any Expression
true if and only if this and that are structurally-equal Expressions, as defined in the PS3 handout
a parsable representation of this expression, such that for all e:Expression, e.equalValue(Expression.parse(e.toString()))
Generated using TypeDoc
An immutable data type representing an image expression, as defined in the PS3 handout.
PS3 instructions: this is a required ADT interface. You MUST NOT change its name or the names or type signatures of existing methods or functions. You may, however, add additional methods or classes, or strengthen the specs of existing methods.