wythagoras

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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What is exactly the difference between a definition and an axiom?

terminology definition axioms proof-theory asked Sep 9, 2015 at 15:43

math.stackexchange.com

48 votes

To what extent can quantum computers help to develop Artificial Intelligence?

quantum-computers asked Aug 2, 2016 at 16:06

ai.stackexchange.com

45 votes

Which mathematicians died very young or in a tragic way?

mathematicians big-list asked Nov 27, 2015 at 17:08

hsm.stackexchange.com

43 votes

Why is the plural form of "house" not "hice"?

etymology nouns grammatical-number irregular i-mutation asked Jul 22, 2016 at 17:18

english.stackexchange.com

38 votes

Does having two first languages make you more effective in learning second languages later?

simultaneous-bilingualism asked Apr 5, 2016 at 18:29

languagelearning.stackexchange.com

34 votes

Why does Jeff Atwood no longer have the diamond?

discussion jeff-atwood asked Oct 9, 2017 at 18:59

meta.stackexchange.com

29 votes

How many X-rays does a light bulb emit?

homework-and-exercises electromagnetic-radiation thermal-radiation estimation x-rays asked Aug 17, 2015 at 9:29

physics.stackexchange.com

25 votes

Why not require a bit of reputation to post Chinese characters?

feature-request spam languages unicode asked Sep 20, 2015 at 16:32

meta.stackexchange.com

24 votes

Is doing a huge amount of grammar exercises helpful for learning English?

learning-methods grammar english exercises asked Apr 5, 2016 at 17:30

languagelearning.stackexchange.com

22 votes

Should the Illuminator badge be awarded multiple times?

feature-request badges badge-request edit-and-answer-badges asked Feb 14, 2016 at 15:45

meta.stackexchange.com

Top Answers

What is the English idiom about "expensive" that expresses the idea that "It is so expensive that you feel like you got ripped-off"?

english.stackexchange.com

Is it possible to describe the Collatz function in one formula?

math.stackexchange.com

How do I square a logarithm?

math.stackexchange.com

Proof of the derivative of $\ln(x)$

math.stackexchange.com

Which mathematicians died very young or in a tragic way?

hsm.stackexchange.com

Help us identify micro-privileges for top users

meta.stackexchange.com

Is there a maximum possible size for an airplane?

aviation.stackexchange.com

2017 is the 1st prime satisfying three conditions. What is the 2nd?

puzzling.stackexchange.com

Answers don't like hair (i.e., "hair" at the beginning of an answer is automatically deleted)

meta.stackexchange.com

Is there any integral for the Golden Ratio?

math.stackexchange.com

On the probability of getting the same number for three dice

math.stackexchange.com

Past open problems with sudden and easy-to-understand solutions

math.stackexchange.com

Do "other" trigonometric functions than Tan Sin Cos and their derivatives exist?

math.stackexchange.com

A Terms of Service update restricting companies that scrape your profile information without your permission

meta.stackexchange.com

Stack Overflow - 'you have reached your question limit'

meta.stackexchange.com

Past open problems with sudden and easy-to-understand solutions

math.stackexchange.com

Triangle angles.

math.stackexchange.com

Review bans should escalate beyond 30 days

meta.stackexchange.com

What is the smallest unknown natural number?

math.stackexchange.com

How many digits can you create with only one seven segment display?

puzzling.stackexchange.com

To sum $1+2+3+\cdots$ to $-\frac1{12}$

math.stackexchange.com

What non-religious expressions can I use instead of "Thank God"?

english.stackexchange.com

Help us identify micro-privileges for top users

meta.stackexchange.com

Help us identify micro-privileges for top users

meta.stackexchange.com

Vegetarianism and feeding more people

vegetarianism.stackexchange.com

Finding the number of real roots of an unusual(!) equation

math.stackexchange.com

Is there any mathematical grounding to the reputation system?

meta.stackexchange.com

Guessing one root of a cubic equation for Hit and Trial

math.stackexchange.com

Historically, how did people define multiplication for negative numbers?

hsm.stackexchange.com

1, 5, 9, 13, 17, 21,...

math.stackexchange.com