span(A,b)
Returns true if the columns of matrix A span the column space of matrix b.
See also independent nullspace echelon
Example
a = ( 1, 2, 3, 4 ; -1, 2, 3, 7 )
1 2 3 4
-1 2 3 7
c = ( 1 ; 0 )
1
0
span( a, c )
true