Cyclotomic Integer
A number of the form
where
is a de Moivre Number and
is a Prime number. Unique factorizations of cyclotomic Integersfail for 
.- Weierstraß Intermediate Value Theorem
- Weierstraß Point
- Weierstraß Product Inequality
- Weierstraß's Gap Theorem
- Weierstraß Sigma Function
- Weierstraß's Polynomial Theorem
- Weierstraß's Theorem
- Weierstraß Zeta Function
- Weighings
- Weight
- Weighted Tree
- Weight Function
- Weighting Function
- Weingarten Equations
- Weingarten Map
- Weird Number
- Welch Apodization Function
- Well-Defined
- Well-Ordered Set
- Well-Ordering Principle
- Werner Formulas
- Weyl's Criterion
- Weyl Tensor
- Weyrich's Formula
- W-Function