LispForum

I don't know how to start please help me guys

Hello , I have to do satisfibility slover program which accept CNF as list and return one model at least for CNF or nil of there is not model ? for example if function (SAT '(and (or :X (not :Y) :Z) (or :X :Z) (not :A) :B)) return ((:Z . T) (:B . T) (:A . NIL)) Any help i am stuck i have to do it AS...