• Top
  • Documentation
  • Books
  • Boolean-reasoning
  • Projects
  • Debugging
  • Std
  • Proof-automation
  • Macro-libraries
  • ACL2
  • Interfacing-tools
  • Hardware-verification
  • Software-verification
    • Kestrel-books
      • Crypto-hdwallet
      • Apt
      • Error-checking
      • Fty-extensions
      • Isar
      • Kestrel-utilities
      • Soft
      • Bv
      • Imp-language
      • C
      • Event-macros
      • Java
      • Bitcoin
      • Ethereum
        • Mmp-trees
        • Semaphore
        • Database
        • Cryptography
        • Rlp
        • Transactions
        • Hex-prefix
        • Basics
          • Byte-arrays
          • Bytes
          • Words
          • Nibbles
          • Scalars
          • Nibble-arrays
        • Addresses
      • Yul
      • Zcash
      • ACL2-programming-language
      • Prime-fields
      • Json
      • Syntheto
      • File-io-light
      • Number-theory
      • Cryptography
      • Lists-light
      • Builtins
      • Axe
      • Solidity
      • Helpers
      • Htclient
      • Typed-lists-light
      • Arithmetic-light
    • X86isa
    • Axe
    • Execloader
  • Math
  • Testing-utilities

• Basics

Nibbles

Nibbles.

[YP:C] describes \mathbb{Y} as the set of sequences of nibbles, i.e. half bytes. [YP] does not use any specific symbol for the set of nibbles (unlike \mathbb{O} for the set of bytes [YP:B]). We use the library type nibble to model the set of nibbles.