Leftins

1. Introduction
   • A "counterexample" to Fermat's Last Theorem
   • Definitions
   • Addition, subtraction and multiplication
   • Leftins form a commutative ring
2. Equivalence to numbers
   • Integers
   • Rational numbers
   • Irrational numbers
   • Complex numbers
   • Summary
3. Differences from numbers
   • Square roots
   • Division
   • L_q
   • Fields and integral domains
   • Infinite series and sequences
4. Tables
   • Rationals
   • Square roots
   • Reciprocals
5. Calculator

Credits