real projective plane
Word Rarity
Rare
Frequency: Zipf frequency 2.73 in modern English
35
Scrabble Score
19
Letters
5
Syllables
12
Unique Chars
Meaning
noun
A three-dimensional vector space over the field of real numbers in which one-dimensional linear subspaces are considered as “points” and two-dimensional linear subspaces are considered as “lines”. Equivalently, a sphere in which pairs of antipodal points are considered as “points” and great circles are considered as “lines”.