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<body class='hmmessage'><div dir='ltr'><br>A couple of years ago Scott Rickard interpreted an exponential Welch-Costas array of order 88 together with a Golomb ruler for its timeline as a piece of piano music in which no two directed pitch intervals between equidistant notes are the same. He presented his piece in a TEDx talk as 'the ugliest music in the world', <i>because</i>, supposedly, it was free of discernible patterns and repetitions<br><br>But how 'pattern free' and 'void of structure' <i>is</i> Scott's 'Perfect Ping' really? <br><br>That's the subject of this long & 'mathy' write-up. <br><br>On permutations, gracefulness, classiness, Pohlman Mallalieu's 'famous' all interval 12 tone row and a bunch of cowbells dropping down the stairs ... <br>A de-construction ...<br><br><a href="http://www.harsmedia.com/SoundBlog/Archief/00814.php" target="_blank">http://www.harsmedia.com/SoundBlog/Archief/00814.php</a><br><br>HS<br> </div></body>
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