%0 Journal Article %T The Dimensionality of Spacetime %J 华东理工大学学报 %D 1990 %X Therehasbeenimpressiveprogressintheinvestigationofthephysicaleffectsresultingfromthepresenceofwormholesinasmuchasthesegeverisetotopologicallychangedconfigurationsinquantumgravity.MaybethemostexcitingpointisColeman'sclaimthatthe %K 时空 %K 宇宙学 %K 维度 %K 蛀洞 %K 紧致化 %K 超弦 %U http://journal.ecust.edu.cn/ch/reader/view_abstract.aspx?file_no=19900120&flag=1