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| KASH3 Reference Manual
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| ### Function ColumnSubmatrix ( elt-alg^mat X, elt-ord^rat i, elt-ord^rat k ) -> elt-alg^mat ### Description The submatrix of X consisting of the k columns [i .. i + k - 1] ### Examples x_ma := MatrixAlgebra(Q,3); x_m := Element(x_ma,[1,2,3,4,5,6,7,8,9]); ColumnSubmatrix(x_m,2,1); ColumnSubmatrix(x_m,2,2);
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