Moving to C++17 (#258 ) is not complete, there are errors in cyacas\libyacas\include\yacas\string_utils.h.
According to cppreference, std::ptr_fun is deprecated since C++11 and discontinued since C++17. Similarly, std::not1 is deprecated since C++17.
Moving to C++17 (#258 ) is not complete, there are errors in cyacas\libyacas\include\yacas\string_utils.h. According to cppreference, std::ptr_fun is deprecated since C++11 and discontinued since C++17. Similarly, std::not1 is deprecated since C++17.
See #259