Assertion: tesseract's projection | /r/HasProperty | useful
Facets:
value: very
type: DEGREE
value: for understanding
type: PURPOSE
Source sentences:
text: Most people can't think in 4D, so unwrappings and projections into two and three dimensions are very useful for understanding and there are quite a lot of of them.-- JohnBlackburne words deeds 15:40, 26 January 2011 (UTC)