Jan 15, 2013Β Β· Possible Duplicate: How do I convince someone that $1+1=2$ may not necessarily be true? I once read that some mathematicians provided a very length proof of $1+1=2$. Can you think. The series does not converge, because as you observe, the partial sums $1,0,1,0,\ldots$ oscillate and do not approach a single limit. There are various ways to assign values to some divergent series,. Mar 30, 2020Β Β· 1 Short Answer Yes AA -1 = A -1 A = I when the Det (A) β‰  β‰  0 and A is a square matrix. Long Answer A matrix is basically a linear transformation applied to some space. For the sake of.

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