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Publications of David G Schaeffer     :chronological  combined listing:

%% Books   
@book{fds10078,
   Title = {Two phase flows and waves},
   Journal = {edited by Joseph, Daniel D. and Schaeffer, David G., pp.
             xii+164, 1990, Springer-Verlag, New York},
   MRNUMBER = {91e:76008},
   Key = {fds10078}
}

@book{fds10084,
   Author = {Golubitsky, Martin and Stewart, Ian and Schaeffer, David
             G.},
   Title = {Singularities and groups in bifurcation theory. Vol.
             II},
   Journal = {pp. xvi+533, 1988, Springer-Verlag, New York},
   MRNUMBER = {89m:58038},
   Key = {fds10084}
}

@book{fds10093,
   Author = {Golubitsky, Martin and Schaeffer, David G.},
   Title = {Singularities and groups in bifurcation theory. Vol.
             I},
   Journal = {pp. xvii+463, 1985, Springer-Verlag, New
             York},
   MRNUMBER = {86e:58014},
   Key = {fds10093}
}


%% Papers Published   
@article{fds151397,
   Author = {D.G. Schaeffer and J. Cain},
   Title = {Shortening of action potential duraction near an insulating
             boundary},
   Journal = {Math Medicine and Biology},
   Volume = {25},
   Number = {21--36},
   Year = {2008},
   Key = {fds151397}
}

@article{fds151398,
   Author = {D.G. Schaeffer and A. Catlla and T. Witelski and E. Monson and A.
             Lin},
   Title = {On spiking models of synaptic activity and impulsive
             differential equations},
   Journal = {SIAM Review},
   Volume = {50},
   Number = {553--569},
   Year = {2008},
   Key = {fds151398}
}

@article{fds151399,
   Author = {D.G. Schaeffer and W. Ying and X. Zhao},
   Title = {Asymptotic approximation of an ionic model for cardiac
             restitution},
   Journal = {Nonlinear Dynamics},
   Volume = {51},
   Pages = {189--198},
   Year = {2008},
   Key = {fds151399}
}

@article{fds139613,
   Author = {D.G. Schaeffer and X. Zhao},
   Title = {Alternate pacing of border-collision period-doubling
             bifurcations},
   Journal = {Nonlinear Dynamics},
   Volume = {50},
   Pages = {733--742},
   Year = {2007},
   Key = {fds139613}
}

@article{fds151392,
   Author = {D.G. Schaeffer and C. Berger and D. Gauthier and H. Dobrovolny and W.
             Krassowska, X. Zhao},
   Title = {Period-doubling bifurcation to alternans in paced cardiac
             tissue: crossover from smooth to border-collision
             characteristics},
   Journal = {Phys. Rev. Lett},
   Volume = {99},
   Pages = {058101},
   Year = {2007},
   Key = {fds151392}
}

@article{fds139367,
   Author = {D.G. Schaeffer and C. Berger and D. Gauthier and X.
             Zhao},
   Title = {Small-signal amplification of period-doubling bifurcations
             in smooth iterated mappings},
   Journal = {Nonlinear Dynamics},
   Volume = {48},
   Pages = {381--389},
   Year = {2007},
   Key = {fds139367}
}

@article{fds51308,
   Author = {D.G. Schaeffer and M Shearer and T. Witelski},
   Title = {Boundary-value problems for hyperbolic partial differential
             equations related to steady granular flow},
   Journal = {Math. and Mech. of Solids},
   Volume = {12},
   Pages = {665--699},
   Year = {2007},
   Key = {fds51308}
}

@article{fds139450,
   Author = {D.G. Schaeffer and J. Cain and D. Gauthier and S. Kalb and W. Krassowska and R. Oliver and E. Tolkacheva and W. Ying},
   Title = {An ionically based mapping model with memory for cardiac
             restitution},
   Journal = {Bull Math Bio},
   Volume = {69},
   Pages = {459--482},
   Year = {2007},
   Key = {fds139450}
}

@article{fds51311,
   Author = {D.G. Schaeffer and M. Matthews and P. Gremaud},
   Title = {On the computation of steady hopper flows III: Comparison of
             von Mises and Matsuoka-Nakai materials"},
   Journal = {J Comp. Phy.},
   Volume = {219},
   Pages = {443-454},
   Year = {2006},
   Key = {fds51311}
}

@article{fds51315,
   Author = {D.G. Schaeffer and S. Kalb and E. Tolkacheva and D. Gauthier and W.
             Krassowska},
   Title = {Features of the restitution portrait for mapping models with
             an arbitrary amount of memory},
   Journal = {Chaos},
   Volume = {15},
   Pages = {023701--},
   Year = {2005},
   Key = {fds51315}
}

@article{fds139449,
   Author = {D.G. Schaeffer and B. Tighe and J. Socolar and G. Michener and M.
             Huber},
   Title = {Force distribution in granular media},
   Journal = {PRE},
   Volume = {72},
   Pages = {031306},
   Year = {2005},
   Key = {fds139449}
}

