Environment:      Siren
Superclass:         Siren.Function
Category:         Music-Functions
Instance variables:   operandL operandR operation
Indexed variables:   objects

accessing

at: anIndex
   Answer the value at the given index (between 0 and 1 -or- 1 and data size).

operandL: aFcn
   

operandR: aValue
   

operation
   

operation: aValue
   

MetaClass:         FunctionGraph class

examples

example
   Open the sum of a triangle and a sine

instance creation

opL: opL opR: opR operation: op
   Answer a new function graph