26A15 Continuity and related questions (modulus of continuity, semicontinuity, discontinuities, etc.) [For properties determined by Fourier coefficients, see 42A16; for those determined by approximation properties, see 41A25, 41A27] 2083
26A21 Classification of real functions; Baire classification of sets and functions [See also 03E15, 28A05, 54C50] 978
26A24 Differentiation (functions of one variable): general theory, generalized derivatives, mean-value theorems [See also 28A15] 2217
26A27 Nondifferentiability (nondifferentiable functions, points of nondifferentiability), discontinuous derivatives 624
26Dxx Inequalities [For maximal function inequalities, see 42B25; for functional inequalities, see 39B72; for probabilistic inequalities, see 60E15] 12326
26E20 Calculus of functions taking values in infinite-dimensional spaces [See also 46E40, 46G10, 58Cxx] 98
26E25 Set-valued functions [See also 28B20, 54C60] [For nonsmooth analysis, see 49J52, 58Cxx, 90Cxx] 775
26E70 Real analysis on time scales or measure chains [For dynamic equations on time scales or measure chains see 34N05] 195