lemon.external.gadfly.semantics.BoundExpression

Package lemon :: Package external :: Package gadfly :: Module semantics :: Class BoundExpression

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Class BoundExpression

SimpleRecursive --+
                  |
                 BoundExpression

Known Subclasses:: BoundAddition, BoundAttribute, BoundDivision, BoundMinus, BoundMultiplication, BoundSubtraction, Constant

superclass for all bound expressions.
except where overloaded expressions are binary
with self.left and self.right

Method Summary
	`__init__(self, left, right)`
	`__add__(self, other)`
	`__coerce__(self, other)`
	`__div__(self, other)`
	`__mul__(self, other)`
	`__neg__(self)`
	`__repr__(self)`
	`__sub__(self, other)`
	`attribute(self)`
	`domain(self)`
	`equate(self, other)` return predicate equating self and other.
	`initargs(self)`
	`le(self, other)` predicate self<=other...
	`lt(self, other)` predicate self<other...
	`relbind(self, dict, db)`
	`uncache(self)` prepare for execution, clear cached data.
Inherited from SimpleRecursive
	`demarshal(self, args)`
	`marshaldata(self)`

Class Variable Summary
`int`	`contains_aggregate` = 0

Method Details

return predicate equating self and other.
Overload for special cases, please!

predicate self<=other

predicate self<other

prepare for execution, clear cached data.

Class Variable Details

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