Ken Shirriff's blog

Computer history, restoring vintage computers, IC reverse engineering, and whatever

Showing posts with label math. Show all posts
Showing posts with label math. Show all posts

Simulating a TI calculator with crazy 11-bit opcodes

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I've built a register-level simulator of a 1974 TI calculator chip that shows what actually happens inside a calculator when you perform...
8 comments:

The 6502 overflow flag explained mathematically

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The overflow flag on the 6502 processor is a source of myth and confusion. In this article, I explain signed and unsigned binary arithmetic...
28 comments:

A new multi-branch algorithm to render rational-exponent Mandelbrot fractals: Part I

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If you came here from Hacker News, thanks for visiting. You might want to check out the Hacker News comment thread too. The Mandelbrot fr...
8 comments:

The Mathematics of Volleyball

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Recently I was at a multi-day volleyball tournament, which gave me plenty of time to ponder the mathematics of the game. At different point...
16 comments:
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