(self, other)
| 593 | return res |
| 594 | |
| 595 | def __radd__(self, other): |
| 596 | try: |
| 597 | coef = self._add(other, self.coef) |
| 598 | except Exception: |
| 599 | return NotImplemented |
| 600 | return self.__class__(coef, self.domain, self.window, self.symbol) |
| 601 | |
| 602 | def __rsub__(self, other): |
| 603 | try: |