From ef36211b865c460401680a1ffea72650ddbd3a4d Mon Sep 17 00:00:00 2001
From: zhouhengning <2209504338@qq.com>
Date: Fri, 7 Aug 2020 19:22:05 +0800
Subject: [PATCH] cal4.java

---
 cal4.java | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 cal4.java

diff --git a/cal4.java b/cal4.java
new file mode 100644
index 0000000..81abca3
--- /dev/null
+++ b/cal4.java
@@ -0,0 +1,9 @@
+package opencv;
+
+import java.util.*;;
+
+public class Log {
+	public static double log(double a) {
+		return Math.log(a);
+		}
+}
\ No newline at end of file