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how can i remove an element from a matrix

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Imane hammou ouali
Imane hammou ouali 2019-4-14
评论： Walter Roberson 2019-4-14
hello community,
i have a matrix A=[0 0 0;0.7 1 0.7] i want to remove the element 1 A(2,2) help please

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回答（1 个）

Ronny Landsverk
Ronny Landsverk 2019-4-14
If you want a representation of an empty element, use NaN (not a number).
A(2,2) = NaN;
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Walter Roberson
Walter Roberson 2019-4-14
And if replacing the location with some set value such as NaN or -9999 is not appropriate, then you have the problem that rectangular arrays cannot have "holes" in them.

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