Is a vacuously true argument a valid argument?
68607
Could an argument with false Premises and a true Conclusion be logically valid?
125317
Is this statement "Every element in the empty set is greater than itself." true or its negation is true?
15873
What fallacy dismisses a conclusion because supporters give invalid arguments for it?
87992
A proposition is non-falsifiable. So what?
47222
Soundness of a rule of a proof system with respect to the truth tables?
4182
What are some classic fallacious proofs?
109858
How could a statement be true without proof?
76635
Proof through combinatorial argument
48030
Axiom of Choice: Where does my argument for proving the axiom of choice fail? Help me understand why this is an axiom, and not a theorem.
126713
Strong induction and vacuous truth
36308
What does 'foo' really mean?
62473
Arguments for the existence of infinity
108902
Can reason defend itself without resort to reason?
39189
Argue by contradiction to show that there is no surjection...
32589
Prove or disprove that Arg(zw)=Arg(z)+Arg(w)
20462
Validity of conditional statement when the premise is false.
150451
Logic soundness and completeness