pub unsafe extern "C" fn SCIPlpiScaleCol(
lpi: *mut SCIP_LPI,
col: c_int,
scaleval: f64,
) -> SCIP_RETCODEExpand description
multiplies a column with a non-zero scalar; the objective value is multiplied with the scalar, and the bounds are divided by the scalar; for negative scalars, the column’s bounds are switched