Supplement
Two subspaces and of a vector space are supplementary subspaces, or supplement of each other, if they are independent and generate : . Sometimes it is said that is direct sum of and .
Syntax
supplement(Matrix)
Description
Given a matrix with the vector of the basis of as columns, returns a matrix with a basis of the subspace . The first columns correspond to the columns of the given matrix, and the other ones correspond to the supplement.
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