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Poisson's Equation
If you aren’t used to staring at math, Poisson’s equation looks a little intimidating:
Matt Ferraro
I'm an aerospace engineer and a software engineer. I love math and science, and I have two cats.
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Visit mattferraro.dev → On Hacker News Jan 2021 – May 2024
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2
CADmium: A local-first CAD program built for the browser
This project is discontinued. The github repos are still available as archives, but no deployment is maintained and no PRs will be accepted. You can still join the Discord if you want but it is not active.
3
Everything you need to know to design your own CNC router
This is the encyclopedic blog post I wish I could have read when I started designing my CNC router.
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What is the inverse of a vector?
If vector multiplication were invertible, we could treat vectors just like any other variable. We could do simple algebra like:
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Hiding Images in Plain Sight: The Physics of Magic Windows
I recently made a physical object that defies all intuition. It’s a square of acrylic, smooth on both sides, totally transparent. A tiny window.
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What is the inverse of a circle?
In this post we’ll try to make sense of what we’re seeing, and try to understand what it means to invert a circle!