tf.math.rsqrt

Computes reciprocal of square root of x element-wise.

For example:

x = tf.constant([2., 0., -2.])
tf.math.rsqrt(x)
<tf.Tensor: shape=(3,), dtype=float32,
numpy=array([0.707, inf, nan], dtype=float32)>
Args
x A tf.Tensor. Must be one of the following types: bfloat16, half, float32, float64.
name A name for the operation (optional).
Returns
A tf.Tensor. Has the same type as x.

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Licensed under the Creative Commons Attribution License 3.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/versions/r2.4/api_docs/python/tf/math/rsqrt