True conditonal statement with false converse
35370
Why is this proposition provable and its converse not?
121605
A coin tossing game which leads to a contradiction
50685
"Assume that A = B" subjunctive?
88188
Explain proof by contradiction.
62160
Conditional Statements: "only if"
115560
Exclusion in formation of comparative statements
155679
If union of two theories is not consistent one of them implies a sentence which the other implies opposite of it
20658
Difficulty in finding a counterexample
87928
Proof of logical equivalence of biconditional and other proposition
39138
Is this idiom pythonic? (someBool and "True Result" or "False Result")
36726
How Implication or Material/Concrete Conditional works when the antecedent is false and the consequent is true
113065
Proving equivalences of statements equivalent to AC
129185
Understanding the truth value for ⇏ when antecedent is false and consequent is true.
121361
Showing that $\lnot Q \lor (\lnot Q \land R) = \lnot Q$ without a truth table
31392
Examples and Counterexamples of Relations which Satisfy Certain Properties
129062
Distinguishing definitions from equivalences.
56351
Prove that these statements $(A \lor \neg B)$ and $\neg A \to \neg B$ are logically equivalent