melrōse musical expression player

// used in TestProcessLanguageTest // n = note('16.e_++').S() // computes sequence s = sequence('(c 8d#--) c0').S() c = chord('c#/m').S() p = chordsequence('b_/maj').S() i = iterator(1,2,3) pitch(i,n).S() j = join(note('c'), sequence('d e f')) joinmap('1 2 (1 2)',j).S() // listen //rec = note('c') //call = play(repeat(2,rec)) //doit = listen(1,rec,call) //begin(doit)