org.matheclipse.core.patternmatching

Class OrderlessStepVisitor

java.lang.Object

org.matheclipse.combinatoric.AbstractListStepVisitor<IExpr>

org.matheclipse.core.patternmatching.FlatStepVisitor

org.matheclipse.core.patternmatching.FlatOrderlessStepVisitor

org.matheclipse.core.patternmatching.OrderlessStepVisitor

All Implemented Interfaces:

org.matheclipse.combinatoric.IStepVisitor

public class OrderlessStepVisitor
extends FlatOrderlessStepVisitor
implements org.matheclipse.combinatoric.IStepVisitor

This visitor is used in an MultisetPartitionsIterator to match orderless expressions in pattern matching.

See Also:

PatternMatcher, MultisetPartitionsIterator

Field Summary

Fields inherited from class org.matheclipse.core.patternmatching.FlatOrderlessStepVisitor

multiset

Fields inherited from class org.matheclipse.core.patternmatching.FlatStepVisitor

fLhsPatternAST, fOneIdentity, fPatternMap, fSymbol, patternValues, stackMatcher

Fields inherited from class org.matheclipse.combinatoric.AbstractListStepVisitor

array, list

Constructor Summary

Constructors

Constructor and Description
OrderlessStepVisitor(ISymbol sym, IAST lhsPatternAST, IAST lhsEvalAST, PatternMatcher.StackMatcher stackMatcher, PatternMap patternMap, boolean oneIdentity) This visitor is used in an MultisetPartitionsIterator to match orderless expressions in pattern matching.

Method Summary

Modifier and Type	Method and Description
protected boolean	matchSinglePartition(int[][] result, PatternMatcher.StackMatcher stackMatcher) Match a single partition combination

Methods inherited from class org.matheclipse.core.patternmatching.FlatOrderlessStepVisitor

getMultisetArray

Methods inherited from class org.matheclipse.core.patternmatching.FlatStepVisitor

visit

Methods inherited from class org.matheclipse.combinatoric.AbstractListStepVisitor

visit

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.matheclipse.combinatoric.IStepVisitor

getMultisetArray, visit, visit

Constructor Detail

OrderlessStepVisitor

public OrderlessStepVisitor(ISymbol sym,
                            IAST lhsPatternAST,
                            IAST lhsEvalAST,
                            PatternMatcher.StackMatcher stackMatcher,
                            PatternMap patternMap,
                            boolean oneIdentity)

This visitor is used in an MultisetPartitionsIterator to match orderless expressions in pattern matching. The lhsPatternAST.size() must be equal to lhsEvalAST.size().

See Also:

PatternMatcher, MultisetPartitionsIterator

Method Detail

matchSinglePartition

protected boolean matchSinglePartition(int[][] result,
                                       PatternMatcher.StackMatcher stackMatcher)

Description copied from class: FlatStepVisitor

Match a single partition combination

Overrides:

matchSinglePartition in class FlatStepVisitor

Returns: