From 9a79081b4794437aa0ae5d672114f7bea523b44f Mon Sep 17 00:00:00 2001
From: Ruben Dashyan <ruben.dashyan@numworks.com>
Date: Wed, 26 Feb 2020 16:35:56 +0100
Subject: [PATCH] [poincare/expression] Fix typo in nextIntersection

The approximative solution should be rounded up to zero if it is
dominated by the solver's precision.
---
 poincare/src/expression.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/poincare/src/expression.cpp b/poincare/src/expression.cpp
index a4793bc69..0b55f61a7 100644
--- a/poincare/src/expression.cpp
+++ b/poincare/src/expression.cpp
@@ -1003,7 +1003,7 @@ Coordinate2D<double> Expression::nextIntersection(const char * symbol, double st
         return expression0->approximateWithValueForSymbol(symbol, x, context, complexFormat, angleUnit)-expression1->approximateWithValueForSymbol(symbol, x, context, complexFormat, angleUnit);
       }, context, complexFormat, angleUnit, expression);
   Coordinate2D<double> result(resultAbscissa, approximateWithValueForSymbol(symbol, resultAbscissa, context, complexFormat, angleUnit));
-  if (std::fabs(result.x2()) < step*k_solverPrecision) {
+  if (std::fabs(result.x2()) < std::fabs(step)*k_solverPrecision) {
     result.setX2(0.0);
   }
   return result;