# tf.math.is_inf

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| [![](https://www.tensorflow.org/images/tf_logo_32px.png) TensorFlow 1 version](https://www.tensorflow.org/versions/r1.15/api_docs/python/tf/math/is_inf) |

Returns which elements of x are Inf.

#### View aliases


**Compat aliases for migration**

See
[Migration guide](https://www.tensorflow.org/guide/migrate) for
more details.

[`tf.compat.v1.debugging.is_inf`](https://www.tensorflow.org/api_docs/python/tf/math/is_inf), [`tf.compat.v1.is_inf`](https://www.tensorflow.org/api_docs/python/tf/math/is_inf), [`tf.compat.v1.math.is_inf`](https://www.tensorflow.org/api_docs/python/tf/math/is_inf)

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    tf.math.is_inf(
        x, name=None
    )

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| ## Args ||
|---|---|
| `x` | A `Tensor`. Must be one of the following types: `bfloat16`, `half`, `float32`, `float64`. |
| `name` | A name for the operation (optional). |

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| ## Returns ||
|---|---|
| A `Tensor` of type `bool`. ||

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#### Numpy Compatibility

Equivalent to np.isinf