From 237ad102fe184db623c993a2faf19bea925c70ad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=A2=81=E6=AD=A3=E6=9D=B0?= <786784022@qq.com>
Date: Thu, 6 Aug 2020 21:59:36 +0800
Subject: [PATCH] jie

---
 diushu.java | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 diushu.java

diff --git a/diushu.java b/diushu.java
new file mode 100644
index 0000000..2ac319a
--- /dev/null
+++ b/diushu.java
@@ -0,0 +1,9 @@
+package open;
+
+public class duishu {
+
+	public double duishu(double a,double b) {
+		return Math.log(a)/Math.log(a);
+	}
+
+}
\ No newline at end of file