20#ifndef quantlib_market_model_vol_process_hpp
21#define quantlib_market_model_vol_process_hpp
MarketModelVolProcess()=default
virtual Size numberSteps()=0
virtual Size variatesPerStep()=0
virtual Real nextstep(const std::vector< Real > &variates)=0
virtual Size numberStateVariables() const =0
virtual Real stepSd() const =0
virtual void nextPath()=0
virtual ~MarketModelVolProcess()=default
virtual const std::vector< Real > & stateVariables() const =0
std::size_t Size
size of a container