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Nosferalatu

Personal blog · nosferalatu.commathgamesprogramming

Nosferalatu is a personal blog at nosferalatu.com about math, games and programming. Since 2020, 7 different Hacker News readers have linked it 13 times, most often “Derivatives and Logarithms of 3D Transforms”. No feed was found, so read it on the site itself.

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13mentions?
7HN people?
2020–2025first – last linked?
Links on Hacker News per year · peak 5 in 2023

Nosferalatu

Most-linked posts?

  1. Derivatives and Logarithms of 3D Transforms
    3 people · 6 mentions · first linked 2023-02-08
  2. /DerivativesLogarithmsTransforms.html
    2 people · 2 mentions · first linked 2024-01-29

What Hacker News says?

  1. So performance would increase since hashing is faster than binary-searching. However, the problem of collisions across threads and dealing with concurrent map key insertions still remains. e.g. when two different cities produce the same hash (one at each thread), how can we atomically compare 100 byte city strings and correctly do collision-solving (using linear probe, for example - https://nosferalatu.com/SimpleGPU…

    Comment linking /SimpleGPUHashTable.html

    on “The One Billion Row Challenge in CUDA”
  2. Submitted Show HN: A Simple GPU Hash Table as a story · 119 points

    HN discussion
  3. The previous post in the series[1], helpfully linked to in the introduction, has a lot more details of the underlying concepts. It also set my mind wandering to the not-technically-related functional derivatives[2], where you vary the function slightly rather than the argument value. I'm not great at math, but I do love this what-if exploration you can do in math. Due to the various proofs underlying it all it seems…

    Comment linking /DerivativesLogarithmsTransforms.html

    on “Higher Order Derivatives of Transforms”
  4. Submitted Derivatives and Logarithms of 3D Transforms as a story · 105 points

    HN discussion
  5. Don't think I'll ever get used to stars in LaTeX when someone means simple multiplication. The preceding blog post[1] seems to contain the more interesting parts though. This is just (d/dt)^n e^At x = A^n e^At x, which is kind of obvious from the definition of e^At. [1]: https://nosferalatu.com/DerivativesLogarithmsTransforms.html

    Comment linking /DerivativesLogarithmsTransforms.html

    on “Higher Order Derivatives of Transforms”
  6. Submitted Higher Order Derivatives of Transforms as a story · 87 points

    HN discussion
  7. Submitted Laplacian Mesh Smoothing by Throwing Vertices as a story · 42 points

    HN discussion
  8. Submitted Laplacian Mesh Smoothing by Throwing Vertices as a story · 2 points

    HN discussion
  9. Submitted Moving Points with Logarithms and Derivatives as a story · 2 points

    HN discussion
  10. Submitted Derivatives and Logarithms of 3D Transforms as a story · 1 points

    HN discussion
  11. Submitted What's the Logarithm of a 3D Transform? as a story · 1 points

    HN discussion
  12. Submitted Derivatives, Logarithms, and Transforms as a story · 1 points

    HN discussion
  13. Submitted Derivatives, Logarithms, and Transforms as a story · 1 points

    HN discussion

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