Bendtorch.ew2_l: def of bendtorch@1.3.0.0
Import: import bendtorch@1.3.0.0/main.bend as Bendtorch
Lines 174-180 of bendtorch@1.3.0.0/main.bend: https://jend.leeeet.dev/read.txt?path=bendtorch@1.3.0.0/main.bend&start_line=174&end_line=180

import Base
import bend-ml-tensor-array@0.1.18.0/main.bend as TA

# a[t] = f(a[t], b[t]): the result replaces a; b comes back unchanged
def ew2_l(~f: @+a: F32 -> @+b: F32 -> F32, nleft: Nat, +t: U32, ra: Array<F32> & F32, rb: Array<F32> & F32) -> TA.P2:
  match nleft ra rb:
    case 0n Tuple{a, v} Tuple{b, w}:
      TA.P2{a, b}
    case 1n+p Tuple{a, +v} Tuple{b, +w}:
      ew2_l(~f, p, (t + 1 : U32), Array.get(F32, Array.set(F32, a, t, f(v, w)), (t + 1 : U32)), Array.get(F32, b, (t + 1 : U32)))

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=bend-ml-tensor-array@0.1.19.0/main.bend&name=P2