1 files changed, 6 insertions, 0 deletions
diff --git a/include/usr/math.h b/include/usr/math.h
new file mode 100644
index 0000000..d3f9591
--- /dev/null
+++ b/include/usr/math.h
@@ -0,0 +1,6 @@
+#ifndef USR_MATH_H
+#define USR_MATH_H
+
+unsigned long sqrt_rnd(unsigned long square);
+
+#endif