| Represents a formula variable as defined in the SMT-Lib specification, and specialized
in the (QF_)AUFLIA sublogic.
Thereby a formula variable is a variable, i.e. an identifier able to respresent an arbitrary
formula. An identifier is considered (syntactically) legal in (QF_)AUFLIA if it begins with a
letter and consists only of letters, digits and the characters '.' , '_' and '''
(single quotation mark).
FormulaVariable are immutable; their attribute values cannot be changed after they are created.
author: akuwertz version: 1.3, 12/09/2005 (Adjustments to superclass V1.5) |