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Determinant

... In algebra, the determinant is a special number associated with any square matrix. The fundamental geometric meaning of a determinant is a scale factor for measure when the matrix is regarded as a linear transformation. Thus a 2 2 matrix with determinant 2 when applied to a set of points with finite area will transform those points into a set with twice the area. Determinants are important both in calculus, where they enter the substitution rule for several variables, and in multilinear algebra. ... [full article] (37 views)
This bookmark is tagged as: algebra | matrix | determinant
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Matrix (mathematics)

... In mathematics, a matrix (plural matrices, or less commonly matrixes) is a rectangular array of numbers, such as ... [full article] (41 views)
This bookmark is tagged as: matrix | matrix theory | mathematics
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