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OpenStudy (anonymous):
I have a matrix (20x1) i need to find the arc tan of each element using Matlab?
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OpenStudy (phi):
if you have a 20 x 1 vector v do atan(v)
OpenStudy (phi):
Example with 5 x 1 v = 0.8147 0.9058 0.1270 0.9134 0.6324 atan(v) ans = 0.6837 0.7360 0.1263 0.7402 0.5639 in radians
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