Mathematics
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Alex Jones
  • Member for 5 years, 10 months
  • Last seen this week
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247
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16
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112
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66
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25
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100
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46
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17
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62
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23
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9
Posts %
56
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23
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9
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43
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18
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7
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23
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Top posts
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All Questions Answers
Score Newest
answer
48
Why are algebraic structures preserved under intersection but not union?
Dec 14, 2018
answer
42
Can area of rectangle be greater than the square of its diagonal?
Nov 15, 2018
answer
18
Can differentiation be thought of as a function?$ $
Apr 26, 2017
answer
12
Find the height of a bar, given the lengths of shadows cast by it and another bar
Oct 14, 2017
answer
10
Why not include as a requirement that all functions must be continuous to be differentiable?
Jun 20, 2018
answer
9
Why do PDE's seem so unnatural?
Apr 8, 2018
answer
8
Does every vector have an additive inverse?
Apr 22, 2017
answer
8
A non-linear coupled second order ODE for a geodesic
Apr 14, 2021
answer
7
What's going on with this 5-line proof of Fermat's Last Theorem?
Jun 27, 2016
question
6
Matrix with $A_{ij} = a_i a_j$ for some vector $a\in\mathbb{R}^n$
Jun 25, 2018
Top network posts
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50
Can wind instruments be played out of tune?
17
OR gate vs. connecting two wires?
9
Zelda received a bizarre postcard
7
Old books you would like to have reprinted with high-quality typesetting
5
Make 37+32=55 correct by moving one match

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