theorem Th60: :: ENTROPY1:60

for p, q being ProbFinS FinSequence of REAL
for M being Matrix of REAL st M = (ColVec2Mx p) * (LineVec2Mx q) holds
SumAll (Infor_FinSeq_of M) = (Sum (Infor_FinSeq_of p)) + (Sum (Infor_FinSeq_of q))