# tf.keras.activations.linear

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| [![](https://www.tensorflow.org/images/GitHub-Mark-32px.png) View source on GitHub](https://github.com/keras-team/keras/tree/v2.7.0/keras/activations.py#L459-L477) |

Linear activation function (pass-through).

#### View aliases


**Compat aliases for migration**

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

[`tf.compat.v1.keras.activations.linear`](https://www.tensorflow.org/api_docs/python/tf/keras/activations/linear)

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    tf.keras.activations.linear(
        x
    )

#### For example:

    a = tf.constant([-3.0,-1.0, 0.0,1.0,3.0], dtype = tf.float32)
    b = tf.keras.activations.linear(a)
    b.numpy()
    array([-3., -1.,  0.,  1.,  3.], dtype=float32)

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| ## Args ||
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| `x` | Input tensor. |

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| ## Returns ||
|---|---|
| The input, unmodified. ||

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