<Li> Derek Haylock claims that the opening motif of Ludwig van Beethoven's Symphony No. 5 in C minor, Op. 67 (c. 1804--08), occurs exactly at the golden mean point 0.618 in bar 372 of 601 and again at bar 228 which is the other golden section point (0.618034 from the end of the piece) but he has to use 601 bars to get these figures . This he does by ignoring the final 20 bars that occur after the final appearance of the motif and also ignoring bar 387 . </Li> <P> According to author Leon Harkleroad, "Some of the most misguided attempts to link music and mathematics have involved Fibonacci numbers and the related golden ratio ." </P>

Where is the golden rectangle used in architecture