91 	// factorial (!12 max, integer only)
93 	GLM_FUNC_QUALIFIER genType factorial(genType const & x)  function
103 	GLM_FUNC_QUALIFIER detail::tvec2<T, P> factorial(  function
107 			factorial(x.x),
108 			factorial(x.y));
112 	GLM_FUNC_QUALIFIER detail::tvec3<T, P> factorial(  function
116 			factorial(x.x),
117 			factorial(x.y),
118 			factorial(x.z));
122 	GLM_FUNC_QUALIFIER detail::tvec4<T, P> factorial(  function
126 			factorial(x.x),
127 			factorial(x.y),
128 			factorial(x.z),
129 			factorial(x.w));