### Navigation

- index
- modules |
- modules |
- next |
- previous |
- NumPy v1.7 Manual (DRAFT) »
- NumPy Reference »
- Universal functions (`ufunc`) »

# numpy.ufunc.identity

`ufunc.``identity`

  The identity value.

  Data attribute containing the identity element for the ufunc, if it has one. If it does not, the attribute value is None.

  Examples

      >>> np.add.identity
      0
      >>> np.multiply.identity
      1
      >>> np.power.identity
      1
      >>> print np.exp.identity
      None

### Navigation

- index
- modules |
- modules |
- next |
- previous |
- NumPy v1.7 Manual (DRAFT) »
- NumPy Reference »
- Universal functions (`ufunc`) »