Maxima and minima.

Variational methods for eigenvalue approximation / by: (書目-語言資料,印刷品)

Optimization theory by: (書目-語言資料,印刷品)

Minimax systens and critical point theory by: (書目-語言資料,印刷品)

Theory of extremal problems by: (書目-語言資料,印刷品)

Eigenvalues.

Extremal problems (Mathematics)

Partial Differential Equations.

Differential operators.

Approximation theory.

Ordinary Differential Equations.

Maxima and minima.

Mathematics.

Mathematical optimization.

Critical point theory (Mathematical analysis)

Calculus of variations.

Functional Analysis.