The "boogie-woogie" passage in the second movement of Beethoven's Op. 111 is not strictly speaking a dotted rhythm.Perhaps Beethoven's most obsessive use of dotted rhythm is in the Grosse Fuge that closes his Op. 130 string quartet.The notion that either Schumann or Chopin O/Dd on dotted rhythms in their music has never occurred to me and, now that the topic has been raised, it still doesn't...