mindspore.ops.bessel_y0

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mindspore.ops.bessel_y0(x)[source]

Computes Bessel function of the second kind, order 0 element-wise.

The formula is defined as:

\[\begin{split}\begin{array}{ll} \\ Y_{0}(x)=\lim_{n \to 0} \frac{J_{n}(x) \cos n \pi-J_{-n}(x)}{\sin n \pi} \end{array}\end{split}\]

where \(J_{0}\) is Bessel function of the first kind, order 0.

Parameters

x (Tensor) – The input tensor. The data type must be float16, float32 or float64.

Returns

Tensor, has the same shape and dtype as the x.

Raises

  • TypeError – If x is not a Tensor.

  • TypeError – If dtype of x is not float16, float32 or float64.

Supported Platforms:

GPU CPU

Examples

>>> import mindspore
>>> import numpy as np
>>> from mindspore import Tensor, ops
>>> x = Tensor(np.array([0.5, 1., 2., 4.]), mindspore.float32)
>>> output = ops.bessel_y0(x)
>>> print(output)
[-0.44451874  0.08825696  0.51037567  -0.01694074]