@article{fds39199,
   Author = {D.G. Schaeffer and J. Cain and E. Tolkacheva and D.
             Gauthier},
   Title = {Rate-dependent waveback velocity of cardiac action
             potentials in a done-dimensional cable},
   Journal = {Phys Rev E},
   Volume = {70},
   Pages = {061906--?},
   Year = {2004},
   Key = {fds39199}
}

@article{fds51313,
   Author = {David G. Schaeffer and J.V. Matthews},
   Title = {A steady-state, hyperbolic free boundary problem for a
             granular-flow model},
   Journal = {SIAM J. Math Analysis},
   Volume = {36},
   Pages = {256-271},
   Year = {2004},
   Key = {fds51313}
}

@article{fds16639,
   Author = {David G. Schaeffer and M. Shearer and T. Witelski},
   Title = {One-dimensional solutions of an elastoplasticity model of
             granular material},
   Journal = {Math. Models and Methods in Appl. Sciences},
   Volume = {13},
   Pages = {1629--1671},
   Year = {2003},
   Key = {fds16639}
}

@article{fds15963,
   Author = {Colleen C. Mitchell and David G. Schaeffer},
   Title = {A two-current model for the dynamics of cardiac
             membrane},
   Journal = {Bulletin Math Bio},
   Volume = {65},
   Pages = {767--793},
   Year = {2003},
   Key = {fds15963}
}

@article{fds15922,
   Author = {David G. Schaeffer and E. Tolkacheva and D. Gauthier and W
             Krassowska},
   Title = {Condition for alternans and stability of the 1:1 response
             pattern in a 'memory' model of paced cardiac
             dynamics},
   Journal = {Phys Rev E},
   Volume = {67},
   Pages = {031904},
   Year = {2003},
   Key = {fds15922}
}

@article{fds15928,
   Author = {David G. Schaeffer},
   Title = {Review of W. Cheney's "Analysis for applied
             mathematics"},
   Journal = {Amer. Math Monthly},
   Volume = {110},
   Pages = {550},
   Year = {2003},
   Key = {fds15928}
}

@article{fds51309,
   Author = {Pierre Gremaud and John V. Matthews and David G.
             Schaeffer},
   Title = {Secondary circulation in granular flow through a
             nonaxisymmetric hopper},
   Journal = {SIAM J Appl. Math},
   Volume = {64},
   Pages = {583--600},
   Year = {2003},
   Key = {fds51309}
}

@article{fds29019,
   Author = {D.G. Schaeffer and E. Tolkacheva and D. Gauthier and W.
             Krassowska},
   Title = {Condition for alternans and stability of the 1:1 response
             pattern in a memory model of paced cardiac
             dynamics},
   Journal = {Phys Rev E},
   Volume = {67},
   Pages = {031904},
   Year = {2003},
   Key = {fds29019}
}

@article{fds15925,
   Author = {David G. Schaeffer and Elena Tolkacheva and Colleen
             Mitchell},
   Title = {Analysis of the Fenton-Karma model through a one-dimensional
             map},
   Journal = {Chaos},
   Volume = {12},
   Pages = {1034-1042},
   Year = {2002},
   Key = {fds15925}
}

@article{fds15929,
   Author = {David G. Schaeffer and J. Socolar and P. Claudin and J.-P.
             Bouchard},
   Title = {Directed force chain models and stress reponse in static
             granular materials},
   Journal = {Euro. Phys. J. E},
   Volume = {7},
   Pages = {353--370},
   Year = {2002},
   Key = {fds15929}
}

@article{fds29015,
   Author = {D.G. Schaeffer and E. Tolkacheva and D. Gauthier and C.
             Mitchell},
   Title = {Analysis of the Fenton-Karma model through approximation by
             a one-dimensional map},
   Journal = {Chaos},
   Volume = {12},
   Pages = {1034},
   Year = {2002},
   Key = {fds29015}
}

@article{fds10419,
   Author = {Witelski, Thomas P. and Schaeffer, David G. and Shearer,
             Michael},
   Title = {A discrete model for an ill-posed nonlinear parabolic
             PDE},
   Journal = {Phys. D, vol. 160, no. 3-4, pp. 189--221,
             2001},
   MRNUMBER = {1872040},
   Key = {fds10419}
}

@article{fds10420,
   Author = {G. Metcalfe and L. Kondic and D. Schaeffer and S. Tennakoon and R.
             Behringer},
   Title = {Granular friction and the fluid-solid transition for shaken
             granular materials},
   Journal = {Phys. Rev. E 65 (2002)},
   Key = {fds10420}
}

@article{fds9762,
   Author = {Hayes, Brian T. and Schaeffer, David G.},
   Title = {Stress-controlled shear waves in a saturated granular
             medium},
   Journal = {European J. Appl. Math., vol. 11, no. 1, pp. 81--94,
             2000},
   MRNUMBER = {2000k:74037},
   Key = {fds9762}
}

@article{fds9766,
   Author = {David G Schaeffer and M. Sexton and J. Socolar},
   Title = {Force Distribution in a Scalar Model for Non-Cohesive
             Granular Material},
   Journal = {Phys. Rev. Lett. E 60 (1999), 1999-2008},
   Key = {fds9766}
}

