How can this implication be true? "$1>2 \ $ implies $ $ 'vegetables are healthy'."
578
In classical logic, why is $(p\Rightarrow q)$ True if both $p$ and $q$ are False?
79274
$1=2$ | Continued fraction fallacy
51538
Intuition for $\,c\mid a,b \iff c\mid \gcd(a,b)$
31299
Using the Fitch system, how do I prove $((p \implies q) \implies p)\implies p$?
126633
Is a contradiction enough to prove a set equality to $\varnothing$?
91935
If $x \equiv a \pmod {p_1}$ and $x\equiv a \pmod{p_2}$, then is it true that $x\equiv a \pmod{p_1p_2} ?$
68724
$||T-I|| < 1$ implies that $T$ is invertible.
83291
Prove that $p(x)=(x-a)q(x)$ for some $q(x)\in R[x]$ of degree= (degree of $p)-1$.
67394
How to interpret $\mathbb{P}(B|A)$ when $\mathbb{P}(A) = 0$
141496
Could someone make the proof into a hinted exercise?
36726
How Implication or Material/Concrete Conditional works when the antecedent is false and the consequent is true
147892
Proving if $x<y$ then $\sqrt{x} < \sqrt{y}$
35478
Polynomial $p(a) = 1$, why does it have at most 2 integer roots?
52880
Intuition: If $a\leq b+\epsilon$ for all $\epsilon>0$ then $a\leq b$?
156669
Trying to prove a simple (?) inequality
42590
Understanding implication in logic truth tables (excerpt from textbook)
70166
Why is the universal quantifier $\forall x \in A : P(x)$ defined as $\forall x (x \in A \implies P(x))$ using an implication?