public class MaxFinder {




public static void main(String[] args) {
double x1, x2, maxvalue;

            System.out.println("This program will find the maximum value of a function in an interval.");
            System.out.println("The function is 2x^4 + x^3 - 3x^2.");
            System.out.println("The interval extends from x1 to x2, inclusive.");

            System.out.print("Enter the value of x1: ");
            x1 = Keyboard.readDouble();
            System.out.print("Enter the value of x2: ");
            x2 = Keyboard.readDouble();

            maxvalue = FindMaxValU.FindMaxValU(x1, x2);
            System.out.println("Max value is " + Math.round(maxvalue*100.0)/100.0);
            }
        }