@article{fds10063,
   Author = {Gremaud, Pierre Alain and Schaeffer, David G. and Shearer,
             Michael},
   Title = {Numerical determination of flow corrective inserts for
             granular materials in conical hoppers},
   Journal = {Internat. J. Non-Linear Mech., vol. 35, no. 5, pp. 869--882,
             2000},
   MRNUMBER = {2001a:76129},
   Key = {fds10063}
}

@article{fds10064,
   Author = {Hayes, Brian T. and Schaeffer, David G.},
   Title = {Plane shear waves under a periodic boundary disturbance in a
             saturated granular medium},
   Journal = {Phys. D, vol. 121, no. 1-2, pp. 193--212,
             1998},
   MRNUMBER = {99g:73052},
   Key = {fds10064}
}

@article{fds10065,
   Author = {Howle, Laurens and Schaeffer, David G. and Shearer, Michael and Zhong, Pei},
   Title = {Lithotripsy: the treatment of kidney stones with shock
             waves},
   Journal = {SIAM Rev., vol. 40, no. 2, pp. 356--371 (electronic),
             1998},
   MRNUMBER = {99d:92009},
   Key = {fds10065}
}

@article{fds8985,
   Author = {David G Schaeffer and M. Shearer},
   Title = {A Simple Model for Stress Fluctuations in Plasticity, with
             Application to Granular Materials},
   Journal = {SIAM J. Appl. Math. 58(1998), 1791-1807.},
   Key = {fds8985}
}

@article{fds8986,
   Author = {G. Tardos and M.I. Khan and David G Schaeffer},
   Title = {Forces On a Slowly Rotating, Rough Cylinder in a Couette
             Device Containing a Dry, Frictional Powder},
   Journal = {Physics of Fluids 10(1998), 335-341.},
   Key = {fds8986}
}

@article{fds10066,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {The influence of material non-uniformity preceding
             shear-band formation in a model for granular
             flow},
   Journal = {European J. Appl. Math., vol. 8, no. 5, pp. 457--483,
             1997},
   MRNUMBER = {98g:73016},
   Key = {fds10066}
}

@article{fds8982,
   Author = {M. K. Gordon and David G Schaeffer and M. Shearer},
   Title = {Plane Shear Waves in a Fully Saturated Granular Medium with
             Velocity-and Stress-Controlled Boundary Conditions},
   Journal = {Int. J. Nonlinear Mechancis 32(1997), 489-503.},
   Key = {fds8982}
}

@article{fds8984,
   Author = {P. Gremaud and David G Schaeffer and Ml. Shearer},
   Title = {Granular Flow Past a Binsert},
   Journal = {Report to Jenike & Johanson, Inc.},
   Key = {fds8984}
}

@article{fds8987,
   Author = {David G Schaeffer and M. Shearer},
   Title = {Models of Stress Fluctuations in Granular Materials, Powders
             and Grains},
   Journal = {R.P. Behringer and J. Jenkins (eds.), Balkema,
             1997.},
   Key = {fds8987}
}

@article{fds10067,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {Riemann problems for $5\times 5$ systems of fully non-linear
             equations related to hypoplasticity},
   Journal = {Math. Methods Appl. Sci., vol. 19, no. 18, pp. 1433--1444,
             1996},
   MRNUMBER = {97m:73028},
   Key = {fds10067}
}

@article{fds10269,
   Author = {Schaeffer, David G.},
   Title = {A survey of granular flow},
   Journal = {Hyperbolic problems: theory, numerics, applications (Stony
             Brook, NY, 1994), pp. 63--80, 1996, World Sci. Publishing,
             River Edge, NJ},
   MRNUMBER = {1446015},
   Key = {fds10269}
}

@article{fds8983,
   Author = {David G Schaeffer},
   Title = {Memoirs From a Small-Scale Course On Industrial
             Math},
   Journal = {Notices AMS, 43(1996), 550-557.},
   Key = {fds8983}
}

@article{fds10068,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {A class of fully nonlinear $2\times 2$ systems of partial
             differential equations},
   Journal = {Comm. Partial Differential Equations, vol. 20, no. 7-8, pp.
             1105--1131, 1995},
   MRNUMBER = {96b:35133},
   Key = {fds10068}
}

@article{fds8980,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {Fully nonlinear hyperbolic systems of partial differential
             equations related to plasticity},
   Journal = {Comm. Partial Differential Equations, vol. 20, no. 7-8, pp.
             1133--1153, 1995},
   MRNUMBER = {96b:35134},
   Key = {fds8980}
}

@article{fds8977,
   Author = {Garaizar, F. Xabier and Schaeffer, David
             G.},
   Title = {Numerical computations for shear bands in an antiplane shear
             model},
   Journal = {J. Mech. Phys. Solids, vol. 42, no. 1, pp. 21--50,
             1994},
   MRNUMBER = {94j:73029},
   Key = {fds8977}
}

@article{fds8978,
   Author = {Gardner, Carl L. and Schaeffer, David G.},
   Title = {Numerical simulation of uniaxial compression of a granular
             material with wall friction},
   Journal = {SIAM J. Appl. Math., vol. 54, no. 6, pp. 1676--1692,
             1994},
   MRNUMBER = {95g:76010},
   Key = {fds8978}
}

