The Rules

Square root being positive and backwards proof

OOP uses that every continuous function is differentiable (?), which is a contradiction because ... a continuous function doesn't have to be continuous (??)

You did the math? Really? Did you?

How many proofs of the Twin Prime Conjecture does a man have to find before mathematicians take him seriously?

i guess it's a vacuous truth - they no longer produce pennies because they never did

What is the probability of guessing a prime number?

Insisting that √ does not denote the principal square root

A genius presents a conjecture on prime entropy

On the Possibility of Using Hybrid Quaternions of Prime Numbers (modulo 12) for Quantum and Telepathic Communication

700 pages phd thesis from france claiming that uploading the mind of someone good at doing mental computation could lead to a technological (and quantum) singularity.

Removing first and last n percentiles can change the median

Published paper claims that Incompleteness Theorems prove the Universe is not a simulation

Youtube mathematician claims that equivalence , =, is identical to a claim that the limit of a function is the RHS.

Most mathematicians don't even know The Fundamental Axiom of Mathematics

The central limit theorem says that every distribution becomes normal if you sample it enough

Reals don't have measure, only the blanks between the reals

A crackpot proof of P=NP=PSPACE

Two mistakes in one Youtube video.

Does bad AI mathematics count? (Fyi, 12396= 2²x3¹x1033¹. 1033 is prime.)

[Meta] Do preprints from arXiv with obviously erroneous results from non-cranks belong on this sub?

Wrong proofs of Jacobian conjecture

From Primes to Physics - a mathematical conjuring trick

Banach-Tarski implies that 1+1=3

Does a point in space exist, If it is the only point in space? Yes and no