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wythagoras
  • Member for 8 years, 10 months
  • Last seen more than 5 years ago
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I am a Dutch amateur mathematician currently interested in probability, combinatorics, number theory, calculus, algebra, geometry, set theory, computability theory, graph theory and group theory.

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Top posts
14
Difference between state of matter and phase
Oct 3, 2015
12
Is it possible that atoms with 120 protons are possible, but that atoms with 119 protons aren't possible?
Oct 11, 2015
8
Is the name of this chemical 3-oxopropanoic acid?
Dec 28, 2015
6
How to calculate the concentration H3O+ in a solution with pH=6.99?
Jan 24, 2016
5
Why does oxalic acid have exactly two water molecules of crystallization?
Oct 6, 2016
4
Why is this a Lewis structure of ethyl acetate?
Mar 17, 2016
4
Acids, Bases and Salts?
Aug 11, 2016
2
Reaction of one mole of (PO4)3- with one mole of H2CrO4
Oct 20, 2015
1
Is this reaction with H+ and OH− a possible reaction?
Oct 2, 2015
Top Meta posts
2
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8
Expanding abbreviated tag names
7
Area 51 proposal: Science Educators
3
Throw in an idea for TRE (II)
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70
Is it possible to describe the Collatz function in one formula?
68
What is exactly the difference between a definition and an axiom?
55
How do I square a logarithm?
54
Proof of the derivative of $\ln(x)$
51
Which mathematicians died very young or in a tragic way?