What is the term for a square matrix where all entries are non-negative and every row and column sums to exactly one?
Show answer
Doubly stochastic matrix
Birkhoff's theorem states that any doubly stochastic matrix can be represented as a convex combination of permutation matrices. They are widely used in probability theory and economics.
Also asked as:
- What is the term for a square matrix with non-negative entries where every row and every column sums to 1?