Butterfly theorem (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Butterfly theorem" in English language version.

refsWebsite

Global rank English rank

6,442^nd place

4,551^st place

low place

low place

1cut-the-knot.org

low place

low place

cut-the-knot.org (Global: low place; English: low place)

William Wallace's 1803 Statement of the Butterfly Theorem, cut-the-knot, retrieved 2015-05-07.

fau.edu (Global: 6,442^nd place; English: 4,551^st place)

forumgeom.fau.edu

Martin Celli, "A Proof of the Butterfly Theorem Using the Similarity Factor of the Two Wings", Forum Geometricorum 16, 2016, 337–338. http://forumgeom.fau.edu/FG2016volume16/FG201641.pdf

imomath.com (Global: low place; English: low place)

[1], problem 8.