Sequency Ordered Walsh Functions $S22) (Algorithm 390) CACM August, 1970 Hubner, H. Walsh functions, sequency ordered Walsh functions 5.12 5.13 CA700810 JB February 10, 1978 3:20 PM 2011 4 2011 2011 5 2011 2011 5 2011 2011 5 2011 2012 5 2011