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## Mathematical fallacy

en.wikipedia.org/wiki/Mathematical_fallacy

In mathematics, certain kinds of mistaken proof are often exhibited, and sometimes collected, ... 1 Howlers; 2 Division by zero; 3 Multivalued functions; 4 Calculus; 5 Power and ... The following ex...

## Proving that 1 + 1 = 3 - Math Forum - Ask Dr. Math

mathforum.org/library/drmath/view/56734.html

Date: 11/19/95 at 17:12:23 From: Doctor Ken Subject: Re: 1+1 = 3 ? Hello! Let me say first of all that there is no real proof for the statement 1 + 1 ...

## How to prove that 1+1 = 3 - Quora

www.quora.com/How-can-you-prove-that-1 1-3

Now since a=b (the starting point of this proof), we can write this as: a+1=a+a+1 ... Interchange the symbol of 2 by the symbol of 3, then 1+1=3. But, if you have a ...

Nov 26, 2010 ... In this video, I prove how 1 + 1 = 3 Meaning that 2 = 3 I used simple algebra to prove this. If you can find ANY errors in my calculations, please ...
Nov 3, 2008 ... a silly calculator that shows 1+1=3. ... #3 Principle of mathematical induction prove proof 1+5+9+...+(4n-3)=n(2n-1) - Duration: 18:43. maths ...

## Proof that -1 = 1 and 1 = 3 - Calvin Lin | Brilliant

Proof that -1 = 1 and 1 = 3. This image was sourced and then altered from the NASA image archive. The chimpanzee pictured was named Ham the Astrochimp.

## Induction Proofs: Introduction - Purplemath

www.purplemath.com/modules/inductn.htm

Induction proofs have four components: (1) the thing you want to prove, (2) the beginning step (usually "let n = 1"), (3) the assumption step ("let n = k"), and (4) ...

## Science Jokes:1. MATHEMATICS : 1.1 PROOFS

jcdverha.home.xs4all.nl/scijokes/1_1.html

Fodor: My argument for p is based on three premises: (1) q (2) r and (3) p >From .... From: jreimer#NoSpam.aol.com (JReimer) Theorem: 1 = -1 Proof: 1 = sqrt(1) ...

## Does 1+1=3? Proving the integration hypothesis - First - FHI 360

degrees.fhi360.org/2014/09/does-113-proving-the-integration-hypothesis/

Sep 19, 2014 ... Proving the Integration Hypothesis” will bring together academics, ... But does our experience and the evidence prove the theory is correct?

## Inequality (1 + 1 -3 )(1 + 2 -3 )(1 + 3 -3 )...(1 + n -3 ) - Interactive ...

www.cut-the-knot.org/do_you_know/inequality.shtml

Proving a subtler inequality with mathematical induction.

### Math Forum: Ask Dr. Math FAQ: False Proofs and Classic Fallacies

mathforum.org

What's wrong with proofs that say 1+1=1 or 2=1? ... Here's one from the Dr. Math archives: "Proof" that 1 + 1 = 1. a = 1 b = 1. a = b a<sup>2</sup> = b ... 4 - 6 + 9/4 = 1 - 3 + 9/4

### riddle - When does 1+1=3? - Puzzling Stack Exchange

puzzling.stackexchange.com

warspyking. 5,78223095. asked Nov 27 '14 at 19:04. josh. 7113 .... One of my teachers once told me that you can prove anything if you divide by zero.

### 1/2 + 1/3 - Simon Singh

www.simonsingh.net

Apr 25, 2015 ... Paradox: 11/2 + 1/31/4 + . ... the lines on the blackboard in order to help explain how an apparently logical series of steps can prove: 1 ...