stitch ( m -- m' )
Matrix operations

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Vocabulary
math.matrices

Inputs
ma matrix


Outputs
m'a matrix


Word description
Folds an n>2 -dimensional matrix onto itself.

Examples
USING: math.matrices prettyprint ; { { { 0 5 } { 6 7 } { 0 15 } { 18 21 } } { { 0 10 } { 12 14 } { 0 20 } { 24 28 } } } stitch .
{ { 0 5 0 10 } { 6 7 12 14 } { 0 15 0 20 } { 18 21 24 28 } }


Definition