Nonnegative matrix

In mathematics, a nonnegative matrix is a matrix in which all the elements are equal to or greater than zero

A positive matrix is a matrix in which all the elements are greater than zero. The set of positive matrices is a subset of all non-negative matrices. While such matrices are commonly found, the term is only occasionally used due to the possible confusion with positive-definite matrices, which are different.

单词	Nonnegative matrix
释义	Nonnegative matrix 英语百科 Nonnegative matrix In mathematics, a nonnegative matrix is a matrix in which all the elements are equal to or greater than zero A positive matrix is a matrix in which all the elements are greater than zero. The set of positive matrices is a subset of all non-negative matrices. While such matrices are commonly found, the term is only occasionally used due to the possible confusion with positive-definite matrices, which are different.
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