pub fn vector_from_row<FS: OrderedRingStructure + FieldStructure, SP: Borrow<AffineSpace<FS>> + Clone>(
sp: SP,
mat: &Matrix<FS::Set>,
) -> Vector<FS, SP>pub fn vector_from_row<FS: OrderedRingStructure + FieldStructure, SP: Borrow<AffineSpace<FS>> + Clone>(
sp: SP,
mat: &Matrix<FS::Set>,
) -> Vector<FS, SP>