@article{fds8979,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {Unloading near a shear band in granular material},
   Journal = {Quart. Appl. Math., vol. 52, no. 3, pp. 579--600,
             1994},
   MRNUMBER = {95m:73030},
   Key = {fds8979}
}

@article{fds8981,
   Author = {F.X. Garzizar and David G Schaeffer and M. Shearer and J.
             Trangenstein},
   Title = {Formation and Development of Shear Bands in Granular
             Material},
   Journal = {Trans. of 11th Army Conf. on Appl. Math. &
             Computing.},
   Key = {fds8981}
}

@article{fds10069,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {The initial value problem for a system modelling
             unidirectional longitudinal elastic-plastic
             waves},
   Journal = {SIAM J. Math. Anal., vol. 24, no. 5, pp. 1111--1144,
             1993},
   MRNUMBER = {95f:73038},
   Key = {fds10069}
}

@article{fds10070,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {Unloading near a shear band: a free boundary problem for the
             wave equation},
   Journal = {Comm. Partial Differential Equations, vol. 18, no. 7-8, pp.
             1271--1298, 1993},
   MRNUMBER = {94i:35203},
   Key = {fds10070}
}

@article{fds10071,
   Author = {Schaeffer, David G. and Schecter, Stephen and Shearer,
             Michael},
   Title = {Non-strictly hyperbolic conservation laws with a parabolic
             line},
   Journal = {J. Differential Equations, vol. 103, no. 1, pp. 94--126,
             1993},
   MRNUMBER = {94d:35102},
   Key = {fds10071}
}

@article{fds10072,
   Author = {Schaeffer, David G.},
   Title = {A mathematical model for localization in granular
             flow},
   Journal = {Proc. Roy. Soc. London Ser. A, vol. 436, no. 1897, pp.
             217--250, 1992},
   MRNUMBER = {93g:73061},
   Key = {fds10072}
}

@article{fds10073,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {Scale-invariant initial value problems in one-dimensional
             dynamic elastoplasticity, with consequences for
             multidimensional nonassociative plasticity},
   Journal = {European J. Appl. Math., vol. 3, no. 3, pp. 225--254,
             1992},
   MRNUMBER = {93g:73057},
   Key = {fds10073}
}

@article{fds10074,
   Author = {An, Lian Jun and Schaeffer, David G.},
   Title = {The flutter instability in granular flow},
   Journal = {J. Mech. Phys. Solids, vol. 40, no. 3, pp. 683--698,
             1992},
   MRNUMBER = {93c:73053},
   Key = {fds10074}
}

@article{fds10075,
   Author = {Wang, Feng and Gardner, Carl L. and Schaeffer, David
             G.},
   Title = {Steady-state computations of granular flow in an
             axisymmetric hopper},
   Journal = {SIAM J. Appl. Math., vol. 52, no. 4, pp. 1076--1088,
             1992},
   MRNUMBER = {93c:73040},
   Key = {fds10075}
}

@article{fds10076,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {Loss of hyperbolicity in yield vertex plasticity models
             under nonproportional loading},
   Journal = {Nonlinear evolution equations that change type, pp.
             192--217, 1990, Springer, New York},
   MRNUMBER = {92f:73022},
   Key = {fds10076}
}

@article{fds10077,
   Author = {Schaeffer, David G.},
   Title = {Mathematical issues in the continuum formulation of slow
             granular flow},
   Journal = {Two phase flows and waves (Minneapolis, MN, 1989), pp.
             118--129, 1990, Springer, New York},
   MRNUMBER = {91f:73014},
   Key = {fds10077}
}

@article{fds10079,
   Author = {Schaeffer, David G.},
   Title = {Instability and ill-posedness in the deformation of granular
             materials},
   Journal = {Internat. J. Numer. Anal. Methods Geomech., vol. 14, no. 4,
             pp. 253--278, 1990},
   MRNUMBER = {91e:73071},
   Key = {fds10079}
}

@article{fds10081,
   Author = {Schaeffer, David G. and Shearer, Michael and Pitman, E.
             Bruce},
   Title = {Instability in critical state theories of granular
             flow},
   Journal = {SIAM J. Appl. Math., vol. 50, no. 1, pp. 33--47,
             1990},
   MRNUMBER = {90k:73044},
   Key = {fds10081}
}

@article{fds10080,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {The quasidynamic approximation in critical state
             plasticity},
   Journal = {Arch. Rational Mech. Anal., vol. 108, no. 3, pp. 267--280,
             1989},
   MRNUMBER = {91d:73031},
   Key = {fds10080}
}

@article{fds10082,
   Author = {Pitman, E. Bruce and Schaeffer, David G.},
   Title = {Instability and ill-posedness in granular
             flow},
   Journal = {Current progress in hyberbolic systems: Riemann problems and
             computations (Brunswick, ME, 1988), pp. 241--250, 1989,
             Amer. Math. Soc., Providence, RI},
   MRNUMBER = {90k:73037},
   Key = {fds10082}
}

@article{fds10083,
   Author = {Schaeffer, David G. and Pitman, E. Bruce},
   Title = {Ill-posedness in three-dimensional plastic
             flow},
   Journal = {Comm. Pure Appl. Math., vol. 41, no. 7, pp. 879--890,
             1988},
   MRNUMBER = {89m:73018},
   Key = {fds10083}
}

