ex lsolve(const ex &eqns, const ex &symbols);
-/** Power of non-commutative basis. */
-ex ncpow(const ex & basis, unsigned exponent);
-
-/** Symmetrize expression over a set of objects (symbols, indices). */
-ex symmetrize(const ex & e, exvector::const_iterator first, exvector::const_iterator last);
-
-/** Symmetrize expression over a set of objects (symbols, indices). */
-inline ex symmetrize(const ex & e, const exvector & v)
-{
- return symmetrize(e, v.begin(), v.end());
-}
-
-/** Symmetrize expression over a list of objects (symbols, indices). */
-ex symmetrize(const ex & e, const lst & l);
-
-/** Antisymmetrize expression over a set of objects (symbols, indices). */
-ex antisymmetrize(const ex & e, exvector::const_iterator first, exvector::const_iterator last);
-
-/** Antisymmetrize expression over a set of objects (symbols, indices). */
-inline ex antisymmetrize(const ex & e, const exvector & v)
-{
- return antisymmetrize(e, v.begin(), v.end());
-}
-
-/** Antisymmetrize expression over a list of objects (symbols, indices). */
-ex antisymmetrize(const ex & e, const lst & l);
-
+/** Check whether a function is the Order (O(n)) function. */
inline bool is_order_function(const ex & e)
{
return is_ex_the_function(e, Order);