Is Rashi on the Rif the same as the one in the Gemara? If it is, why is it put there? If its not, then why did Rashi write a different pirush on the Rif, and does it have a different Derech then ...
Rabbi Isaac Alfasi's summary of tractate Niddah is hidden in masechet Shevuot. Why is it buried in maseches Shevuos?
Where inside tractate Nidda can I find R' Isaac Alfasi's commentary on the tractate? I looked in hebrewbooks.org's 685-page tractate-Niddah PDF but couldn't find it.