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Modular Arithmetic Basics

fundamentals.modular-arithmetic

Modular arithmetic is clock-style math over a fixed modulus and is the base of Bitcoin signature calculations. It defines addition, subtraction, and multiplication inside finite fields.

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Curated resources (3)

• Mastering Bitcoin: Keys and Addresses (article) Introduces modular arithmetic in the context of Bitcoin keys and signatures.
• Bitcoin Core Academy: Script (article) Shows arithmetic and numeric constraints in Bitcoin Script execution.
• Bitcoin Dev Network: A Primer for Libbitcoin (article) Practical engineering context that links math primitives to implementation details.

Direct prerequisites (0)

• None

Direct dependents (2)

• Finite Fields
• Modular Exponentiation

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