syllogism,scurry

0 and y>0, then x y>0' rules of inference: disjunctive syllogism
[9789027700308]
in understanding logic than the “logical syllogism
《syllogism侦探对话》古堡凶杀案-在线漫画-腾讯动漫
march-100-days-of-logic-categorical-syllogisms-attachment