诱导映射的半开性

• 作 者: 黄先玖 曾凡平 张更容
• 机 构: College of Math. and Inform. Sci., Guangxi Univ.,Nanning 530004,China;Dept. of Math., Nanchang Univ.
• 出 处: 高校应用数学学报B辑
• 发表日期: 2005年1期
• 关键词: Continuum hyperspace induced mapping semi-openness almost open

Given a mapping f between continua.Let 2f and C(f) mean the induce d mappings between hyperspaces.Relations are studied under the conditions:f is semi-open(almost open,respectively),2f is semi-open(almost open,respe ctively) and C(f) is semi-open(almost open,respectively).