query: Proof Involving Imaginary Number: Where's the wrong one?
positive_passages.docid: 3712
positive_passages.text: Why $\sqrt{-1 \cdot {-1}} \neq \sqrt{-1}^2$?
negative_passages.docid: 155897
negative_passages.text: Proof by induction - is this correct?
negative_passages.docid: 145955
negative_passages.text: verifying an incorrect integrating factor
negative_passages.docid: 56745
negative_passages.text: Why does this not work with an imaginary exponent?
negative_passages.docid: 145466
negative_passages.text: Is this a valid mathematical proof?
negative_passages.docid: 108748
negative_passages.text: Why there are real numbers with infinite digits, but no such natural numbers (or another reason why real numbers are uncountable)
negative_passages.docid: 9737
negative_passages.text: Complex number operations: telling Mathematica variables are real
negative_passages.docid: 24688
negative_passages.text: Why are $i$ and $-i$ "more indistinguishable" than $\sqrt{2}$ and $-\sqrt{2}$?
negative_passages.docid: 24221
negative_passages.text: Complex numbers - minimum value proof
negative_passages.docid: 61604
negative_passages.text: $V = V_1 + V_2$ confusion? Why is my "proof "incorrect?
negative_passages.docid: 143123
negative_passages.text: finding an argument of a complex number
negative_passages.docid: 38674
negative_passages.text: Do complex numbers really exist?
negative_passages.docid: 11506
negative_passages.text: Alternative proof that $(a^2+b^2)/(ab+1)$ is a square when it's an integer
negative_passages.docid: 118374
negative_passages.text: Is there a proof that $\pi$ is an irrational number?
negative_passages.docid: 39908
negative_passages.text: Finding the error in this proof that 1=2
negative_passages.docid: 32950
negative_passages.text: Fake induction proofs
negative_passages.docid: 11119
negative_passages.text: What are imaginary numbers?