TonyBai

Feb 3, 2026 · Fundamentals

Unmasking the Algorithm Myth: Russ Cox’s 15‑Year Quest to Simplify Float‑to‑Decimal Conversion

Russ Cox revisits the half‑century‑old challenge of converting binary floating‑point numbers to shortest, correct decimal strings, presenting a new unrounded‑scaling algorithm that outperforms Dragonbox and Ryū while remaining simple, and explains its integration into Go 1.27 with detailed benchmarks and proofs.