What are some good subtly incorrect proofs of obviously incorrect results?
4182
What are some classic fallacious proofs?
75529
Series prove or disprove statement
112491
Finding counterexamples for infinite series.
126633
Is a contradiction enough to prove a set equality to $\varnothing$?
65895
Irrationality proofs not by contradiction
74875
Do we know if there exist true mathematical statements that can not be proven?
50804
It seems obvious, but how to prove it formally?
95057
Possible fake proof of $1= -1$
88188
Explain proof by contradiction.
134378
Is there a word for when a statement is technically true but misleading?
23752
Proving Irrationality
127733
How to prove De Morgan’s laws without using contradictions
145118
How does the proof of Rejection Sampling make sense?
132701
Contradicting Fubini's theorem
2251
Can someone give me a hint on how to prove this?
118577
Fallacious proof involving trigonometry
120517
Is it possible to prove that a particular statement cannot be disproved without creating a contradiction?