A
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According to us, the most likely explanation of the presence of the tie of f1 in the editions is the engraver of GE1 having mistaken the accent for a tie (other possibility is moving the slur written in A over the top voice under the stave). Chopin did not use any of a few opportunities to extend a common note of chords in the entire Tutti (also in the exposition, bars 16-24).
Compare the passage in the sources »
category imprint: Differences between sources
issues: Errors in GE
notation: Rhythm