Additive

All Numbers Have Prime Divisors

All Numbers have Prime Factorization

Arithmetic Function

b-ary Representation Theorem

Binary Function (f_b)

Carmichael Number

Chinese Remainder Theorem

Composite Number

Congruence

Coprime

Equivalence Relation

Euclidean Algorithm

Euler's Theorem

Euler's Totient Function in Terms of Mobius Function

Euler's Totient Function ϕ

Fermat's Little Theorem

Finite Field of Order p

Fundamental Theorem of Arithmetic

Generalized Chinese Remainder Theorem

Homomorphism

If a Prime divides ab it divides one of a or b

Isomorphism

Least Common Multiple

Möbius Function

Möbius Inversion Formula

Multiplicative

p-adic Valuation (v_p)

Parity

Perfect Square

Positive Divisor Counter Function (d)

Prime Number

Primitive

Proper Divisor

Pseudoprime

Pythagorean Triple

Solution to Congruence

Squarefree Number

The Set of Residue Classes mod p

Theorem 1.1

Theorem 1.16

Theorem 1.17

Theorem 1.18

Theorem 1.19

Theorem 1.22

Theorem 1.6

Unit

Writing Primitive Pythagorean Triples