ex3_mat_operation.m

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A=[1 NaN 3 Inf/Inf NaN; Inf/Inf, 1 Inf 4 NaN]

isnan(A)

A=[5+i, 2-i, 1; 6*i, 4, 9-i]; B=A'

transpose(A)

A=[1, 2; 3, 4]; B=[5, 5; 7, 8]; C=A*B