Honda, M.Kao, Y.Okamura, NaotoshiTakeuchi, Tatsu2018-02-192018-02-192006http://hdl.handle.net/10919/82173We present simple analytical approximations to matter-effect corrected effective neutrino mixing-angles and effective mass-squared-differences. The expressions clarify the dependence of oscillation probabilities in matter to the mixing angles and mass-squared-differences in vacuum, and are useful for analyzing long-baseline neutrino oscillation experiments.In CopyrightArticle - RefereedTakeuchi, T [0000-0002-3594-5149]