rawTowerRing2()

const Ring * rawTowerRing2	(	const Ring *	R1,
		M2_ArrayString	new_names )

Definition at line 517 of file ring.cpp.

{
  try
    {
      const Tower *R = R1->cast_to_Tower();
      if (R == nullptr)
        {
          ERROR("expected a tower coefficient ring");
          return nullptr;
        }
      return Tower::create(R, new_names);
  } catch (const exc::engine_error& e)
    {
      ERROR(e.what());
      return nullptr;
  }
}

References Ring::cast_to_Tower(), Tower::create(), and ERROR.