CS & Tech Blog

Notes, proofs, and practical references for computer science.

This space collects theory-heavy writeups and technical references.

Bitcoin Heuristics

Behind the scenes of Sherlock Bitcoin: a practical walkthrough of the heuristics used to analyze Bitcoin transactions, score confidence, and explain results.

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Bitcoin Transactions

Comprehensive breakdown of Bitcoin transactions, covering inputs, outputs, locking/unlocking scripts, script types, raw transaction parsing, fees, and real-world examples.

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Church's Thesis

A concise historical and conceptual overview of the Church-Turing thesis and why it still matters in modern CS.

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Pumping Lemma for CFL

Pumping lemma for context-free languages with parse-tree intuition and contradiction examples.

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Pumping Lemma

Formal statement, proof intuition, and contradiction-based usage of the pumping lemma for regular languages.

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Myhill-Nerode Theorem

An intuitive guide to the Myhill-Nerode theorem with DFA minimization steps and worked examples.

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