A
compare
b. 26
Omission of the accent in the editions is one of these numerous situations in which it is uncertain whether we are dealing with a common error or Chopin's proofreading. According to us, the 1st possibility is more plausible.
Compare the passage in the sources »
category imprint: Differences between sources
issues: Inaccuracies in FE
notation: Articulation, Accents, Hairpins