Some comments on approximately equal FP comparisons

In which I point to some other peoples blog posts and make some minor comments.


20190514 floating point numeric

Measuring ULP distance

Some code for measuring the ULP distance between floats with comments.


20190424 floating point numeric

Floating point division with known divisor

A small note on division removal


20190312 floating point FMA

posit: thin triangle other tricks (REVEALED!)

First post in breaking down why the posits presentations are egregiously disingenuous.


20190206 posit floating point

Uniform points in sphere and capped cone

micro post on title


20180806 distribution random

An empirical testing point set on sphere and caps

Code for incrementally generating a spherical Fibonacci point set on a spherical cap


20180621 testing

Solving for quaternion rotation from a vector viewpoint

A short description of solving a quaternion rotation using vectors


20180612 rotations graphics

Volume element of SO(3) and average uniform random rotation angle

Find the expression of a volume element of rotations.


20171110 rotation quantization distribution sampling map

Basic XOR-rotates and their inverse

Simplified description of bijections formed only from XORs and bit rotations.


20171013 integer

Table of basic reversible integer operations

A table and some comments on integer bijections.


20171013 integer