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- From parallel waves: Ends facing out face down the line and circulate once. Ends facing in circulate once and face in toward the center of the set. Centers facing in circulate once and face in toward the center of the set. Centers facing out face down the line and circulate once. Finishes in parallel waves perpendicular to starting waves. Ends remain ends and centers remain centers. Right hand waves remain right hand waves and left hand waves remain left hand waves.
- Lee Kopman 1973
