cols ( seq matrix -- cols )
Matrix operations

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Vocabulary
math.matrices

Inputs

seq	a sequence
matrix	a matrix

Outputs

cols	a sequence

Word description
Get the columns from matrix listed by seq.

Examples

USING: math.matrices prettyprint ; { 0 1 } { { 1 2 } { 3 4 } } cols .
{ { 1 3 } { 2 4 } }

Definition

USING: kernel sequences ;

IN: math.matrices

: cols ( seq matrix -- cols ) [ col ] curry map ; inline