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 KASH3 Reference Manual
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Function

ColumnSubmatrixRange ( elt-alg^mat X, elt-ord^rat i, elt-ord^rat j ) -> elt-alg^mat

Description

The submatrix of X consisting of the (i - j + 1) columns [i .. j].

Examples

x_ma := MatrixAlgebra(Q,3); x_m := Element(x_ma,[1,2,3,4,5,6,7,8,9]); ColumnSubmatrixRange(x_m,2,2); ColumnSubmatrixRange(x_m,2,3);
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