add, test=document_fix

python/paddle/tensor/math.py

@@ -384,10 +384,10 @@ def remainder(x, y, name=None):
     Mod two tensors element-wise. The equation is:
 
     .. math::
-        out = x / y
+        out = x \% y
 
     **Note**:
-    ``paddle.remainder`` supports broadcasting. If you want know more about broadcasting, please refer to :ref:`user_guide_broadcasting` .
+    ``paddle.mod`` supports broadcasting. If you want know more about broadcasting, please refer to :ref:`user_guide_broadcasting` .
 
     Args:
         x (Tensor): the input tensor, it's data type should be float32, float64, int32, int64.
@@ -405,7 +405,7 @@ def remainder(x, y, name=None):
 
             x = paddle.to_tensor([2, 3, 8, 7])
             y = paddle.to_tensor([1, 5, 3, 3])
-            z = paddle.remainder(x, y)
+            z = paddle.mod(x, y)
             print(z)  # [0, 3, 2, 1]
 
     """