def owner_length_done

bendtorch-core@0.1.0.0 · src/tensor/metadata_contract.bend:55

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape
import bendtorch-core@0.1.0.0/src/storage/main.bend as Storage
import bendtorch-core@0.1.0.0/src/storage/LAWS.bend as StorageLaws
import bendtorch-core@0.1.0.0/src/tensor/core.bend as Core
import bendtorch-core@0.1.0.0/src/tensor/lifecycle.bend as Lifecycle
import bendtorch-core@0.1.0.0/src/tensor/observation.bend as Observation
import bendtorch-core@0.1.0.0/src/tensor/read_contract.bend as Reads

55def owner_length_done(+shape: Shape.Shape, +fill: F32, -valid: {Lifecycle.logical_length(StorageLaws.created(Shape.count(shape), fill)) == Shape.logical_numel(Shape.dimensions(shape)) : Nat}) ->
56  {Observation.length_owner_length(shape, Done{Core.TTensor{StorageLaws.created(Shape.count(shape), fill), valid}}) == Some{Shape.logical_numel(Shape.dimensions(shape))} : Maybe<&2, Nat>}:
57  Equal.cong(Nat, Maybe<&2, Nat>, number => Some{number}, Observation.length_owner_length_pair(shape, Core.length(shape, Core.TTensor{StorageLaws.created(Shape.count(shape), fill), valid})), Shape.logical_numel(Shape.dimensions(shape)),
58    Equal.trans(Nat, Observation.length_owner_length_pair(shape, Core.length(shape, Core.TTensor{StorageLaws.created(Shape.count(shape), fill), valid})), Lifecycle.length_owner(Storage.length(StorageLaws.created(Shape.count(shape), fill))), Shape.logical_numel(Shape.dimensions(shape)),
59      owner_length_projection(shape, StorageLaws.created(Shape.count(shape), fill), valid, Storage.length(StorageLaws.created(Shape.count(shape), fill)), {==}),
60      Equal.trans(Nat, Lifecycle.length_owner(Storage.length(StorageLaws.created(Shape.count(shape), fill))), Lifecycle.logical_length(StorageLaws.created(Shape.count(shape), fill)), Shape.logical_numel(Shape.dimensions(shape)),
61        Lifecycle.length_preserved(StorageLaws.created(Shape.count(shape), fill)), Reads.created_exact(shape, fill))))