#5032: dividing a sparse matrix by a scalar gives a dense matrix, but
multiplying
gives a sparse one
----------------------------+-----------------------------------------------
Reporter: was | Owner: was
Type: defect | Status: new
Priority: major | Milestone: sage-3.3
Component: linear algebra | Keywords:
----------------------------+-----------------------------------------------
This is a bug:
{{{
sage: A = matrix(ZZ, 2, [1..4], sparse=True)
sage: type(A*1)
<type 'sage.matrix.matrix_integer_sparse.Matrix_integer_sparse'>
sage: type(A/1)
<type 'sage.matrix.matrix_rational_dense.Matrix_rational_dense'>
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/5032>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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