diff --git a/src/logarithmus.c b/src/logarithmus.c
new file mode 100644
index 0000000..a99e0d9
--- /dev/null
+++ b/src/logarithmus.c
@@ -0,0 +1,4 @@
+#include <stdio.h>
+#include <limits.h>
+
+#include "logarithmus.h"
\ No newline at end of file
diff --git a/src/logarithmus.h b/src/logarithmus.h
new file mode 100644
index 0000000..2c70dc1
--- /dev/null
+++ b/src/logarithmus.h
@@ -0,0 +1,4 @@
+#ifndef LOGARITHMUS_H_H
+#define LOGARITHMUS_H
+
+#endif // exponent.h
\ No newline at end of file
diff --git a/test/test_logarithmus.c b/test/test_logarithmus.c
new file mode 100644
index 0000000..2228e3d
--- /dev/null
+++ b/test/test_logarithmus.c
@@ -0,0 +1,15 @@
+#ifdef TEST
+
+#include "unity.h"
+
+#include "logarithmus.h"
+
+void setUp(void)
+{
+}
+
+void tearDown(void)
+{
+}
+
+#endif // TEST
\ No newline at end of file