invertible matrix
An Italian starter for a meal; normally a cold assortment of salami, cheese, seafood and vegetables.
That forms vacuoles
(linear algebra) Any n×n square matrix for which there exists a corresponding inverse matrix (i.e., a second (or possibly the same) matrix such that when the two are multiplied by each other, in either order, the result is the n×n identity matrix).
(zoology) Any moth in the family Eupterotidae.
係数行列が逆行列を持つ n×n の正方行列であれば、その線形方程式系は一意解を持つ。
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