How is it possible that the same matrix x in test 2 and test3 give different results? I guess you copy in the test 3 the wrong matrix?
Impossible to understand the tests
Too much variation on how many digits of precision you want
Now should be ok. Sorry but it is my first problem published.
For any question write me.
Add more tests to make this question's scores more relevant!
So many choices
Back to basics 1 - Saving
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subtract central cross
frame of the matrix
Center of mass
Find the function 2
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