From f593c3fb2ff1e1553848ef4450ebdb5e85da338e Mon Sep 17 00:00:00 2001
From: WuHaobo <14162525+WuHaobo@users.noreply.github.com>
Date: Mon, 6 Jul 2020 18:27:18 +0800
Subject: [PATCH] fix the formula of floor OP and ceil OP (#25292)

---
 paddle/fluid/operators/activation_op.cc | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/paddle/fluid/operators/activation_op.cc b/paddle/fluid/operators/activation_op.cc
index 59055a8679c..204f854a380 100644
--- a/paddle/fluid/operators/activation_op.cc
+++ b/paddle/fluid/operators/activation_op.cc
@@ -225,14 +225,14 @@ $$out = |x|$$
 UNUSED constexpr char CeilDoc[] = R"DOC(
 Ceil Operator. Computes ceil of x element-wise.
 
-$$out = \left \lceil x \right \rceil$$
+$$out = \\left \\lceil x \\right \\rceil$$
 
 )DOC";
 
 UNUSED constexpr char FloorDoc[] = R"DOC(
-Floor Activation Operator.
+Floor Activation Operator. Computes floor of x element-wise.
 
-$$out = \left \lfloor x \right \rfloor$$
+$$out = \\left \\lfloor x \\right \\rfloor$$
 
 )DOC";
 
-- 
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