diff --git a/main.py b/main.py
new file mode 100644
index 0000000000000000000000000000000000000000..1349a767d625ef8bf9bfd0d1933c6e164d54b498
--- /dev/null
+++ b/main.py
@@ -0,0 +1,8 @@
+#main
+
+import math as np
+
+def f(x):   
+    return np.sin(x) + 1 + x
+
+