diff --git a/sqrt_laurent.m b/sqrt_laurent.m
new file mode 100644
index 0000000000000000000000000000000000000000..86c264d213158b5dab4f7928aaecfe1d1975fde3
--- /dev/null
+++ b/sqrt_laurent.m
@@ -0,0 +1,3 @@
+function s = sqrt_laurent(a)
+    s = sqrt(a);
+end