4 ms·

What sort of real world use case adds large numbers like this?

• commandlinefan 6y ago
  public-key crypto.
  • cirno 6y ago
    And djb's implementations of Ed25519, Curve25519 use this exact radix 2^51 trick.
    • mratsim 6y ago
      Actually on 32-bit it uses a 2^25.5 radix, some are 2^26-bit limbs and others are 2^25.
      • cirno 6y ago
        I was meaning on 64-bit, but it's good to clarify that, thank you.
• Y_Y 6y ago
  hn upvotes
  • saagarjha 6y ago
    Hacker News is a bit too small for that