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Irregular Rhomboid

Personal blog · irregular-rhomboid.github.iomathphilosophy

Irregular Rhomboid is a personal blog at irregular-rhomboid.github.io about math and philosophy. Since 2024, 4 different Hacker News readers have linked it 4 times. It is still writing: the last post was on 2026-10-09, and you can follow it by feed.

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4mentions?
4HN people?
2024–2026first – last linked?
Links on Hacker News per year · peak 2 in 2025

Too few sampled comments (2) to say how often HN recommends it.?

Why HN links it

HN readers link this blog for its matrix calculus article aimed at machine learning readers. One commenter cited it as seemingly unique, with nothing similar found elsewhere, on the math side of ML.

Summarised by Claude from a sample of 2 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

Schizoid trapezoid

What Hacker News says?

  1. I think that author's next article does a great job explaining. While they don't say it with these words, I'd say that by learning math you are able to speak the same language as the model. This does wonders for interpreting what is going on and why it is making certain decisions. The "black box" isn't transparent, but neither is it so dark. And it the space is so dark that you should be trying to shed any light tha…

    Comment linking /2022/12/27/math-is-a-language.html

    on “Matrix Calculus (For Machine Learning and Beyond)”
  2. Submitted Do you believe in real numbers? as a story · 3 points

    HN discussion
  3. Regarding the math in ML, what I would love to see (links if you have any) is a nuanced take on the matter, showing examples from both sides. Like in good faith discussing what contributions one can make with and without a strong math background in the ML world. edit: On the math side I've encountered one that seemed unique, as I haven't seen anything like this elsewhere: https://irregular-rhomboid.github.io/2022/12…

    Comment linking /2022/12/07/applied-math-curriculum-for-ml.html

    on “Matrix Calculus (For Machine Learning and Beyond)”
  4. Submitted Will we continue mathematical research? as a story · 2 points

    HN discussion

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