def lists_120

bendtorch-core@0.1.0.0 · src/tensor/axis_algebra.bend:599

import Base

599def lists_120(-A: Data, +items: List<&2, A>, length: {List.length(&2, A, items) == 3n : Nat}) -> ListFacts<A, 3n, [1n, 2n, 0n], items>:
600  match items:
601    case Nil{}:
602      Empty.absurd(ListFacts<A, 3n, [1n, 2n, 0n], Nil{}>, nat_clash(0n, 3n, length, {==}))
603    case +x0 <> Nil{}:
604      Empty.absurd(ListFacts<A, 3n, [1n, 2n, 0n], x0 <> Nil{}>, nat_clash(1n, 3n, length, {==}))
605    case +x0 <> +x1 <> Nil{}:
606      Empty.absurd(ListFacts<A, 3n, [1n, 2n, 0n], x0 <> x1 <> Nil{}>, nat_clash(2n, 3n, length, {==}))
607    case +x0 <> +x1 <> +x2 <> Nil{}:
608      Lists{{==}, {==}, {==}, {==}, {==}, {==}}
609    case +x0 <> +x1 <> +x2 <> +x3 <> +tail:
610      Empty.absurd(ListFacts<A, 3n, [1n, 2n, 0n], x0 <> x1 <> x2 <> x3 <> tail>, nat_clash(4n+List.length(&2, A, tail), 3n, length, {==}))