def present_impossible

bendtorch-core@0.1.0.0 · src/tensor/transform_PROOF.bend:1218

import Base
import bendtorch-core@0.1.0.0/src/shape/core.bend as Shape
import bendtorch-core@0.1.0.0/src/tensor/core.bend as Core

1218def present_impossible(-shape: Shape.Shape, -tensor: Core.Tensor<shape>, -index: U32, -empty: Empty) -> PresentObservation<shape, tensor, index>:
1219  PresentObservation{Empty.absurd(F32, empty),
1220    Empty.absurd({Core.checked_observe(shape, tensor, index) == Some{Empty.absurd(F32, empty)} : Maybe<&2, F32>}, empty)}