diff --git a/zhishu.txt b/zhishu.txt
new file mode 100644
index 0000000..990c6ce
--- /dev/null
+++ b/zhishu.txt
@@ -0,0 +1,9 @@
+public class zhishu {
+
+	public double zhishu(double a) {
+		return Math.pow(Math.E,a);
+		
+	}
+	
+
+}