The standard early 19th century European university liberal education which included courses in Classical Literature, History, Mathematics, Philosophy, Politics, Economics, Theology, Natural Philosophy (i.e. Natural Sciences, especially physical science)*, either Latin, Greek or French.and what he studied there? How he use his education with his rapier close combats? Or talks with enemies? Swashbuckler can be educated, but it isn't base to be a swashbuckler.
*Examples of sciences included within Natural Philosophy included astronomy, chemistry, geology, mechanics (Newtonian Physics), optics, and any other "modern" scientific developments prior to 1821- which includes hydraulics, hydrostatics, and perhaps electrostatics, magnetostatics (the latter two were already part of the Scottish University curriculum by the mid 19th century).