Applied functional ...
Nonlinear spectral ...
A short course on ...
Lectures on integr ...
Partial integral o ...
An invitation to o ...
Approximate soluti ...
Problems in operat ...
Singular perturbat ...
Recent development ...
Positive operators
The elements of re ...
Introduction to re ...
A radical approach ...
Convex analysis an ...
Functional equatio ...
Advanced calculus ...
A guide to advance ...
Real functions