matrix operation

2011 9 14
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hi i am using guide.here i use a matrix of size 50 by 50. I want to delete a particular column of that matrix . the column no is given by user & that column will be deleted & save the new matrix to a text file. How i do that. Plz plz help me.

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Grzegorz Knor
Grzegorz Knor 2011-9-14

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You can delete column in this way:
a = rand(50);
a(:,3) = [];% deletes 3rd column
For other questions see documentation:
doc input
doc save

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