40 using DataType = std::vector<std::tuple<std::string,
definition of types in the project and some utiles for types
std::vector< std::string > HeaderType
std::vector< std::vector< kids_real > > DataframeType
std::vector< std::tuple< std::string, void *, kids_dtype, std::size_t, std::size_t > > DataType
Represents a handler for input/output operations related to expressions.
< http://warp.povusers.org/FunctionParser/fparser.html