Update return type to match declaration

lballabio · Apr 21, 2022 · aa83c00 · aa83c00
1 parent a62e993
commit aa83c00
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ql/experimental/volatility/svismilesection.cpp b/ql/experimental/volatility/svismilesection.cpp
@@ -44,7 +44,7 @@ void SviSmileSection::init() {
                                params_[4]);
 }
 
-Real SviSmileSection::volatilityImpl(Rate strike) const {
+Volatility SviSmileSection::volatilityImpl(Rate strike) const {
 
     Real k = std::log(std::max(strike, 1E-6) / forward_);
     Real totalVariance = detail::sviTotalVariance(params_[0], params_[1], params_[2],