Ex4 - Q3

src/main/java/formula/FormulaCalculator.java

+package formula;
+
+public class FormulaCalculator {
+
+    public static void generatePoints(Formula formula, Variable variable, double startValue, double endValue, double step) {
+        for (double i = startValue; i <= endValue; i += step) {
+            variable.set(i);
+            System.out.println(i + " " + formula.asValue());
+        }
+    }
+}