@article{oai:bunkyo.repo.nii.ac.jp:00003371, author = {Murayama, Yasuo}, journal = {情報研究, Information and Communication Studies}, month = {1988-01-01, 2012-01-17}, note = {Semantic notions, as well as syntactic rules, must be taken into account to explain grammatical phenomena. This paper presents evidence that one such notion, the speaker's presupposition about the realization of the protasis, is a key to capturing the correct generalizations of conditional sentences.}, pages = {131--143}, title = {The Speaker's Presupposition and Conditional Sentences}, volume = {9}, year = {} }