Variational Methods for Boundary Value Problems for Systems of Elliptic Equations

Fundamental Concepts of Geometry

How to Solve It: A New Aspect of Mathematical Method

Concepts of Modern Mathematics

Measurement

Geometry, Its Elements and Structure: Second Edition, Edition 2

Mathematics for the Physical Sciences

Complex Numbers from A to ... Z: Edition 2

Mathematician's Delight

What Is Mathematics?: An Elementary Approach to Ideas and Methods, Edition 2

Beautiful Geometry

103 Trigonometry Problems: From the Training of the USA IMO Team

Mathematics for the Nonmathematician

Challenging Problems in Geometry

Essential Algebra: A Self-Teaching Guide

Practice Makes Perfect Geometry

Mathematical Thought From Ancient to Modern Times, Volume 3: Volume 3

Geometry For Dummies: Edition 3

Mathematics and Its History: Edition 3

The (Mis)Behaviour of Markets: A Fractal View of Risk, Ruin and Reward