Advances In The Applications Of Nonstandard Finite Difference Schemes

The Trachtenberg Speed System of Basic Mathematics

Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks

Mathematics for the Physical Sciences

Introduction to Qualitative Methods for Differential Equations

Short-Cut Math

Truly Nonlinear Oscillations: Harmonic Balance, Parameter Expansions, Iteration, And Averaging Methods

A Friendly Introduction to Differential Equations

Quicker Approach to Quantitative Aptitude: Personal Notes of Sizil Krishna

Nonstandard Finite Difference Models Of Differential Equations

Advanced Abacus: Theory and Practice

Mathematical Modelling with Differential Equations

A Beginner's Guide to Constructing the Universe: The Mathematical Archetypes of Nature, Art, and Science

Basic Math & Pre-Algebra For Dummies: Edition 2

An Introductory Course in Elementary Number Theory

The Magic of Math: Solving for x and Figuring Out Why

Ramanujan's Lost Notebook: Part I, Part 1