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The Hard-Core Coder

~ I just can't stop writing code!

The Hard-Core Coder

Monthly Archives: September 2020

Multiplication Visualized

01 Tuesday Sep 2020

Posted by Wyrd Smythe in Fun

≈ 1 Comment

Tags

Cartesian product, Japanese multiplication method, multiplication, Pillow (PIL fork), Python, Python code

On my regular blog I just posted about a Japanese visual multiplication method. It’s a cute trick that ties into the notion of grid multiplication techniques. (In general, multiplication techniques are of some interest due to the Mandelbrot set, which requires multiplying large numbers lots of times.)

It turns out code to generate the patterns was a lot easier than I thought it would be. The hardest part was generating the diagonal summing lines.

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The Posts

  • Brian Kernighan: Successful Language Design
  • My Python App Framework
  • Multiplication Visualized
  • Square Root of 2
  • Life With Class
  • John Conway’s Life
  • Python Decorators, part 2
  • Python Decorators, part 1
  • Function Currying
  • Rule #5: Always Use Parentheses

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  • CS101 (28)
  • Fun (22)
  • Interesting (1)
  • Opinion (12)
  • Stories (12)
  • Uncategorized (1)

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Wyrd Smythe

Wyrd Smythe

The canonical fool on the hill watching the sunset and the rotation of the planet and thinking what he imagines are large thoughts.

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