58Exx Variational problems in infinite-dimensional spaces
- 58E05 Abstract critical point theory (Morse theory, Ljusternik-Schnirelman (Lyusternik-Shnirel0man) theory, etc.)
- 58E07 Abstract bifurcation theory
- 58E09 Group-invariant bifurcation theory (1)
- 58E10 Applications to the theory of geodesics (problems in one independent variable)
- 58E11 Critical metrics
- 58E12 Applications to minimal surfaces (problems in two independent variables) [See also 49Q05]
- 58E15 Application to extremal problems in several variables; Yang-Mills functionals [See also 81T13], etc.
- 58E17 Pareto optimality, etc., applications to economics [See also 90C29]
- 58E20 Harmonic maps [See also 53C43], etc.
- 58E25 Applications to control theory [See also 49-XX, 93-XX]
- 58E30 Variational principles
- 58E35 Variational inequalities (global problems)
- 58E40 Group actions
- 58E50 Applications
- 58E99 None of the above, but in this section