OFFSET
1,2
COMMENTS
Appears in Calegari, proof of 4.2.5. Lemma, p. 12.
LINKS
Frank Calegari, Scott Morrison, Noah Snyder, Cyclotomic integers, fusion categories, and subfactors, arXiv:1004.0665 [math.NT], 2010.
J. H. Conway and A. J. Jones, Trigonometric Diophantine equations (on vanishing sums of roots of unity), Acta Arith. XXX (1976) 229-240. MR0422149.
CROSSREFS
KEYWORD
fini,full,nonn
AUTHOR
Jonathan Vos Post, Apr 19 2010
STATUS
approved