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Mathematics
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Keith
  • Member for 10 years, 3 months
  • Last seen more than 1 year ago
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M.Sc. Student in Computer Science,Physicist. Université de Montréal. https://keithpatarroyo.github.io/

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14
The number $(3+\sqrt{5})^n+(3-\sqrt{5})^n$ is an integer
Aug 23, 2014
11
Euler Transform elementary Proof
Nov 16, 2015
10
Prove that $2^n +1$ in never a perfect cube
Sep 26, 2014
9
Newton's way of getting a Taylor expansion
Oct 24, 2014
7
Show that the profile of the hill is a cycloid
Aug 31, 2014
4
Prove that this triangle is equilateral?
Apr 15, 2014
4
Show that two points from four are at a distance $\leq \sqrt{3}$ in an equilateral triangle.
Apr 15, 2014
4
Proof for inequality with $a,b,c,d$ with $d =\max(a,b,c,d)$
May 17, 2014
4
Distances between two orthocenters
Jun 13, 2014
4
Leibniz rule of integration applied to Debye heat capacity
May 11, 2017
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13
Why is $F=ma$? Is there a straightforward reason?
12
Classical Field Theory - Continuum limit in forming the Lagrangian density and the elasticity modulus
8
Complete vs General Integral of first order PDE
8
Causality principle and Entropy (Second Law)
7
Feynman's derivation of the Schrödinger equation