diff --git a/Math.java b/Math.java
new file mode 100644
index 0000000..b3fc7bb
--- /dev/null
+++ b/Math.java
@@ -0,0 +1,28 @@
+public class Math {
+    static final double SpeedLIGHT = 2.99792458E8D;
+    static final double e = 2.718281D;
+    static final double Y = 0.577D;
+
+   
+
+    static int KvadratTwoNumber(int a, int b) {
+        int i = a * b;
+        return i;
+    }
+
+    static int SummaTwoNumber(int a, int b) {
+        int i = a + b;
+        return i;
+    }
+
+    static int DivideTwoNumber(int a, int b) {
+        int i = a / b;
+        return i;
+    }
+
+    static int MinusTwoNumber(int a, int b) {
+        int i = a - b;
+        return i;
+    }
+}
+//