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1 change: 1 addition & 0 deletions docs/api/paddle/Overview_cn.rst
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Expand Up @@ -32,6 +32,7 @@ tensor数学操作
:widths: 10, 30

" :ref:`paddle.abs <cn_api_fluid_layers_abs>` ", "绝对值函数"
" :ref:`paddle.angle <cn_api_paddle_angle>` ", "相位角函数"
" :ref:`paddle.acos <cn_api_fluid_layers_acos>` ", "arccosine函数"
" :ref:`paddle.add <cn_api_tensor_add>` ", "Tensor逐元素相加"
" :ref:`paddle.add_n <cn_api_tensor_add_n>` ", "对输入的一至多个Tensor或LoDTensor求和"
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1 change: 1 addition & 0 deletions docs/api/paddle/Tensor/Overview_en.rst
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Expand Up @@ -69,6 +69,7 @@ Methods
addmm
all
allclose
angle
any
argmax
argmin
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9 changes: 9 additions & 0 deletions docs/api/paddle/Tensor_cn.rst
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Expand Up @@ -212,6 +212,15 @@ abs(name=None)

请参考 :ref:`cn_api_fluid_layers_abs`

angle(name=None)
:::::::::

返回:计算后的Tensor

返回类型:Tensor

请参考 :ref:`cn_api_paddle_angle`

acos(name=None)
:::::::::

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27 changes: 27 additions & 0 deletions docs/api/paddle/angle_cn.rst
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@@ -0,0 +1,27 @@
.. _cn_api_paddle_angle:

angle
-------------------------------

.. py:function:: paddle.angle(x, name=None)


逐元素计算复数的相位角。对于非负实数,相位角为 0,而对于负实数,相位角为 :math:`\pi`.

.. math::

angle(x) = arctan2(x.imag, x.real)

参数
:::::::::
- x (Tensor) - 输入的Tensor,数据类型为:complex64, complex128 或 float32, float64。
- name (str,可选) - 操作的名称(可选,默认值为None)。更多信息请参见 :ref:`api_guide_Name`。

返回
:::::::::
输出实数Tensor,与 ``x`` 的数值精度一致。

代码示例
:::::::::

COPY-FROM: paddle.angle