@article{fds10085,
   Author = {Beale, J. Thomas and Schaeffer, David G.},
   Title = {Nonlinear behavior of model equations which are linearly
             ill-posed},
   Journal = {Comm. Partial Differential Equations, vol. 13, no. 4, pp.
             423--467, 1988},
   MRNUMBER = {89h:35329},
   Key = {fds10085}
}

@article{fds10087,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {Riemann problems for nonstrictly hyperbolic $2\times 2$
             systems of conservation laws},
   Journal = {Trans. Amer. Math. Soc., vol. 304, no. 1, pp. 267--306,
             1987},
   MRNUMBER = {88m:35101},
   Key = {fds10087}
}

@article{fds10088,
   Author = {Pitman, E. Bruce and Schaeffer, David G.},
   Title = {Stability of time dependent compressible granular flow in
             two dimensions},
   Journal = {Comm. Pure Appl. Math., vol. 40, no. 4, pp. 421--447,
             1987},
   MRNUMBER = {88i:35170},
   Key = {fds10088}
}

@article{fds10089,
   Author = {Schaeffer, David G.},
   Title = {Instability in the evolution equations describing
             incompressible granular flow},
   Journal = {J. Differential Equations, vol. 66, no. 1, pp. 19--50,
             1987},
   MRNUMBER = {88i:35169},
   Key = {fds10089}
}

@article{fds10090,
   Author = {Shearer, M. and Schaeffer, D. G. and Marchesin, D. and Paes-Leme, P. L.},
   Title = {Solution of the Riemann problem for a prototype $2\times 2$
             system of nonstrictly hyperbolic conservation
             laws},
   Journal = {Arch. Rational Mech. Anal., vol. 97, no. 4, pp. 299--320,
             1987},
   MRNUMBER = {88a:35156},
   Key = {fds10090}
}

@article{fds10091,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {The classification of $2\times 2$ systems of nonstrictly
             hyperbolic conservation laws, with application to oil
             recovery},
   Journal = {Comm. Pure Appl. Math., vol. 40, no. 2, pp. 141--178,
             1987},
   MRNUMBER = {88a:35155},
   Key = {fds10091}
}

@article{fds10270,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {Recent developments in nonstrictly hyperbolic conservation
             laws},
   Journal = {Transactions of the fourth Army conference on applied
             mathematics and computing (Ithaca, N.Y., 1986), pp. 43--52,
             1987, U.S. Army Res. Office, Research Triangle Park,
             NC},
   MRNUMBER = {905075},
   Key = {fds10270}
}

@article{fds10086,
   Author = {Schaeffer, David G. and Shearer, Michael},
   Title = {Three phase flow in a porous medium and the classification
             of nonstrictly hyperbolic conservation laws},
   Journal = {International workshop on applied differential equations
             (Beijing, 1985), pp. 154--162, 1986, World Sci. Publishing,
             Singapore},
   MRNUMBER = {89c:35100},
   Key = {fds10086}
}

@article{fds10092,
   Author = {Shearer, Michael and Schaeffer, David G.},
   Title = {Three-phase flow in a porous medium and the classification
             of non-strictly hyperbolic conservation laws},
   Journal = {Transactions of the third Army conference on applied
             mathematics and computing (Atlanta, Ga., 1985), pp.
             509--517, 1986, U.S. Army Res. Office, Research Triangle
             Park, NC},
   MRNUMBER = {87j:76093},
   Key = {fds10092}
}

@article{fds10271,
   Author = {Schaeffer, David G.},
   Title = {Instability in the flow of granular materials},
   Journal = {Mathematics applied to fluid mechanics and stability (Troy,
             N.Y., 1985), pp. 274, 1986, SIAM, Philadelphia,
             PA},
   MRNUMBER = {869642},
   Key = {fds10271}
}

@article{fds10094,
   Author = {Golubitsky, M. and Marsden, J. and Schaeffer,
             D.},
   Title = {Bifurcation problems with hidden symmetries},
   Journal = {Partial differential equations and dynamical systems, pp.
             181--210, 1984, Pitman, Boston, MA},
   MRNUMBER = {86a:58020},
   Key = {fds10094}
}

@article{fds10095,
   Author = {Holder, E. J. and Schaeffer, D.},
   Title = {Boundary conditions and mode jumping in the von K\'arm\'an
             equations},
   Journal = {SIAM J. Math. Anal., vol. 15, no. 3, pp. 446--458,
             1984},
   MRNUMBER = {85m:73029},
   Key = {fds10095}
}

@article{fds10096,
   Author = {Schaeffer, David G.},
   Title = {Topics in bifurcation theory},
   Journal = {Systems of nonlinear partial differential equations (Oxford,
             1982), pp. 219--262, 1983, Reidel, Dordrecht},
   MRNUMBER = {85e:58107},
   Key = {fds10096}
}

@article{fds10097,
   Author = {Golubitsky, Martin and Schaeffer, David},
   Title = {A discussion of symmetry and symmetry breaking},
   Journal = {Singularities, Part 1 (Arcata, Calif., 1981), pp. 499--515,
             1983, Amer. Math. Soc., Providence, RI},
   MRNUMBER = {85b:58018},
   Key = {fds10097}
}

