Publications of David Tartakoff
Gevrey hypoellipticity for sums of squares with a non-homogeneous degeneracy.
Proc. Amer. Math. Soc.,
142(4):1315--1320, 2014.
MR3162252
Hypoellipticity and nonhypoellipticity for sums of squares of complex vector fields.
Anal. PDE,
6(2):371--445, 2013.
MR3071394
Nonelliptic partial differential equations, volume 22 of Developments in Mathematics.
Springer, New York, 2011.
MR2809628
Gevrey hypoellipticity for non-subelliptic operators.
Pure Appl. Math. Q.,
6(3, Special Issue: In honor of Joseph J. Kohn. Part 1):663--675, 2010.
MR2677307
Gevrey hypoellipticity for an interesting variant of Kohn's operator.
In Complex analysis,
pages 51--73. Birkhäuser/Springer Basel AG, Basel, 2010.
MR2885108
Analytic hypoellipticity for a sum of squares of vector fields in $\mathbb R^3$ whose Poisson stratification consists of a single symplectic stratum of codimension four.
In Advances in phase space analysis of partial differential equations,
pages 253--261. Birkhäuser Boston Inc., Boston, MA, 2009.
MR2664615
Analytic hypoellipticity at non-symplectic Poisson-Treves strata for certain sums of squares of vector fields.
J. Geom. Anal.,
18(4):1002--1021, 2008.
MR2438908
Local analyticity and nonlinear vector fields.
In Hyperbolic problems and regularity questions,
pages 207--215. Birkhäuser, Basel, 2007.
MR2298795
Analytic hypoellipticity in the presence of lower order terms.
Comm. Partial Differential Equations,
32(10-12):1759--1790, 2007.
MR2372487
Local analyticity and non-linear vector fields.
In Congresso pde,
pages --. Birkhäuser, 2007.
Local analyticity for sums of squares of quasi linear vector fields on the heisenberg group.
In Congresso pde,
pages --. Birkhäuser, 2007.
Analytic hypoellipticity in the presence of nonsymplectic characteristic points.
J. Funct. Anal.,
234(2):464--472, 2006.
MR2216906
Analyticity for singular sums of squares of degenerate vector fields.
Proc. Amer. Math. Soc.,
134(11):3343--3352 (electronic), 2006.
MR2231919
An elementary proof of Fedi\u\i's theorem and extensions.
In Phase space analysis of partial differential equations,
pages 287--290. Birkhäuser Boston, Boston, MA, 2006.
MR2263215
Sums of squares of complex vector fields and (Analytic-) hypoellipticity.
Math. Res. Lett.,
13(5-6):683--701, 2006.
MR2280767
Analytic hypoellipticity in the presence of lower order terms.
2006.
Analytic hypoellipticity in the presence of non-symplectic characteristic points.
Journal of Functional Analysis,
234:464--472, 2006.
Global analytic hypoellipticity for a class of quasilinear sums of squares of vector fields.
In Geometric analysis of PDE and several complex variables,
pages 177--200. Amer. Math. Soc., Providence, RI, 2005.
MR2126469
Local real analyticity of solutions for sums of squares of non-linear vector fields.
J. Differential Equations,
213(2):341--351, 2005.
MR2142369
Hypoellipticity and loss of derivatives.
Ann. of Math. (2),
162(2):943--986, 2005.
MR2183286
Analytic hypoellipticity for a class of sums of squares of vector fields with non-symplectic characteristic variety.
In Lecture notes of Seminario Interdisciplinare di Matematica. Vol. IV,
pages 79--85. S.I.M. Dep. Mat. Univ. Basilicata, Potenza, 2005.
MR2222539
Hypoellipticity (Analyticity) and loss of derivatives.
Annals of Mathematics,
162:943--986, 2005.
Analytic hypoellipticity for $\square_ b+c$ on the Heisenberg group: an $L^ 2$ approach.
Far East J. Appl. Math.,
15(3):353--363, 2004.
MR2108565
Analytic hypoellipticity for box_b + c on the heisenberg group: an l^2 approach.
In Far east journal of applied mathematics,
pages 353--363. Pushpa, 2004.
A class of sums of squares with a given Poisson-Treves stratification.
J. Geom. Anal.,
13(3):391--420, 2003.
MR1984848
Semi-global analytic regularity for $\overline\partial_ b$ on CR submanifolds of ${\bf C}^ 2$.
In Analysis, geometry, number theory: the mathematics of Leon Ehrenpreis (Philadelphia, PA, 1998),
pages 399--408. Amer. Math. Soc., Providence, RI, 2000.
MR1771282
Analytic and Gevrey regularity for some model equations.
