How do we know our logic is correct?
108155
How can we justify the use of logic?
72357
Can one infer independence by simple reasoning/intuition?
105545
Confused about language and words in logic
43655
Verify is tautology by using logical equivalence
22824
How to know if something is a primitive concept, a law, a definition or a theorem
56325
If we accept a false statement, can we prove anything?
110104
If conservation of energy was wrong, how would we know about it?
12186
How does predicate logic handle contradictory statements about something that does not exist?
18489
How can I determine accuracy of past probability calculations?
37369
How do I check if two logical expressions are equivalent?
98386
First-order logic and second-order logic confusion
149643
Stuck on validation of argument using rules of inference
95851
Validity of an argument with a contradictory conclusion
56191
How to demystify the axioms of propositional logic?
7132
Finding a clear difference between truth and fact
113957
Why is it possible to conclude everything from a false statement?
124885
"I'm right, aren't I?"