All Questions
Tagged with topology graph-theory
7
questions
4
votes
2
answers
886
views
D&D dice for literary people
Put a letter on each face of an icosahedron such that a five-letter word can be read clockwise around each vertex. Specifically, these words:
...
- 13.8k
2
votes
0
answers
78
views
Fair and square island hopping [duplicate]
If amateur fiction is not your thing skip to the bottom.
As IP (Implausible Physics) expert for DREAM, the Department for Reckless Engineering and Advanced Megalomania you have been tasked by sheikh ...
- 6,285
9
votes
2
answers
577
views
Dragon summoning spell
The parchment shown below got stained with something. See if you can determine the obscured parts.
- 13.8k
5
votes
1
answer
158
views
The grandest zoo in Appelhaken
In the magnificent country of Appelhaken there is a zoo. Not just any zoo, but a grand zoo, a magnificent zoo, called Appelhaken Grand Magnificent Magnificent Grand Grand Zoo.
In this zoo there are ...
- 5,364
8
votes
1
answer
198
views
The grandest bridge in Appelhaken [duplicate]
In the capital of the grand country of Appelhaken there is a plane garden containing four magnificent monuments. So magnificent are they that the country has a Law requiring that there must be a ...
- 5,364
7
votes
2
answers
376
views
Teacup geometry
Inspired by the three utilities puzzle from prog_SAHIL I'm now posting a similar puzzle that makes use of the topology of a cup with a handle:
The question is:
How many distinct points can you ...
- 5,948
27
votes
5
answers
11k
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Is there a proof that a map of the United States requires 4 colors?
The Four color theorem states that no more than four colors are required for any map. Can it be proved or disproved that 3 colors can be used for United States map?
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