During what time frame did the notion that more than 3-Dimensions may exist become accepted?
At this site there is a history of dimensionality.
http://scholar.uwinnipeg.ca/courses/38/4500.6-001/Cosmology/dimensionality.htm
At this site there is a history of dimensionality.
http://scholar.uwinnipeg.ca/courses/38/4500.6-001/Cosmology/dimensionality.htm