--- In quizbowl_at_yahoogroups.com, jpahk <no_reply_at_y...> wrote: > --- In quizbowl_at_yahoogroups.com, jp_lien <no_reply_at_y...> wrote: > > In the name of balance let me say that the question on surjective > > mappings was mmm, tasty. > > augh. i appreciated the existence of such a question on a theoretical > level, but the actual question was rather grieviously flawed. it > began with something like "On the real line, this property applies to > the functions x cubed minus x and tangent of x, but not to e to the > x." this lead-in caused an opponent to buzz in and say "oddness," > which is a very good answer at this point. (actually he may have > buzzed before e to the x, but that's irrelevant.) why was x^3-x > chosen instead of saying "any cubic polynomial" (since all cubics are > surjective)? it definitely wasn't 100% clear that the answer > was "oddness" at the point where he buzzed, but the functions chosen > did have that property in common and it jumped out a little more than > surjective. certainly it wasn't incorrect, but it was misleading, and > qualified as a hose nevertheless. i felt bad for my opponent, but > then they won the match anyway, and i felt worse. :) I also buzzed with "odd" after x^3 - x and tan(x) were given. Needless to say, I was quite annoyed when I was awarded my third -5 of the match and ended up losing. Roman Garnett
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