## Mathematics Subject Classification – MSC2010

General reference works (handbooks, dictionaries, bibliographies, etc.) 42

Instructional exposition (textbooks, tutorial papers, etc.) 1530

Research exposition (monographs, survey articles) 1259

Explicit machine computation and programs (not the theory of computation or programming) 574

Special equations (Mathieu, Hill, Bessel, etc.) 1363

Theory of limit cycles of polynomial and analytic vector fields (existence, uniqueness, bounds, Hilbert’s 16th problem and ramifications) 1360

Connections with real algebraic geometry (fewnomials, desingularization, zeros of Abelian integrals, etc.) 320

Particular operators (Dirac, one-dimensional Schrödinger, etc.) 3386

Algebraic aspects (differential-algebraic, hypertranscendence, group-theoretical) 295

Stokes phenomena and connection problems (linear and nonlinear) 283

Inverse problems (Riemann-Hilbert, inverse differential Galois, etc.) 223

Singular perturbation problems in the complex domain (complex WKB, turning points, steepest descent) [See also 34E20] 223

Dynamic equations on time scales or measure chains [For real analysis on time scales see 26E70] 1434

Dynamic equations on time scales or measure chains [For real analysis on time scales or measure chains, see 26E70] 1427