# Questions tagged [triangulation]

For questons about triangulation, that is a) the subdivision of the plane or other topological spaces into triangles (or, more generally, simplices) or b) the methods used in surveying for locating points by measuring angles and accessible lengths of triangles

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### Upper triangulation of a matrix versus diagonalization

I am trying to google this question, but could not find any hints. This is important to me because of I am dealing with 3-4D matrices. It's true that an upper triangulation (Gauss elimination) of a ...
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### Triangulation with 4 points

I have a square room and in each corner there is a microphone that pics up noises. I need to find the position in space of this sound by using the time the sound needs to reach each microphone. I know ...
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### How to choose the points to triangulate a domain

Choosing Mathematica to expose the problem, defined the points: ...
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### What are all possibilities for how many triangles when a square is triangulated?

A square with 3 points on each side used as vertices for triangulation (in addition to the vertices of the square) and 20 points inside the square is triangulated. What are all the possibilities for ...
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### Is 9th grade geometry unique in the pythagorean theorem?

I've been taking Geometry and the year is ending. I have come to realize that it is centered around the Pythagorean theorem. Is it unique in this feature or will many classes be centered around this ...
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### Finiteness in Prime Decomposition Theorem for 3 manifolds

In Allen Hatcher's text on 3 manifolds, he proves the Prime Decomposition Theorem by showing that a collection S of 2 spheres embedded in a smooth and compact 3-manifold M satisfying the condition ...
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