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Alan Richmond

Scientific systems programmer ex NASA, ESA/ESO, Hubble

  • About Me
    • Me, Myself, & I
    • Alan Richmond’s CV
    • Academic Publications
    • Testimonials
      • 1988 – 1990 Testimonial from STScI
      • 1985 – 1988 Testimonial from ST-ECF
      • 1991 – 1993 Testimonial from ESRF
      • 1981 – 1987 Testimonial from JET/Max Planck Institute for Plasma Physics
    • Contact Me
  • Richmond Sites
    • Python3.Codes
    • FractalArt.Gallery
    • Here Be Dragons!
    • Neil Richmond Photography
    • Mark Richmond (facebook)
  • Alan Turing: computable numbers and Turing machines, the Turing test, his Zeta machine and the Riemann Hypothesis, a history timeline
    • The Imitation Game: A Poor Imitation of Reality
    • Alan Turing Timeline
    • Turing’s Zeta Machine & the Riemann Hypothesis
    • The Turing Test
    • Alan Turing on Computable Numbers and Computer Programs
My Tweets

Recent Posts: Python3 Codes

Multi-pendulum Harmonograph simulator using numpy and matplotlib

Eight Queens Puzzle – Six Lines

A Neural Network in Python, Part 2: activation functions, bias, SGD, etc.

A Neural Network in Python, Part 1: sigmoid function, gradient descent & backpropagation

Ramanujan’s 129th Birthday

Recent Posts: The Fractal Art Gallery

Black & White Harmonographs

The Very Best Fractal & Mathematical Pictures

Lorenz Attractor

Mandelbrot Gallery

Fractal Python Programs

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Category: Puzzles

General Puzzles

General Puzzles

A man who lives on the tenth floor takes

12 Feb - by Alan - 0 - In Puzzles
Logic Puzzles

Logic Puzzles

Knaves and Knights An island is inhabited by two

- by Alan - 0 - In Puzzles
Lateral Thinking Puzzles

Lateral Thinking Puzzles

Be prepared to think outside the box for these

- by Alan - 0 - In Puzzles