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Matteo Foglieni
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computer science
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math
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physics
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Blog
2026
Nov 1
Why 0.1 isn't 0.1: floating-point rounding error (part 1)
Oct 18
The algebra of a loan: where the amortization formulas come from
Oct 18
What a loan really costs you
Oct 14
Numerov's method: solving y″ = f without the first derivative
Oct 12
Basics of Numerical Analysis
2025
Apr 26
Rolling my own cubic spline (because Dierckx wouldn't run on the GPU)
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