doubly stochastic matrix造句

例句与造句

1. A permutation matrix is itself a doubly stochastic matrix, but it also plays a special role in the theory of these matrices.
2. Since U is a unitary matrix, S is a doubly stochastic matrix and we have \ tilde { a } = S \ tilde { \ lambda }.
3. Thus, a doubly stochastic matrix is a square matrix of nonnegative real entries in which the sum of the entries in each row and the sum of the entries in each column is 1.
4. He obtained a tightening of the Birkhoff von Neumann theorem with H . K . Farahat stating that every doubly stochastic matrix can be obtained as a convex combination of spectra of doubly stochastic matrices.
5. To satisfy the constraints, it is possible to use a result due to Sinkhorn, which states that a doubly stochastic matrix is obtained from any square matrix with all positive entries by the iterative process of alternating row and column normalizations.
6. It's difficult to find doubly stochastic matrix in a sentence. 用doubly stochastic matrix造句挺难的