public: static long double __cdecl std::_Ctraits<long double>::cos(long double)

Mangled name

?cos@?$_Ctraits@O@std@@SAOO@Z

Exported by

size	filename	version
499712	msvcp71.dll	7.10.3077.0
853312	msvcp90.dll	9.00.30729.4148