S\=urikaisekikenky\=usho K\=oky\=uroku,
1159:50--61, 2000.
MR1800498
On a conjecture of Treves: analytic hypoellipticity and Poisson strata.
Indiana Univ. Math. J.,
47(2):401--417, 1998.
MR1647900
Gevrey and analytic hypoellipticity.
In Microlocal analysis and spectral theory (Lucca, 1996),
pages 39--59. Kluwer Acad. Publ., Dordrecht, 1997.
MR1451389
Optimal non-isotropic Gevrey exponents for sums of squares of vector fields.
Comm. Partial Differential Equations,
22(7-8):1263--1282, 1997.
MR1466316
Propagation of Gevrey regularity for a class of hypoelliptic equations.
Trans. Amer. Math. Soc.,
348(7):2533--2575, 1996.
MR1340171
Global (And local) analyticity for second order operators constructed from rigid vector fields on products of tori.
Trans. Amer. Math. Soc.,
348(7):2577--2583, 1996.
MR1344213
Gevrey hypoellipticity for maximally hypoelliptic fourth order partial differential operators.
Comm. Partial Differential Equations,
20(1-2):309--314, 1995.
MR1312708
Microlocal analyticity for the canonical solution $\overline\partial_ b$ on some rigid weakly pseudoconvex hypersurfaces in ${\bf C}^ 2$.
Comm. Partial Differential Equations,
20(9-10):1647--1667, 1995.
MR1349226
Microlocal analyticity for the canonical solution to $\overline\partial_ b$ on strictly pseudoconvex CR manifolds of real dimension three.
Comm. Partial Differential Equations,
20(11-12):1871--1926, 1995.
MR1361724
Microlocal analyticity for $\square_ b$ in block-decoupled pseudoconvex domains.
Math. Z.,
220(4):477--493, 1995.
MR1363851
Local analyticity for the $\overline\partial$-Neumann problem in completely decoupled pseudoconvex domains.
J. Geom. Anal.,
3(2):141--151, 1993.
MR1214705
Global analyticity for $\square_ b$ on three-dimensional pseudoconvex CR manifolds.
Comm. Partial Differential Equations,
18(11):1847--1868, 1993.
MR1243528
Analyticité microlocale pour $\square_ b$ dans des domaines pseudoconvexes découplés.
Astérisque,
217:6, 75--83, 1993.
MR1247752
Maximal and semi-maximal estimates for $\overline\partial_ b$ on pseudoconvex manifolds.
In Complex analysis (Wuppertal, 1991),
pages 315--323. Vieweg, Braunschweig, 1991.
MR1122196
Local analyticity for the $\overline\partial$-Neumann problem and for $\square_ b$ in some model domains without maximal estimates.
In Several complex variables and complex geometry, Part 3 (Santa Cruz, CA, 1989),
pages 119--128. Amer. Math. Soc., Providence, RI, 1991.
MR1128588
Local analyticity for the $\overline\partial$-Neumann problem and $\square_ b$---some model domains without maximal estimates.
Duke Math. J.,
64(2):377--402, 1991.
MR1136382
Analyticité locale pour le problème $\overline\partial$-Neumann en des points de faible pseudoconvexité.
C. R. Acad. Sci. Paris Sér. I Math.,
306(10):429--432, 1988.
MR937979
Local analyticity for $\square_ b$ and the $\overline\partial$-Neumann problem at certain weakly pseudoconvex points.
Comm. Partial Differential Equations,
13(12):1521--1600, 1988.
MR970155
The real analytic and Gevrey regularity of the heat kernel for $\square_ b$.
In Pseudodifferential operators and applications (Notre Dame, Ind., 1984),
pages 247--259. Amer. Math. Soc., Providence, RI, 1985.
MR812296
The heat equation for $\square_{b}$.
In Microlocal analysis (Boulder, Colo., 1983),
pages 65--73. Amer. Math. Soc., Providence, RI, 1984.
MR741040
The heat equation for the $\bar \partial _{b}$-Laplacian.
Comm. Partial Differential Equations,
9(7):597--686, 1984.
MR745020
Operators with multiple characteristics---an $L^{2}$ proof of analytic hypoellipticity.
Rend. Sem. Mat. Univ. Politec. Torino,
Special Issue:251--282 (1984), 1983.
MR745988
Analyticity of relative fundamental solutions and projections for left invariant operators on the Heisenberg group.
Ann. Sci. École Norm. Sup. (4),
15(3):419--440, 1982.
MR690648
Inversion of analytic matrices and local solvability of some invariant differential operators on nilpotent Lie groups.
Comm. Partial Differential Equations,
6(6):625--650, 1981.
MR617784
A survey of some recent results in $C^{\infty }$ and real analytic hypoellipticity for partial differential operators with applications to several complex variables.
