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New posts in fake-proofs
How come $32.5 = 31.5$? (The "Missing Square" puzzle.)
geometry
recreational-mathematics
fake-proofs
Fake induction proofs
induction
recreational-mathematics
examples-counterexamples
big-list
fake-proofs
Finding the error in this proof that 1=2
algebra-precalculus
solution-verification
fake-proofs
$\infty = -1 $ paradox
sequences-and-series
algebra-precalculus
infinity
fake-proofs
paradoxes
What is wrong with this fake proof $e^i = 1$?
complex-analysis
complex-numbers
fake-proofs
$1=2$ | Continued fraction fallacy
algebra-precalculus
fake-proofs
continued-fractions
math fallacy problem: $-1= (-1)^3 = (-1)^{6/2} = \sqrt{(-1)^6}= 1$?
algebra-precalculus
complex-numbers
exponentiation
radicals
fake-proofs
Visually deceptive "proofs" which are mathematically wrong
soft-question
education
big-list
fake-proofs
visualization
Questions on "All Horse are the Same Color" Proof by Complete Induction
discrete-mathematics
induction
fake-proofs
Why $\sqrt{-1 \times -1} \neq \sqrt{-1}^2$? [duplicate]
algebra-precalculus
complex-numbers
fake-proofs
Where is the flaw in this "proof" that 1=2? (Derivative of repeated addition)
calculus
recreational-mathematics
fake-proofs
faq
Best Fake Proofs? (A M.SE April Fools Day collection) [closed]
soft-question
big-list
fake-proofs
In the history of mathematics, has there ever been a mistake?
math-history
fake-proofs
The staircase paradox, or why $\pi\ne4$
geometry
analysis
pi
fake-proofs
Why $\sqrt{-1 \cdot {-1}} \neq \sqrt{-1}^2$?
algebra-precalculus
arithmetic
complex-numbers
fake-proofs
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