A multistream low complexity random access PRNG/permutation generator.
A short note on computing the modular multiplicative inverse of an odd integer.
A small list of properties of full-period sequences for reference.
Skims the math of quaternions to rotations matrices and back with empirical errors including small angle special case.
Gives a mile-high overview of the Hopf map from geometry perspective.
An overview of full-range context-free quantization of quaternions into fixed bit package.
A note on reducing errors when converting to Euler angles or Tait-Bryan paramerters.
a brief note on generating random rotations in 3D
show some maps and plots of volume distortion