於此計劃吾人將研究一維有界域上 Emden-Fowler 型半線性波方程式解之存在唯一性與其解存在之最長存活時間. In this research we will study the existence and uniqueness of solutions of some particular semilinear wave equations of Emden-Fowler in bounded domain in 1-space dimension and also study the life-span of solutions of such a type equation.