Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Anyị nwere ike ịkọwa symmetric positive semi-definite kernel K site na onye ọrụ integral, na-eji usoro Mercer.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Anyị nwere ike ịkọwa ihe dị mma nke ọma na kernel K site na onye ọrụ integral site na iji usoro Mercer wee nweta echiche ọzọ nke RKHS. "