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Computer Science
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Computer Science
@CompSciFact
Daily tweets about computer science and related stuff @JohnDCook.
JohnDCook.com
Joined November 2010
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  • user avatar
    Computer Science
    @CompSciFact
    16h
    The number of unlabeled rooted trees with n notes also equals the number of ways to arrange n-1 non-overlapping circles.
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    5K
  • user avatar
    Computer Science
    @CompSciFact
    17h
    Counting rooted trees johndcook.com/blog/2026/08/0…
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    5.3K
  • user avatar
    Computer Science
    @CompSciFact
    Jul 31
    Order theory for computer scientists matt.might.net/articles/parti…
    8.1K
  • user avatar
    Computer Science
    @CompSciFact
    Jul 31
    In automatic differentiation, forward mode is also called tangent mode. Reverse mode is also called cotangent or adjoint mode.
    8K
  • user avatar
    Computer Science
    @CompSciFact
    Jul 30
    Floating point numbers are a leaky abstraction
    johndcook.com
    Floating point numbers: a leaky abstraction
    Knowing the details of how floating point numbers are implemented can help you avoid problems with them.
    7.9K
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