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4.3.3 bigintmat type cast

Syntax:
bigintmat ( expression )
Type:
bigintmat
Purpose:
Converts expression to a bigintmat, where expression must be of type intmat, or bigintmat.The size (resp. dimension) of the created bigintmat equals the size (resp. dimension) of the expression.
Example:
 
  intmat im[2][1]=2, 3;
  bigintmat(im);
==> 2,
==> 3
  bigintmat(_);
==> 2,
==> 3
  bigintmat(intmat(intvec(1,2,3,4), 2, 2)); //casts at first to intmat, then to bigintmat
==> 1,2,
==> 3,4
See Type conversion and casting; bigintmat; intmat type cast.