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Overview
My name is Patrick Stein (neé Fleckenstein). nklein software is my sole-proprietorship. I have written a variety of software, write custom software, write reviews of software, write about mathematics, and write articles on various other topics. I chose the name nklein for many reasons.
News
Nomic Coding Game
About 30 years ago, I had an idea for a coding game inspired by Nomic. It occurred to me last month that all of the tools I need are readily available now. Pen-and-paper Nomic The pen-and-paper game of Nomic (by Peter Suber) has an initial ruleset which d
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Quadratic Number Fields
I want to explore arrangements of balls in n-dimensions. In particular, I am interested in exploring kissing numbers in five or more dimensions. I want to ensure that if I come up with a configuration which improves upon the known lower-bounds that I have
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Ray Tracing Extra-dimensional CSG Objects
This month, I added CSG (Constructive Solid Geometry) operators to the ray-tracer that I mentioned in the previous post. I added intersections, complements, and unions. You can find the source code in my weekend-raytracer github repo. Rendering of the uni
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Ray Tracing In One Weekend (in Lisp, and n-dimenions)
Earlier this year, I started working through the online book Ray Tracing In One Weekend (Book 1). I have been following along with it in Common Lisp, and I have been extending it all from 3-dimensional to n-dimensional. I reproduced 4-dimensional versions
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I Broke It
Unfortunately, I managed to delete my WordPress database at a time when the most recent backup I had was from 11 years ago. So… I will hopefully get some newer information uploaded again sometime. But, most of my content is gone. Scott Burson pointed out
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