diff --git a/pymatbridge/matlab/util/isrow.m b/pymatbridge/matlab/util/isrow.m
new file mode 100644
index 0000000..767adef
--- /dev/null
+++ b/pymatbridge/matlab/util/isrow.m
@@ -0,0 +1,14 @@
+function Y = isrow(X)
+%
+% ISROW    True for row vectors.
+%
+%   Y = ISROW(X) returns logical 1 if X is a row vector, 0 otherwise.
+%   ISROW returns 1 for scalars also.
+%
+%
+
+if ndims(X)==2 & size(X,1)==1 & size(X,2)>=1
+   Y = logical(1);
+else
+   Y = logical(0);
+end
\ No newline at end of file