Blogs about: Quaternions
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Rules on modeling for games, and deformation.
As I’m currently in the process of skinning many meshes for the current game I’m working on here are some rules I’ve learnt on the way: Don’t attempt to skin spherical deformat… more →
Charles Looker
Fundamental group of SO(3) and Quaternions
wrote 6 days ago: The aim of this note is to compute the fundamental group of using quaternions. More precisely, an is … more →
Frobenius theorem on real division algebras
wrote 1 week ago: This post is a proof of the well known Frobenius theorem. It’s nothing groundbreaking, I’m just writ … more →
Senior Thesis
wrote 1 month ago: This week I had to turn in my paper for my senior thesis. One thing was very clear: research and cou … more →
Irish mathematics for St. Patrick's Day
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wrote 2 months ago: The plaque commemorating the discovery of quaternions by William Rowan Hamilton. With so many websit … more →
BalanceBot – Sensors and IMU Library
wrote 3 months ago: The BalanceBot needs to know if it’s upright to balance. If it starts tipping over in one direction … more →
BalanceBot - My First Post
wrote 3 months ago: The plan for BalanceBot is a two wheeled self-balancing robot. I’ve always wanted to build one since … more →
A "Lobachevsky-like" revolution in arithmetics
wrote 6 months ago: “I have not yet any clear view as to the extent to which we are at liberty arbitrarily to create ima … more →
Adding angular velocity to a rotation matrix
wrote 6 months ago: The current problem that I am trying to solve is how to add a small angular velocity ω to a rotation … more →
Introduction to Ring Theory (1)
wrote 7 months ago: Recall that in groups, one has only a binary operation *. Rings are algebraic structures with additi … more →
Maths Week: Ireland's lack of logic
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wrote 7 months ago: Guest post by Vincent Kelly We’re a bunch of dreamers uncomfortable with logic and the scientific me … more →
MATHEMATICA!
wrote 10 months ago: 20 Things you didn’t know about math (until now). by Discover Magazine 1 The median score for … more →
Reading the Comics, July 1, 2012
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wrote 10 months ago: This will be a hastily-written installment since I married just this weekend and have other things o … more →
the universe in zero words
wrote 11 months ago: The universe in zero words: The story of mathematics as told through equations is a book with a very … more →
Fluid Mechanics in Seven Dimensions?
wrote 1 year ago: Cayley-Dickson Algebras: The Cayley-Dickson algebras are special real algebras satisfying for If w … more →
What would I tell an alien about my Universe.
wrote 1 year ago: If an alien approached me about our Universe, I would say , We live in a Quaternion Universe. A Q … more →
3D Rotations With Quaternions
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wrote 1 year ago: I am going to show you how 3D rotations can be done with quaternions. There are other tools than qua … more →
On manifolds homeomorphic to the 7-sphere
wrote 1 year ago: It has been known since Milnor’s famous paper that two smooth manifolds can be homeomorphic wi … more →
Happenings – 2012 Feb 11
wrote 1 year ago: (This post is also in the “quaternions” category. If that’s what you’re look … more →
Geometric Algebra book requests for January 2012
wrote 1 year ago: I sent our department’s library coordinator the following list of book requests to be sent to … more →
