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John D. Cook Consulting

Consulting in mathematical analysis, from modeling to implementation to interpretation.

  • By John D. Cook
  • Based in United States of America
  • Roughly four posts per week
  • First post on

Posts per month

Data for this chart is available in the table below
Posts per month
Month starting Posts
Jan 2023 16
Feb 2023 21
Mar 2023 26
Apr 2023 25
May 2023 24
Jun 2023 27
Jul 2023 50
Aug 2023 38
Sep 2023 41
Oct 2023 42
Nov 2023 39
Dec 2023 23
Jan 2024 33
Feb 2024 29
Mar 2024 22
Apr 2024 20
May 2024 17
Jun 2024 15
Jul 2024 9
Aug 2024 20
Sep 2024 19
Oct 2024 5

Any gaps could be due to errors when fetching the blog’s feed.

Most recent posts

Triangles to Triangles
The set of functions of the form f(z) = (az + b)/(cz + d) with ad ≠ bc are called bilinear transformations or Möbius transformations. These functions have three degrees of freedom—there are four parameters, …
On , by John, 617 words
Golden ellipse
A golden ellipse is an ellipse whose axes are in golden proportion. That is, the ratio of the major axis length to the minor axis length is the golden ratio φ = (1 + √5)/2. …
On , by John, 175 words
Areal coordinates and ellipse area
Barycentric coordinates are sometimes called area coordinates or areal coordinates in the context of triangle geometry. This is because the barycentric coordinates of a point P inside a triangle ABC correspond to areas of the …
On , by John, 351 words