<s>
The	O
Delsarte	B-Error_Name
–	I-Error_Name
Goethals	I-Error_Name
code	I-Error_Name
is	O
a	O
type	O
of	O
error-correcting	B-Error_Name
code	I-Error_Name
.	O
</s>
<s>
A	O
new	O
proof	O
of	O
the	O
properties	O
of	O
the	O
Delsarte	B-Error_Name
–	I-Error_Name
Goethals	I-Error_Name
code	I-Error_Name
was	O
published	O
in	O
1970	O
.	O
</s>
<s>
For	O
r	O
=	O
m/2	O
−1	O
the	O
Delsarte	B-Error_Name
–	I-Error_Name
Goethals	I-Error_Name
code	I-Error_Name
has	O
strength	O
7	O
and	O
is	O
therefore	O
an	O
orthogonal	O
array	O
OA( 	O
.	O
</s>
