See also my boards One Equals Infinity, The teachers I remember, and The Heavens.

Introduction to Mathematical Thinking by Friedrich Waismann This enlightening survey of mathematical concept formation holds a natural appeal to philosophically minded readers, and no formal training in mathematics is necessary to appreciate its clear exposition of mathematic fundamentals. Rather than a system of theorems with completely developed proofs or examples of applications, readers will encounter a coherent presentation of mathematical ideas that begins with the...