Matched asymptotic ...
Method of variatio ...
Theory of fuzzy di ...
Differential equat ...
An introduction to ...
Finite difference ...
Numerical solution ...
Multiphase averagi ...
Introduction to th ...
Methods of qualita ...
Approximation on a ...
Introduction to di ...
Numerical methods ...
The theory of part ...
Perturbations : th ...
Ordinary different ...
Fundamentals of di ...