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now can verify answer (quadratic equation)
authorokimoto <okimoto@good-day.co.jp>
Thu, 18 Mar 2010 06:35:28 +0000 (15:35 +0900)
committerokimoto <okimoto@good-day.co.jp>
Thu, 18 Mar 2010 06:35:28 +0000 (15:35 +0900)
commit1e4b9a4594fe213dcd57bdcb2977ad4b0d22f92e
tree40c053239c17b63c9abfac24a80c5beb50fad21d
parent350e1d59e3d7856d747a7d4e31f8fce0710c983f
now can verify answer (quadratic equation)
app/models/learning_result.rb