From f96f2860f9ca88a9967c73179c7d3f198ea778a7 Mon Sep 17 00:00:00 2001
From: wanglun <me@wanglun.org>
Date: Mon, 26 Mar 2018 09:42:07 +0800
Subject: [PATCH] Fix typo of Softmax document

---
 python/paddle/trainer_config_helpers/activations.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/paddle/trainer_config_helpers/activations.py b/python/paddle/trainer_config_helpers/activations.py
index 00efc01c059..36839682622 100644
--- a/python/paddle/trainer_config_helpers/activations.py
+++ b/python/paddle/trainer_config_helpers/activations.py
@@ -77,7 +77,7 @@ class SoftmaxActivation(BaseActivation):
 
     .. math::
 
-       P(y=j|x) = \\frac{e^{x_j}} {\\sum^K_{k=1} e^{x_j} }
+       P(y=j|x) = \\frac{e^{x_j}} {\\sum^K_{k=1} e^{x_k} }
     """
 
     def __init__(self):
-- 
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