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if function for array

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Chihiro Omori
Chihiro Omori 2019-4-12
回答： madhan ravi 2019-4-12
A = [1,-3, 7; -4, -16, 2 ;3, 2,-10]
If there are numbers<0, I would like to change the minus to plus by using 'IF' statement.
The result I want is A = [1,3,7; 4,16 2; 3, 2, 10].

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madhan ravi
madhan ravi 2019-4-12
abs(A)

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