diff --git a/docs/api/paddle/is_floating_point_cn.rst b/docs/api/paddle/is_floating_point_cn.rst
index b4418a58844..2b3afea1000 100644
--- a/docs/api/paddle/is_floating_point_cn.rst
+++ b/docs/api/paddle/is_floating_point_cn.rst
@@ -17,7 +17,7 @@ is_floating_point
 返回
 :::::::::
 
-bool，输入 tensor 的数据类型为浮点数类型则为 True，反之为 False.
+bool，输入 tensor 的数据类型为浮点数类型则为 True，反之为 False。
 
 代码示例
 :::::::::
diff --git a/docs/api/paddle/logical_and_cn.rst b/docs/api/paddle/logical_and_cn.rst
index b4a75964cab..19cfba2d4b2 100644
--- a/docs/api/paddle/logical_and_cn.rst
+++ b/docs/api/paddle/logical_and_cn.rst
@@ -11,7 +11,7 @@ logical_and
        Out = X \&\& Y
 
 .. note::
-    ``paddle.logical_and`` 遵守 broadcasting，如您想了解更多，请参见 `Tensor 介绍`_ .
+    ``paddle.logical_and`` 遵守 broadcasting，如您想了解更多，请参见 `Tensor 介绍`_。
 
     .. _Tensor 介绍: ../../guides/beginner/tensor_cn.html#id7
 
diff --git a/docs/api/paddle/logical_or_cn.rst b/docs/api/paddle/logical_or_cn.rst
index bb34a3eb553..c7d6b0bf8aa 100644
--- a/docs/api/paddle/logical_or_cn.rst
+++ b/docs/api/paddle/logical_or_cn.rst
@@ -11,7 +11,7 @@ logical_or
         Out = X || Y
 
 .. note::
-    ``paddle.logical_or`` 遵守 broadcasting，如您想了解更多，请参见 `Tensor 介绍`_ .
+    ``paddle.logical_or`` 遵守 broadcasting，如您想了解更多，请参见 `Tensor 介绍`_。
 
     .. _Tensor 介绍: ../../guides/beginner/tensor_cn.html#id7