@article{fds10098,
   Author = {Ball, J. M. and Schaeffer, D. G.},
   Title = {Bifurcation and stability of homogeneous equilibrium
             configurations of an elastic body under dead-load
             tractions},
   Journal = {Math. Proc. Cambridge Philos. Soc., vol. 94, no. 2, pp.
             315--339, 1983},
   MRNUMBER = {84k:73033},
   Key = {fds10098}
}

@article{fds10101,
   Author = {Golubitsky, Martin and Schaeffer, David},
   Title = {Bifurcations with ${\rm O}(3)$\ symmetry including
             applications to the B\'enard problem},
   Journal = {Comm. Pure Appl. Math., vol. 35, no. 1, pp. 81--111,
             1982},
   MRNUMBER = {83b:58026},
   Key = {fds10101}
}

@article{fds10099,
   Author = {Schaeffer, David},
   Title = {General introduction to steady state bifurcation},
   Journal = {Dynamical systems and turbulence, Warwick 1980 (Coventry,
             1979/1980), pp. 13--47, 1981, Springer, Berlin},
   MRNUMBER = {83j:58037},
   Key = {fds10099}
}

@article{fds10103,
   Author = {Golubitsky, Martin and Keyfitz, Barbara Lee and Schaeffer,
             David G.},
   Title = {A singularity theory analysis of a thermal-chainbranching
             model for the explosion peninsula},
   Journal = {Comm. Pure Appl. Math., vol. 34, no. 4, pp. 433--463,
             1981},
   MRNUMBER = {82h:58010},
   Key = {fds10103}
}

@article{fds10100,
   Author = {Schaeffer, David G. and Golubitsky, Martin
             A.},
   Title = {Bifurcation analysis near a double eigenvalue of a model
             chemical reaction},
   Journal = {Arch. Rational Mech. Anal., vol. 75, no. 4, pp. 315--347,
             1980/81},
   MRNUMBER = {83b:80010},
   Key = {fds10100}
}

@article{fds10102,
   Author = {Golubitsky, Martin and Keyfitz, Barbara L. and Schaeffer,
             David},
   Title = {A singularity theory approach to qualitative behavior of
             complex chemical systems},
   Journal = {New approaches to nonlinear problems in dynamics (Proc.
             Conf., Pacific Grove, Calif., 1979), pp. 257--270, 1980,
             SIAM, Philadelphia, Pa.},
   MRNUMBER = {82i:80011},
   Key = {fds10102}
}

@article{fds10104,
   Author = {Golubitsky, Martin and Schaeffer, David},
   Title = {A singularity theory approach to steady-state bifurcation
             theory},
   Journal = {Nonlinear partial differential equations in engineering and
             applied science (Proc. Conf., Univ. Rhode Island, Kingston,
             R.I., 1979), pp. 229--254, 1980, Dekker, New
             York},
   MRNUMBER = {82a:58018},
   Key = {fds10104}
}

@article{fds10105,
   Author = {Golubitsky, Martin and Schaeffer, David},
   Title = {A qualitative approach to steady-state bifurcation
             theory},
   Journal = {New approaches to nonlinear problems in dynamics (Proc.
             Conf., Pacific Grove, Calif., 1979), pp. 43--51, 1980, SIAM,
             Philadelphia, Pa.},
   MRNUMBER = {81k:58026},
   Key = {fds10105}
}

@article{fds10240,
   Author = {Schaeffer, David G.},
   Title = {Qualitative analysis of a model for boundary effects in the
             Taylor problem},
   Journal = {Math. Proc. Cambridge Philos. Soc., vol. 87, no. 2, pp.
             307--337, 1980},
   MRNUMBER = {81c:35007},
   Key = {fds10240}
}

@article{fds10106,
   Author = {Schaeffer, David and Golubitsky, Martin},
   Title = {Boundary conditions and mode jumping in the buckling of a
             rectangular plate},
   Journal = {Comm. Math. Phys., vol. 69, no. 3, pp. 209--236,
             1979},
   MRNUMBER = {81k:35019},
   Key = {fds10106}
}

@article{fds10107,
   Author = {Golubitsky, M. and Schaeffer, D.},
   Title = {An analysis of imperfect bifurcation},
   Journal = {Bifurcation theory and applications in scientific
             disciplines (Papers, Conf., New York, 1977), pp. 127--133,
             1979, New York Acad. Sci., New York},
   MRNUMBER = {81c:58027},
   Key = {fds10107}
}

@article{fds10241,
   Author = {Golubitsky, M. and Schaeffer, D.},
   Title = {A theory for imperfect bifurcation via singularity
             theory},
   Journal = {Comm. Pure Appl. Math., vol. 32, no. 1, pp. 21--98,
             1979},
   MRNUMBER = {80j:58061},
   Key = {fds10241}
}

@article{fds10242,
   Author = {Golubitsky, M. and Schaeffer, D.},
   Title = {Imperfect bifurcation in the presence of
             symmetry},
   Journal = {Comm. Math. Phys., vol. 67, no. 3, pp. 205--232,
             1979},
   MRNUMBER = {80j:58017},
   Key = {fds10242}
}

