國立臺灣大學哲學系Department of Philosophy , National Taiwan University劉福增Liu, F.T.F.T.Liu2017-09-082018-05-292017-09-082018-05-291983-01http://ntur.lib.ntu.edu.tw//handle/246246/282029維根斯坦「論集」中「實是(界)」觀念的困題及其解決The Puzzles of the Concept of "Reality" in Wittgenstein's Tratatus and Their Solutionjournal article