diff --git a/.classpath b/.classpath
new file mode 100644
index 00000000..1247f9fa
--- /dev/null
+++ b/.classpath
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 00000000..b83d2226
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target/
diff --git a/.project b/.project
new file mode 100644
index 00000000..ef506eb9
--- /dev/null
+++ b/.project
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>travis-ci-tutorial-java</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+	</natures>
+</projectDescription>
diff --git a/.settings/org.eclipse.jdt.core.prefs b/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 00000000..a3b98fd0
--- /dev/null
+++ b/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,8 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
+org.eclipse.jdt.core.compiler.release=disabled
+org.eclipse.jdt.core.compiler.source=1.7
diff --git a/.settings/org.eclipse.m2e.core.prefs b/.settings/org.eclipse.m2e.core.prefs
new file mode 100644
index 00000000..f897a7f1
--- /dev/null
+++ b/.settings/org.eclipse.m2e.core.prefs
@@ -0,0 +1,4 @@
+activeProfiles=
+eclipse.preferences.version=1
+resolveWorkspaceProjects=true
+version=1
diff --git a/.travis.yml b/.travis.yml
index a46bfb85..a32fd709 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,6 @@ jdk:
 notifications:
   email:
     recipients:
-      - ldeng@towson.edu
+      -gracewilson34@yahoo.com
     on_success: always # default: change
     on_failure: always # default: always
diff --git a/src/main/java/travis_ci_tutorial_java/SimpleCalculator.java b/src/main/java/travis_ci_tutorial_java/SimpleCalculator.java
index a768b9a2..61833856 100755
--- a/src/main/java/travis_ci_tutorial_java/SimpleCalculator.java
+++ b/src/main/java/travis_ci_tutorial_java/SimpleCalculator.java
@@ -4,4 +4,10 @@ public class SimpleCalculator {
 	public int add(int a, int b) {
 		return a + b;
 	}
+	public int sub(int a, int b) {
+		return a - b;
+	}
+	public int multiply(int a, int b) {
+		return a * b;
+	}
 }
diff --git a/src/test/java/travis_ci_tutorial_java/SimpleCalculatorTest.java b/src/test/java/travis_ci_tutorial_java/SimpleCalculatorTest.java
index 9c578eb9..70e98742 100755
--- a/src/test/java/travis_ci_tutorial_java/SimpleCalculatorTest.java
+++ b/src/test/java/travis_ci_tutorial_java/SimpleCalculatorTest.java
@@ -5,10 +5,23 @@
 import static org.junit.Assert.*;
 import org.junit.*;
 
-public class SimpleCalculatorTest {
+public class SimpleCalculatorTest
+{
 	@Test
-	public void testAdd() {
+	public void testAdd() 
+	{
 		SimpleCalculator calc = new SimpleCalculator();
 		assertEquals(calc.add(1, 1), 2);
 	}
+	public void testSub() 
+	{
+		SimpleCalculator calc = new SimpleCalculator();
+		assertEquals(calc.add(1, 1),1);
+	}
+	public void testMultiply() 
+	{
+		SimpleCalculator calc = new SimpleCalculator();
+		assertEquals(calc.add(1, 1), 1);
+	}
 }
+
diff --git a/target/classes/travis_ci_tutorial_java/SimpleCalculator.class b/target/classes/travis_ci_tutorial_java/SimpleCalculator.class
index aadae118..8ce17f7c 100644
Binary files a/target/classes/travis_ci_tutorial_java/SimpleCalculator.class and b/target/classes/travis_ci_tutorial_java/SimpleCalculator.class differ
diff --git a/target/test-classes/travis_ci_tutorial_java/SimpleCalculatorTest.class b/target/test-classes/travis_ci_tutorial_java/SimpleCalculatorTest.class
index f6880b57..043f3f69 100644
Binary files a/target/test-classes/travis_ci_tutorial_java/SimpleCalculatorTest.class and b/target/test-classes/travis_ci_tutorial_java/SimpleCalculatorTest.class differ