def output_position

bendtorch-core@0.1.0.0 · src/tensor/elementwise_parallel_proof.bend:463

import Base
import bendtorch-core@0.1.0.0/src/storage/model.bend as Model
import bendtorch-core@0.1.0.0/src/storage/refinement.bend as Refinement
import bendtorch-core@0.1.0.0/src/storage/main.bend as Storage

463def output_position(+depth: Nat, +length: Nat, +index: U32, +valid: {Storage.bounds(depth, length) == True{} : Bool},
464  +inside: {Nat.is_lt(U32.to_nat(index), length) == True{} : Bool}) ->
465  {Nat.add(Model.offset(depth, Refinement.route(depth, index)), 0n) == U32.to_nat(index) : Nat}:
466  Equal.trans(Nat, Nat.add(Model.offset(depth, Refinement.route(depth, index)), 0n), Model.offset(depth, Refinement.route(depth, index)), U32.to_nat(index), add_zero_right(Model.offset(depth, Refinement.route(depth, index))),
467    Equal.sym(Nat, U32.to_nat(index), Model.offset(depth, Refinement.route(depth, index)), output_offset(depth, length, index, valid, inside)))