H{+}: "absence of evidence = evidence of absence?" -- Is it necessarily informally logically fallacious to claim H{+}? Or are there exceptions?
101738
When is absence of evidence not evidence of absence?
109685
An invalid argument, the conclusion of which is a tautology
66078
Do the following negations mean the same thing?
41318
Can every proof by contradiction also be shown without contradiction?
20462
Validity of conditional statement when the premise is false.
93557
Intuitively, why does (B → S) ≡ (¬B ∨ S)?
89546
Where is the `--` (double dash) argument documented?
150882
If $\Gamma \cup \{ \neg \varphi \}$ is inconsistent, then $\Gamma \vdash \varphi$
125317
Is this statement "Every element in the empty set is greater than itself." true or its negation is true?
144129
Is it okay to dispute the premise of a question?
135
Difference between "Show" and "Prove"
82526
What's the term for fallaciously including an assumption in a question?
105233
Is there a counterexample for the claim: if $A \oplus B\cong A\oplus C$ then $B\cong C$?
34758
Cancellation Law for Direct Sums - What is wrong with this argument?
144396
fitch style proof problem regarding rule of inferences
122707
"Accept null hypothesis" or "fail to reject the null hypothesis"?
134517
Is following contradictory? Can you give an example?