Robin Saunders

Member for 14 years, 9 months
Last seen this week

London, UK

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co.combinatorics

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Questions

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36

Smallest permutation representation of a finite group?

Mar 2, 2010

22

Pi and the primes: a pattern related to the Ulam spiral

Jul 7, 2010

17

How much can "(recursively) large ordinal axioms" prove?

Jan 10, 2017

15

Digital physics and "Gandy-like" machines

May 25, 2016

12

"Set theory" founded on lists rather than sets

Feb 12, 2016

Answers

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48

Proofs without words

Dec 29, 2016

10

Pi and the primes: a pattern related to the Ulam spiral

Jul 7, 2010

7

Girth and diameter of a graph with minimum degree at least 3

Oct 25, 2021

5

What are some mathematical sculptures?

Jul 20, 2010

4

Is there any formal foundation to ultrafinitism?

Sep 15, 2021

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co.combinatorics

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graph-theory

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7

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nt.number-theory

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lo.logic

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11

posts

gn.general-topology

5

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6

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Reputation

+10

How much can "(recursively) large ordinal axioms" prove?

+10

Hausdorff quasi-Polish spaces

+10

ζ(-n) and "powers" of Grandi's series

+10

Smallest permutation representation of a finite group?

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