The time signature of the largo introduction is common time, otherwise known as, simple quadruple; the time signature changes at bar 64 to known as alla breve or cut common time, simple duple; The tempo changes frequently throughout, The piece starts at a slow largo tempo, although becoming more lively from bar 17, A new tempo of Allegro agitato e appassionto assai is established at bar 64; The rhythms are highly varied throughout, The piece starts with a bar entirely made up of quaver triplets, Crotchet triplets appear at bar 358, Sextuplet semiquavers are present at bar 17, The idée fixe begins with an anacrusis, bar 714; Rests and rests with pauses are used in the Introduction to fragment the melodic line with silence and to create a feeling of uncertainty, At bar 229 there are over three bars of silence before starting the recapitulation section; The movement concludes with rhythms of longer duration – tied semibreves, bar 511; Examples of cross-rhythms (e.g. bar 29 or bar 60), Syncopation is added for dramatic effect (e.g. bars 43–45), Moto perpetuo crotchets are a feature in bars 198–227