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Permanency encoding. Allows preserving concentration levels for a specified entity. Permanency can also be inhibited.

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Artur Meski
2016-03-02 18:09:07 +01:00
parent 6ab5304628
commit 02606e32bf
4 changed files with 53 additions and 15 deletions
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20
smtcheckerrsc.py
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@@ -87,6 +87,10 @@ class SmtCheckerRSC(object):
if prod_entity in self.rs.meta_reactions:
meta_reactions = self.rs.meta_reactions[prod_entity]
permanency_inhibition = []
if prod_entity in self.rs.permanent_entities:
permanency_inhibition = self.rs.permanent_entities[prod_entity]
if rcts_for_prod_entity == [] and meta_reactions == []:
return simplify(self.v[level+1][prod_entity] == 0) # this should never happen
@@ -174,6 +178,22 @@ class SmtCheckerRSC(object):
enc_rct_prod = simplify(Or(enc_rct_prod, And(enc_reactants, enc_inhibitors, enc_products)))
# -----------------------------------------------------------------------------
if not permanency_inhibition == []:
enc_reactants = And(self.v[level][prod_entity] >= concentration, self.v_ctx[level][prod_entity] >= concentration)
enc_inhibitors = True
for inhibitor,concentration in permanency_inhibition:
enc_inhibitors = simplify(And(enc_inhibitors,
And(self.v[level][inhibitor] < concentration, self.v_ctx[level][inhibitor] < concentration)))
enc_products = simplify(self.v[level+1][prod_entity] == \
If(self.v[level][prod_entity] > self.v_ctx[level][prod_entity],self.v[level][prod_entity],self.v_ctx[level][prod_entity]))
enc_enabledness = simplify(Or(enc_enabledness), And(enc_reactants, enc_inhibitors))
enc_rct_prod = simplify(Or(enc_rct_prod, And(enc_reactants, enc_inhibitors, enc_products)))
# -----------------------------------------------------------------------------
enc_when_to_produce_zero_conc = simplify(And(Not(enc_enabledness), self.v[level+1][prod_entity] == 0))