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Only discard when top is in the right subalgebra or bottom is in the left

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Brandon Rozek 2024-11-12 15:18:57 -05:00
parent f057ba64fc
commit 30ad57c867
2 changed files with 17 additions and 27 deletions
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18
vsp.py
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@ -145,30 +145,28 @@ def has_vsp(model: Model, interpretation: Dict[Operation, ModelFunction]) -> VSP
continue
# NOTE: Optimization
# if either subalgebra contains top or bottom, move
# onto the next pair
if top is not None and (top in xs or top in ys):
# If the left subalgebra contains bottom
# or the right subalgebra contains top
# skip this pair
if top is not None and top in ys:
continue
if bottom is not None and (bottom in xs or bottom in ys):
if bottom is not None and bottom in xs:
continue
# Compute the closure of all operations
# with just the xs
carrier_set_left: Set[ModelValue] = model_closure(xs, model.logical_operations, top, bottom)
carrier_set_left: Set[ModelValue] = model_closure(xs, model.logical_operations, bottom)
# Save to cache
if cached_xs[0] is not None and not cached_ys[1]:
closure_cache.append((orig_xs, carrier_set_left))
if top is not None and top in carrier_set_left:
continue
if bottom is not None and bottom in carrier_set_left:
continue
# Compute the closure of all operations
# with just the ys
carrier_set_right: Set[ModelValue] = model_closure(ys, model.logical_operations, top, bottom)
carrier_set_right: Set[ModelValue] = model_closure(ys, model.logical_operations, top)
# Save to cache
if cached_ys[0] is not None and not cached_ys[1]:
@ -176,8 +174,6 @@ def has_vsp(model: Model, interpretation: Dict[Operation, ModelFunction]) -> VSP
if top is not None and top in carrier_set_right:
continue
if bottom is not None and bottom in carrier_set_right:
continue
# If the carrier set intersects, then move on to the next
# subalgebra