Add the interface NonLinearEquationSolver

Author: niccolotubini

src/main/java/it/geoframe/blogspot/numerical/ode/NestedNewton.java

@@ -24,7 +24,7 @@
  * @author Niccolò Tubini, Giuseppe Formetta
  * 
  */
-public class NestedNewton {
+public class NestedNewton implements NonLinearEquationSolver {
 
 	private double x0;
 

src/main/java/it/geoframe/blogspot/numerical/ode/NewtonRaphson.java

@@ -24,7 +24,7 @@
  * @author Niccolò Tubini, Giuseppe Formetta
  * 
  */
-public class NewtonRaphson {
+public class NewtonRaphson implements NonLinearEquationSolver {
 
 	private double x0;
 

src/main/java/it/geoframe/blogspot/numerical/ode/NonLinearEquationSolver.java

@@ -0,0 +1,32 @@
+/*
+ * GNU GPL v3 License
+ *
+ * Copyright 2021 Niccolò Tubini, Giuseppe Formetta, Riccardo Rigon
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package it.geoframe.blogspot.numerical.ode;
+
+
+/**
+ * @author Niccolò Tubini, Giuseppe Formetta
+ * 
+ */
+public interface NonLinearEquationSolver {
+
+	
+	public double solve( double x, OrdinaryDifferentialEquation ode );
+	
+}