Package edu.jas.gbufd
Class OrderedRPairlist<C extends RegularRingElem<C>>
java.lang.Object
edu.jas.gb.OrderedPairlist<C>
edu.jas.gbufd.OrderedRPairlist<C>
- All Implemented Interfaces:
PairList<C>
,Serializable
Pair list management for R-Groebner bases.
Implemented using GenPolynomial, TreeMap and BitSet.
- See Also:
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate static final org.apache.logging.log4j.Logger
protected final RReduction
<C> Fields inherited from class edu.jas.gb.OrderedPairlist
moduleVars, oneInGB, P, pairlist, putCount, red, reduction, remCount, ring, useCriterion4
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Constructor Summary
ConstructorsConstructorDescriptionOrderedRPairlist
(int m, GenPolynomialRing<C> r) Constructor for OrderedRPairlist.Constructor for OrderedRPairlist. -
Method Summary
Modifier and TypeMethodDescriptionboolean
criterion3
(int i, int j, ExpVector eij) GB criterium 3.Remove the next required pair from the pairlist and reduction matrix.
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Field Details
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logger
private static final org.apache.logging.log4j.Logger logger -
rreduction
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Constructor Details
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OrderedRPairlist
Constructor for OrderedRPairlist.- Parameters:
r
- polynomial factory.
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OrderedRPairlist
Constructor for OrderedRPairlist.- Parameters:
m
- number of module variables.r
- polynomial factory.
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Method Details
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removeNext
Remove the next required pair from the pairlist and reduction matrix. Apply the criterions 3 and 4 to see if the S-polynomial is required.- Specified by:
removeNext
in interfacePairList<C extends RegularRingElem<C>>
- Overrides:
removeNext
in classOrderedPairlist<C extends RegularRingElem<C>>
- Returns:
- the next pair if one exists, otherwise null.
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criterion3
GB criterium 3.- Specified by:
criterion3
in interfacePairList<C extends RegularRingElem<C>>
- Overrides:
criterion3
in classOrderedPairlist<C extends RegularRingElem<C>>
- Returns:
- true if the S-polynomial(i,j) is required.
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