@article{fds10243,
   Author = {Schaeffer, David G.},
   Title = {An application of the Nash-Moser theorem to a free boundary
             problem},
   Journal = {Nonlinear partial differential equations and applications
             (Proc. Special Sem., Indiana Univ., Bloomington, Ind.,
             1976-1977), pp. 129--143, 1978, Springer,
             Berlin},
   MRNUMBER = {80c:35067},
   Key = {fds10243}
}

@article{fds10244,
   Author = {Schaeffer, David G.},
   Title = {Non-uniqueness in the equilibrium shape of a confined
             plasma},
   Journal = {Comm. Partial Differential Equations, vol. 2, no. 6, pp.
             587--600, 1977},
   MRNUMBER = {58:29210},
   Key = {fds10244}
}

@article{fds10245,
   Author = {Schaeffer, David G.},
   Title = {Some examples of singularities in a free
             boundary},
   Journal = {Ann. Scuola Norm. Sup. Pisa Cl. Sci. (4), vol. 4, no. 1, pp.
             133--144, 1977},
   MRNUMBER = {58:24345},
   Key = {fds10245}
}

@article{fds10248,
   Author = {Schaeffer, David G.},
   Title = {One-sided estimates for the curvature of the free boundary
             in the obstacle problem},
   Journal = {Advances in Math., vol. 24, no. 1, pp. 78--98,
             1977},
   MRNUMBER = {56:6506},
   Key = {fds10248}
}

@article{fds10249,
   Author = {Guillemin, Victor and Schaeffer, David},
   Title = {On a certain class of Fuchsian partial differential
             equations},
   Journal = {Duke Math. J., vol. 44, no. 1, pp. 157--199,
             1977},
   MRNUMBER = {55:3504},
   Key = {fds10249}
}

@article{fds10250,
   Author = {Schaeffer, David G.},
   Title = {Supersonic flow past a nearly straight wedge},
   Journal = {Duke Math. J., vol. 43, no. 3, pp. 637--670,
             1976},
   MRNUMBER = {54:1850},
   Key = {fds10250}
}

@article{fds10254,
   Author = {Schaeffer, David G.},
   Title = {A new proof of the infinite differentiability of the free
             boundary in the Stefan problem},
   Journal = {J. Differential Equations, vol. 20, no. 1, pp. 266--269,
             1976},
   MRNUMBER = {52:11325},
   Key = {fds10254}
}

@article{fds10246,
   Author = {Schaeffer, David G.},
   Title = {Singularities and the obstacle problem},
   Journal = {Differential geometry (Proc. Sympos. Pure Math., Vol. XXVII,
             Stanford Univ., Stanford, Calif., 1973), Part 2, pp.
             339--340, 1975, Amer. Math. Soc., Providence,
             R.I.},
   MRNUMBER = {57:10227},
   Key = {fds10246}
}

@article{fds10247,
   Author = {Schaeffer, David G.},
   Title = {On the existence of discrete frequencies of oscillation in a
             rotating fluid},
   Journal = {Studies in Appl. Math., vol. 54, no. 3, pp. 269--274,
             1975},
   MRNUMBER = {56:10385},
   Key = {fds10247}
}

@article{fds10255,
   Author = {Schaeffer, David G.},
   Title = {An example of generic regularity for a non-linear elliptic
             equation},
   Journal = {Arch. Rational Mech. Anal., vol. 57, pp. 134--141,
             1975},
   MRNUMBER = {52:8649},
   Key = {fds10255}
}

@article{fds10256,
   Author = {Guillemin, V. and Schaeffer, D.},
   Title = {Fourier integral operators from the Radon transform point of
             view},
   Journal = {Differential geometry (Proc. Sympos. Pure Math., Vol. XXVII,
             Stanford Univ., Stanford, Calif., 1973), Part 2, pp.
             297--300, 1975, Amer. Math. Soc., Providence,
             R.I.},
   MRNUMBER = {52:1420},
   Key = {fds10256}
}

@article{fds10257,
   Author = {Schaeffer, David G.},
   Title = {A stability theorem for the obstacle problem},
   Journal = {Advances in Math., vol. 17, no. 1, pp. 34--47,
             1975},
   MRNUMBER = {52:994},
   Key = {fds10257}
}

@article{fds10258,
   Author = {Golubitsky, Martin and Schaeffer, David G.},
   Title = {Stability of shock waves for a single conservation
             law},
   Journal = {Advances in Math., vol. 16, pp. 65--71, 1975},
   MRNUMBER = {51:10889},
   Key = {fds10258}
}

@article{fds10253,
   Author = {Schaeffer, David G.},
   Title = {The capacitor problem},
   Journal = {Indiana Univ. Math. J., vol. 24, no. 12, pp. 1143--1167,
             1974/75},
   MRNUMBER = {52:14607},
   Key = {fds10253}
}

@article{fds10251,
   Author = {Guillemin, V. and Schaeffer, D.},
   Title = {Remarks on a paper of D. Ludwig},
   Journal = {Bull. Amer. Math. Soc., vol. 79, pp. 382--385,
             1973},
   MRNUMBER = {53:13800},
   Key = {fds10251}
}

