Book
Linear Algebra
Author
Gilbert Strang
Edition
a=matrix([[2,-1,-1],[-1,2,-1],[-1,-1,2]]) print a det(a) //a is against// b=matrix([[2,-1,-1],[-1,2,1],[-1,1,2]]) print b det(b) //b is for// c=matrix([[0,1,2],[1,0,1],[2,1,0]]) d=c*c;d det(d) //d is for//
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