Related argument forms Unlike modus ponens and modus ponendo tollens, with which it should not be confused, disjunctive syllogism is often not made an explicit rule or axiom of logical systems, as the above arguments can be proven with a combination of reductio ad absurdum and disjunction elimination.
related argument forms unlike modus ponens and modus ponendo tollens with which it should not be confused disjunctive syllogism is often not made an explicit rule or axiom of logical systems as the above arguments can be proven with a combination of reductio ad absurdum and disjunction elimination