def lists_1302

bendtorch-core@0.1.0.0 · src/tensor/axis_algebra.bend:1316

import Base

1316def lists_1302(-A: Data, +items: List<&2, A>, length: {List.length(&2, A, items) == 4n : Nat}) -> ListFacts<A, 4n, [1n, 3n, 0n, 2n], items>:
1317  match items:
1318    case Nil{}:
1319      Empty.absurd(ListFacts<A, 4n, [1n, 3n, 0n, 2n], Nil{}>, nat_clash(0n, 4n, length, {==}))
1320    case +x0 <> Nil{}:
1321      Empty.absurd(ListFacts<A, 4n, [1n, 3n, 0n, 2n], x0 <> Nil{}>, nat_clash(1n, 4n, length, {==}))
1322    case +x0 <> +x1 <> Nil{}:
1323      Empty.absurd(ListFacts<A, 4n, [1n, 3n, 0n, 2n], x0 <> x1 <> Nil{}>, nat_clash(2n, 4n, length, {==}))
1324    case +x0 <> +x1 <> +x2 <> Nil{}:
1325      Empty.absurd(ListFacts<A, 4n, [1n, 3n, 0n, 2n], x0 <> x1 <> x2 <> Nil{}>, nat_clash(3n, 4n, length, {==}))
1326    case +x0 <> +x1 <> +x2 <> +x3 <> Nil{}:
1327      Lists{{==}, {==}, {==}, {==}, {==}, {==}}
1328    case +x0 <> +x1 <> +x2 <> +x3 <> +x4 <> +tail:
1329      Empty.absurd(ListFacts<A, 4n, [1n, 3n, 0n, 2n], x0 <> x1 <> x2 <> x3 <> x4 <> tail>, nat_clash(5n+List.length(&2, A, tail), 4n, length, {==}))