set Up Search
fun setUpSearch(aFunction: FunctionIfc, anInterval: Interval, anInitialPoint: Double = (anInterval.lowerLimit + anInterval.upperLimit) / 2.0)
The interval must have a root for the function and the initial point must be within the interval
Parameters
an Interval
the interval to change to
an Initial Point
the initial point within the interval, default is the mid-point of the interval