m.<a href="../../../../../org/apache/commons/math3/transform/FastHadamardTransformer.html" title="class in org.apache.commons.math3.transform"><span class="strong">FastHadamardTransformer</span></a> (implements org.apache.commons.math3.transform.<a href="../../../../../org/apache/commons/math3/transform/RealTransformer.html" title="interface in org.apache.commons.math3.transform">RealTransformer</a>, java.io.<a href="http://docs.oracle.com/javase/6/docs/api/java/io/Serializable.html?is-external=true" title=