@article{fds10260,
   Author = {Schaeffer, David G.},
   Title = {An application of von Neumann algebras to finite difference
             equations},
   Journal = {Partial differential equations (Proc. Sympos. Pure Math.,
             Vol. XXIII, Univ. California, Berkeley, Calif., 1971), pp.
             183--194, 1973, Amer. Math. Soc., Providence,
             R.I.},
   MRNUMBER = {49:838},
   Key = {fds10260}
}

@article{fds10261,
   Author = {Schaeffer, David G.},
   Title = {A regularity theorem for conservation laws},
   Journal = {Advances in Math., vol. 11, pp. 368--386,
             1973},
   MRNUMBER = {48:4523},
   Key = {fds10261}
}

@article{fds10262,
   Author = {Schaeffer, David G.},
   Title = {An index theorem for systems of difference operators on a
             half space},
   Journal = {Inst. Hautes \'Etudes Sci. Publ. Math., no. 42, pp.
             121--127, 1973},
   MRNUMBER = {47:9341},
   Key = {fds10262}
}

@article{fds10252,
   Author = {Schaeffer, David G.},
   Title = {Approximation of the Dirichlet problem on a half
             space},
   Journal = {Acta Math., vol. 129, no. 3--4, pp. 281--295,
             1972},
   MRNUMBER = {52:16058},
   Key = {fds10252}
}

@article{fds10263,
   Author = {Schaeffer, David G.},
   Title = {An application of von Neumann algebras to finite difference
             equations},
   Journal = {Ann. of Math. (2), vol. 95, pp. 117--129,
             1972},
   MRNUMBER = {45:5563},
   Key = {fds10263}
}

@article{fds10259,
   Author = {Coburn, L. A. and Douglas, R. G. and Schaeffer, D. G. and Singer, I. M.},
   Title = {$C\sp{\ast} $-algebras of operators on a half-space. II.
             Index theory},
   Journal = {Inst. Hautes \'Etudes Sci. Publ. Math., no. 40, pp. 69--79,
             1971},
   MRNUMBER = {50:10884},
   Key = {fds10259}
}

@article{fds10264,
   Author = {Schaeffer, David G.},
   Title = {Wiener-Hopf factorization of the symbol of an elliptic
             difference operator},
   Journal = {J. Functional Analysis, vol. 5, pp. 383--394,
             1970},
   MRNUMBER = {41:7491},
   Key = {fds10264}
}

@article{fds10266,
   Author = {Schaeffer, David G.},
   Title = {An extension of Hartogs' theorem for domains whose boundary
             is not smooth},
   Journal = {Proc. Amer. Math. Soc., vol. 25, pp. 714--715,
             1970},
   MRNUMBER = {41:5650},
   Key = {fds10266}
}

@article{fds10265,
   Author = {Schaeffer, David G.},
   Title = {The Dirichlet problem with generalized functions as
             data},
   Journal = {Ann. Mat. Pura Appl. (4), vol. 83, pp. 153--174,
             1969},
   MRNUMBER = {41:7271},
   Key = {fds10265}
}

@article{fds10267,
   Author = {Schaeffer, David G.},
   Title = {A note on the representation of a solution of an elliptic
             differential equation near an isolated singularity},
   Journal = {Proc. amer. Math. Soc., vol. 23, pp. 450--454,
             1969},
   MRNUMBER = {39:7262},
   Key = {fds10267}
}


%% Papers Accepted   
@article{fds151393,
   Author = {D.G. Schaeffer and M. Beck and C. Jones and M.
             Wechselberger},
   Title = {Electrical waves in a one-dimensional model of cardiac
             tissue},
   Journal = {SIAM Applied Dynamical Systems},
   Year = {2008},
   Key = {fds151393}
}

@article{fds151394,
   Author = {D.G. Schaeffer and Shu Dai},
   Title = {Spectrum of a linearized amplitude equation for alternans in
             a cardiac fiber},
   Journal = {SIAM Analysis},
   Year = {2008},
   Key = {fds151394}
}

@article{fds151395,
   Author = {D.G. Schaeffer and R. Iverson},
   Title = {Steady and intermittent slipping in a model of landslide
             motion regulated by pore-pressure feedback},
   Journal = {SIAM Applied Math},
   Year = {2008},
   Key = {fds151395}
}


%% Papers Submitted   
@article{fds151400,
   Author = {S. Dai and D.G. Schaeffer},
   Title = {Bifurcation in a modulation equation for alternans in a
             cardiac fiber},
   Journal = {Math. Modeling and Num. Anal.},
   Year = {2008},
   Key = {fds151400}
}


%% Preprints   
@article{fds139451,
   Author = {D.G. Schaeffer and A. Catlla and T. Witelski and E. Monson and A.
             Lin},
   Title = {Annular patterns in reaction-diffusion systems and their
             implications for neural-glial interactions},
   Year = {2008},
   Key = {fds139451}
}

 

dept@math.duke.edu
ph: 919.660.2800
fax: 919.660.2821

Mathematics Department
Duke University, Box 90320
Durham, NC 27708-0320