List of number-theory notes:

• Peano Arithmetic
• Weaker theories of arithmetic
• Integrally equivalent forms
• Diffie-Hellman Key Exchange
• Congruent and equivalent polynomials
• Euler's Theorem
• Quadratic residues modulo m
• Polynomials versus forms
• Types of primes
• Algebraic number field
• Quadratic Gauss sum
• Chevalley's Theorem
• Decomposable form