Exposition · Mathematics
Operator Inversion and Bauer's Series
A proof of an alternating hypergeometric series evaluation, centered on an algorithmic inversion between two related differential equations.
Tibi Popa
Self-contained notes, proofs, experiments, and essays about mathematics, machine learning, computer science, and related questions.
I write when I have investigated something carefully enough to want a permanent version of it. This is a technical archive, not a posting schedule.
Selected Writing
All writingNote · Mathematics
A Sum of Two Geometric Decays Can Misbehave Only Once
For a two-term geometric sequence, cancellation can interrupt decay, but only near one index.
About
I am a machine-learning engineer and lifelong mathematics enthusiast based in San Francisco. This site is a durable archive for technical work that I have investigated carefully enough to keep in public.
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