411 REFERENCE · Wiktionary
Pisot-Vijayaraghavan number
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
They became widely known after the publication of Charles Pisot's dissertation in 1938. Tirukkannapuram Vijayaraghavan continued their study in the 1940s.
Noun
en math A real algebraic integer greater than 1 all of whose Galois conjugates are less than 1 in absolute value.
Synonyms
en Pisot number
en PV number
en eponyms