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Permutations, group theory, discrete calculus, integer sequences, combinatorial optimization...

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Revisit IMO 2009 Short List N2

QUESTION FROM: Shenghui Yang | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Mathematics , Wolfram Cloud , ...
1
REPLIES
8.7K
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A Relaxing Geometry Problem

CONTRIBUTED BY: Shenghui Yang | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Computer-Based Maths , Discrete Mathematics , ...
1
REPLIES
9.2K
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Sierpinski Gasket with only Number Theory Functions

CONTRIBUTED BY: Shenghui Yang | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Education , ...
1
REPLIES
9.5K
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Reading materials needed about permutations?

QUESTION FROM: David Barnes | 5 years ago BY: Rohit Namjoshi
Algebra , Discrete Mathematics , Mathematics , Wolfram Language
3
REPLIES
6.9K
VIEWS

Catch throw with no results

QUESTION FROM: Luis Felipe Massena Misiec | 5 years ago BY: Brad war
Discrete Mathematics , Mathematics , Wolfram Language
8
REPLIES
7K
VIEWS

Advances in Squared Squares

CONTRIBUTED BY: Ed Pegg | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Demonstrations , Discrete Mathematics , Geometry , ...
5
REPLIES
15.2K
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[WSS20] Evolution of (hyper)graph invariants under (hyper)graph rewritings

CONTRIBUTED BY: Maurizio Moreschi | 3 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
1
REPLIES
8K
VIEWS

[WSS20] WMs: State transition networks of non-growing hypergraph evolutions

CONTRIBUTED BY: Jin Yan | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Graphics and Visualization , ...
2
REPLIES
10.7K
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[WSS20] Full Discretization of Local Gauge Invariance

CONTRIBUTED BY: Graham Van Goffrier | 5 years ago BY: Yukitoshi Fujimura
Staff Picks , Discrete Mathematics , Geometry , Graphs and Networks , ...
2
REPLIES
14.2K
VIEWS

The expression 1+n cannot be used as a part specification.

QUESTION FROM: xianyao huao | 5 years ago BY: Francesco Lasco
Discrete Mathematics , Wolfram Language
1
REPLIES
9.9K
VIEWS

Find optimal match of points in 3-Dimensional space?

QUESTION FROM: Haobo Xia | 5 years ago BY: Haobo Xia
Discrete Mathematics , Geometry , Graphs and Networks , ...
4
REPLIES
7.2K
VIEWS

How to implement Kuhn-Munkres algorithm by Mathematica？

QUESTION FROM: Haobo Xia | 5 years ago BY: Haobo Xia
Discrete Mathematics , Graphs and Networks , Optimization , ...
2
REPLIES
7.3K
VIEWS

Random regular digraphs

QUESTION FROM: Predrag Punosevac | 5 years ago
Discrete Mathematics , Graphs and Networks , Mathematics , ...
0
REPLIES
3.5K
VIEWS

Get the final iterated values for the given equation?

QUESTION FROM: Krishnakanth R | 5 years ago
Algebra , Calculus , Discrete Mathematics , Mathematics , ...
0
REPLIES
2.9K
VIEWS

Squared area (squarefree): Triangles (OEIS-A334176 odd/A334177 prime)

CONTRIBUTED BY: Claudio Chaib | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Authoring and Publishing , Discrete Mathematics , ...
1
REPLIES
11.9K
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[NB] Boundaries of the Amplituhedron with amplituhedronBoundaries

QUESTION FROM: Mohammad Bahrami | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Discrete Mathematics , Geometry , Mathematica Add-Ons , ...
1
REPLIES
9.9K
VIEWS

Elliptic curve integrated encryption scheme

CONTRIBUTED BY: Dariia Porechna | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Algebra , Computer Science , Cryptography , ...
2
REPLIES
12.2K
VIEWS

Arrange Playing Cards for Phone Number with MaTeX

CONTRIBUTED BY: Shenghui Yang | 5 years ago BY: Szabolcs Horvát
Staff Picks , Discrete Mathematics , Game Development , ...
3
REPLIES
14.2K
VIEWS

What is quantum calculus?

CONTRIBUTED BY: Paul Abbott | 3 years ago BY: Dean Gladish
Calculus , Discrete Mathematics , Graphs and Networks , Mathematics , ...
1
REPLIES
7.3K
VIEWS

GeometricScene: Circles in Circle packing (A023393 OEIS)

CONTRIBUTED BY: Claudio Chaib | 5 years ago BY: EDITORIAL BOARD
Staff Picks , Computational Systems , Discrete Mathematics , ...
1
REPLIES
13.9K
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