From 8b6fa5a79db652d7a415fddc86ecf7e8feaf80db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9a=20Saviot?= <lea.saviot@numworks.com>
Date: Thu, 28 Mar 2019 10:20:42 +0100
Subject: [PATCH] [poincare] A non defined symbol is not real

This fixes the equation "conj(x) * x +1", that should not be treated as
a polynom
---
 poincare/src/symbol_abstract.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/poincare/src/symbol_abstract.cpp b/poincare/src/symbol_abstract.cpp
index 412ef5d43..8ea0b00ed 100644
--- a/poincare/src/symbol_abstract.cpp
+++ b/poincare/src/symbol_abstract.cpp
@@ -74,7 +74,7 @@ Expression SymbolAbstract::Expand(const SymbolAbstract & symbol, Context & conte
 bool SymbolAbstract::isReal(const SymbolAbstract & symbol, Context & context) {
   Expression e = SymbolAbstract::Expand(symbol, context, false);
   if (e.isUninitialized()) {
-    return true;
+    return false;
   }
   return e.isReal(context);
 }