From a34aeeca5bdb9dc5469af60eb254a78a5caf4a63 Mon Sep 17 00:00:00 2001
From: sebastien <sebastien@ac1d8469-bf42-47a9-8791-bf33cf982152>
Date: Mon, 4 May 2009 12:59:21 +0000
Subject: [PATCH] trunk preprocessor: * fixed bug with normcdf() when
converting to static model * fixed description of derivative computation
git-svn-id: https://www.dynare.org/svn/dynare/trunk@2655 ac1d8469-bf42-47a9-8791-bf33cf982152
---
ExprNode.cc | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/ExprNode.cc b/ExprNode.cc
index a890f766..4e1cb6aa 100644
--- a/ExprNode.cc
+++ b/ExprNode.cc
@@ -1583,8 +1583,8 @@ TrinaryOpNode::computeDerivative(int deriv_id)
//intermediary sum
t11 = datatree.AddMinus(t14,t12);
// total derivative:
- // (darg1/sigma - darg2/sigma - darg3*(x-mu)/sigma)* t13
- // where t13 is the derivative of a standardized normal
+ // (darg1/sigma - darg2/sigma - darg3*(x-mu)/sigma^2) * t15
+ // where t15 is the derivative of a standardized normal
return datatree.AddTimes(t11, t15);
}
// Suppress GCC warning
@@ -1801,7 +1801,7 @@ TrinaryOpNode::toStatic(DataTree &static_datatree) const
{
NodeID sarg1 = arg1->toStatic(static_datatree);
NodeID sarg2 = arg2->toStatic(static_datatree);
- NodeID sarg3 = arg2->toStatic(static_datatree);
+ NodeID sarg3 = arg3->toStatic(static_datatree);
switch(op_code)
{
case oNormcdf:
--
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