W64.isqrt: def of bend-collections-laws-math@1.0.0.0
Import: import bend-collections-laws-math@1.0.0.0/src/math/w64.bend as W64
Lines 519-520 of bend-collections-laws-math@1.0.0.0/src/math/w64.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-math@1.0.0.0/src/math/w64.bend&start_line=519&end_line=520

import Base
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as W

def isqrt(+n: W.U64) -> W.U64:
  isqrt_pick(n, U32.is_zero(hi(n)))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_zero
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/u64.bend&name=U64
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/w64.bend&name=hi
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-math@1.0.0.0/src/math/w64.bend&name=isqrt_pick