Arun Asked a Question
January 9, 2021 10:34 pmpts 30 pts
what do you mean by trace of a projection in matrices
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  • Ruby negi thankyou
    trace of matrix is sum of its diagonal terms..
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  • Nitin meel
    The trace of a projection matrix is the dimension of the target space
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    Nitin meel
    If A is an n×n matrix over C such that A²=A then trace⁡A=rank⁡A