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@ -50,25 +50,34 @@ namespace storm { |
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for (auto const& transition : dtmc.getRows(state)) { |
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sum += transition.getValue(); |
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if (!storm::utility::isConstant(transition.getValue())) { |
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// Assert: 0 <= transition <= 1
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if (transition.getValue().denominator().isConstant()) { |
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if (transition.getValue().denominatorAsNumber() > 0) { |
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if (transition.getValue().denominator().constantPart() > 0) { |
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// Assert: nom <= denom
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wellformedConstraintSet.emplace((transition.getValue().nominator() - transition.getValue().denominator()).polynomial(), storm::CompareRelation::LEQ); |
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// Assert: nom >= 0
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wellformedConstraintSet.emplace(transition.getValue().nominator().polynomial(), storm::CompareRelation::GEQ); |
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} else if (transition.getValue().denominatorAsNumber() < 0) { |
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} else if (transition.getValue().denominator().constantPart() < 0) { |
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// Assert nom >= denom
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wellformedConstraintSet.emplace((transition.getValue().nominator() - transition.getValue().denominator()).polynomial(), storm::CompareRelation::GEQ); |
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// Assert: nom <= 0
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wellformedConstraintSet.emplace(transition.getValue().nominator().polynomial(), storm::CompareRelation::LEQ); |
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} else { |
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assert(false); // Should fail before.
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STORM_LOG_ASSERT(false, "Denominator must not equal 0."); |
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} |
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} else { |
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// Assert: denom != 0
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wellformedConstraintSet.emplace(transition.getValue().denominator().polynomial(), storm::CompareRelation::NEQ); |
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wellformedConstraintSet.emplace(carl::FormulaType::ITE, typename ConstraintType<ValueType>::val(transition.getValue().nominator().polynomial(), storm::CompareRelation::GREATER), typename ConstraintType<ValueType>::val(transition.getValue().nominator().polynomial(), storm::CompareRelation::GEQ), typename ConstraintType<ValueType>::val(transition.getValue().nominator().polynomial(), storm::CompareRelation::LEQ)); |
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// Assert: transition >= 0 <==> if denom > 0 then nom >= 0 else nom <= 0
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wellformedConstraintSet.emplace(carl::FormulaType::ITE, typename ConstraintType<ValueType>::val(transition.getValue().denominator().polynomial(), storm::CompareRelation::GREATER), typename ConstraintType<ValueType>::val(transition.getValue().nominator().polynomial(), storm::CompareRelation::GEQ), typename ConstraintType<ValueType>::val(transition.getValue().nominator().polynomial(), storm::CompareRelation::LEQ)); |
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// TODO: Assert: transition <= 1 <==> if denom > 0 then nom - denom <= 0 else nom - denom >= 0
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} |
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graphPreservingConstraintSet.emplace(transition.getValue().nominator().polynomial(), storm::CompareRelation::NEQ); |
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} |
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} |
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STORM_LOG_ASSERT(!storm::utility::isConstant(sum) || storm::utility::isOne(sum), "If the sum is a constant, it must be equal to 1."); |
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if(!storm::utility::isConstant(sum)) { |
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// Assert: sum == 1
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wellformedConstraintSet.emplace((sum.nominator() - sum.denominator()).polynomial(), storm::CompareRelation::EQ); |
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} |
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