Revisions to What is the most efficient way to add rows and columns to a matrix?

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occurred Feb 3, 2012 at 14:57

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edit approved Jan 19, 2012 at 0:25

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For mcolmcol you could use MapThreadMapThread, which I would think would be better than transposing twice. So the following gives you what you want.

mcol = MapThread[Prepend, {m, v}]

mcol = MapThread[Prepend, {m, v}]

For mcol you could use MapThread, which I would think would be better than transposing twice. So the following gives what you want.

mcol = MapThread[Prepend, {m, v}]

For mcol you could use MapThread, which I would think would be better than transposing twice. So the following gives you what you want.

mcol = MapThread[Prepend, {m, v}]

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created Jan 18, 2012 at 18:52

Adam Berry

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For mcol you could use MapThread, which I would think would be better than transposing twice. So the following gives what you want.

mcol = MapThread[Prepend, {m, v}]

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