Mathematics, 31.07.2019 21:30, jeanma0

The trace of a square matrix a is the sum of the diagonal entries in a and is denoted by tr a. it can be verified that tr(fg)equalstr(gf) for any two n times n matrices f and g. show that if a and b are similar, then tr upper a equals tr upper b.

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The trace of a square matrix a is the sum of the diagonal entries in a and is denoted by tr a. it ca...