Hans Stricker

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Name Hans Stricker
Member for 3 years
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Location Germany
Age 47
Main interests: abstract structures (graphs, shapes), categories, model theory, (re)presentations, philosophy of mathematics/science/mind
139

Questions
votes newest views recent
28
31
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2k
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What is Yoneda’s Lemma a generalization of?

jan 22 12 at 0:28 Anton Fetisov 655●4●8

16

10
19
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Origins of names of algebraic structures

apr 29 at 13:08 KConrad 16.9k●3●61●117

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19
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Supervenience in mathematics

jun 23 11 at 18:56 Gyorgy Sereny 121●1●4

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4
15
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2k
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Quantum mathematics?

mar 25 11 at 20:21 Adrien 2,100●1●7●12

3

12

6
10
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9
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Infinite groups which contain all finite groups as subgroups

jan 7 12 at 18:47 Matt Brin 932●3●9

1
9
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3
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Kuratowski’s definition of ordered pairs

apr 25 11 at 23:04 Hans Stricker 5,233●12●38

1 2 3 4 5 … 14 next

 

27

Answers
votes newest views recent
28
What are some examples of colorful language in serious mathematics papers? (3)
12
Interesting mathematical topics arising from Biology
9
Examples of results which were surprising but later shown to be natural.
9
What is Realistic Mathematics?
7
When are two proofs of the same theorem really different proofs
5
Thinking and Explaining
2
Generalized degree spectrum (2)
2
“What does f(n) count?” - in search for a paper
2
Combinatorial distance ≡ Euclidean distance (2)
2
Best online mathematics videos?
1
Complete graph invariants?
1
What is Yoneda’s Lemma a generalization of?
1
Set theories that do require the existence of urelements?
1
Non-constructive proofs of decidability?
1
Relativistic Cellular Automata
1
Categories of logical formulae
1
What makes a distance?
0
Unique circular ordering of edges around a vertex
0
Proto-Euclidean algorithm
0
Concrete models of abstract structures
0
Self-defining structures (2)
0
What’s the difference between 2 and 3?
0
Between abstract and concrete: What’s the right way to think of specific categories? (2)
0
A single paper everyone should read?
0
Number of permutations with a specified number of fixed points
-1
Simple show cases for the Yoneda lemma
-3
What notions are used but not clearly defined in modern mathematics?

 

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