In Recent developments in several complex variables (Proc. Conf., Princeton Univ., Princeton, N. J., 1979),
pages 393--411. Princeton Univ. Press, Princeton, N.J., 1981.
MR627770
Hypoellipticité analytique pour des opérateurs à caractéristiques multiples---démonstration élementaire.
In Goulaouic-Meyer-Schwartz Seminar, 1980--1981,
pages Exp. No. XVIII bis, 14. École Polytech., Palaiseau, 1981.
MR657988
Elementary proofs of analytic hypoellipticity for $ cm_{b}$ and the $\bar \partial $-Neumann problem.
In Analytic solutions of partial differential equations (Trento, 1981),
pages 85--116. Soc. Math. France, Paris, 1981.
MR666404
The local real analyticity of solutions to $ cm_{b}$ and the $\bar \partial $-Neumann problem.
Acta Math.,
145(3-4):177--204, 1980.
MR590289
Parametrices with $C^{\infty }$ error for $ cm_{b}$ and operators of Hörmander type.
In Partial differential equations and geometry (Proc. Conf., Park City, Utah, 1977),
pages 255--271. Dekker, New York, 1979.
MR535597
Remarks on isolated degeneracies of the Levi form and the analytic hypoellipticity of $ cm_{b}$ and related partial differential operators.
In Harmonic analysis in Euclidean spaces (Proc. Sympos. Pure Math., Williams Coll., Williamstown, Mass., 1978), Part 2,
pages 85--89. Amer. Math. Soc., Providence, R.I., 1979.
MR545296
Local analytic hypoellipticity for $ cm_{b}$ on nondegenerate Cauchy-Riemann manifolds.
Proc. Nat. Acad. Sci. U.S.A.,
75(7):3027--3028, 1978.
MR499657
On the global real analyticity of solutions to $bxx _{b}$ on compact manifolds.
In Several complex variables (Proc. Sympos. Pure Math., Vol. XXX, Part 1, Williams Coll., Williamstown, Mass., 1975),
pages 205--211. Amer. Math. Soc, Providence, R. I., 1977.
MR0440072
Sur la régularité locale des solutions du problème de Neumann pour $\overline \partial $.
In Journées sur les Fonctions Analytiques (Toulouse, 1976),
pages 207--216. Lecture Notes in Math., Vol. 578. Springer, Berlin, 1977.
MR0454397
On the local Gevrey and Quasi-analytic hypoellipticity of $\square _{b}$.
Comm. Partial Differential Equations,
2(7):699--712, 1977.
MR0463664
On the global real analyticity of solutions to $ cm_{b}$ on compact manifolds.
Comm. Partial Differential Equations,
1(4):283--311, 1976.
MR0410809
Local Gevrey and quasi-analytic hypoellipticity for $ cm_{b}$.
Bull. Amer. Math. Soc.,
82(5):740--742, 1976.
MR0410810
On the global real analyticity of solutions to the $\overline \partial $-Neumann problem.
Comm. Partial Differential Equations,
1(5):401--435, 1976.
MR0413193
Sur la régularité locale des solutions de l'équation $\square _{b}u=f$.
In Séminaire Goulaouic-Schwartz 1975/1976; Équations aux dérivées partielles et analyse fonctionnelle, Exp. No. 9,
pages 8. Centre Math., École Polytech., Palaiseau, 1976.
MR0463653
Régularité analytique globale des solutions du problème de Neumann pour l'opérateur $\overline \partial $.
In Séminaire Goulaouic-Schwartz 1975/1976: Équations aux dérivées partielles et analyse fonctionnelle, Exp. No. 4,
pages 12. Centre Math., École Polytech., Palaiseau, 1976.
MR0463720
Gevrey hypoellipticity for subelliptic boundary value problems.
In Global analysis and its applications, Vol. III (Lectures, Internat. Sem. Course, Internat. Centre Theoret. Phys., Trieste, 1972),
pages 185--193. Internat. Atomic Energy Agency, Vienna, 1974.
MR0437903
Gevrey hypoellipticity for subelliptic boundary value problems.
Comm. Pure Appl. Math.,
26:251--312, 1973.
MR0342842
Boundary value problems for non-elliptic first order systems of pseudo-differential operators.
Comm. Pure Appl. Math.,
25:533--567, 1972.
MR0481679
On the regularity of non-unique solutions of degenerate elliptic-parabolic systems of partial differential equations.
Comm. Pure Appl. Math.,
24:763--788, 1971.
MR0296483
Regularity of solutions to boundary value problems for first order systems.
Indiana Univ. Math. J.,
21:1113--1129, 1971/72.
MR0440182