PRIME-UNIVERSAL QUADRATIC FORMS ax(2) + by(2) + cz(2) AND ax(2) + by(2) + cz(2) + dw(2)

Doyle, G; Williams, KS

Williams, KS (corresponding author), Carleton Univ, Sch Math & Stat, Ottawa, ON K1S 5B6, Canada.

BULLETIN OF THE AUSTRALIAN MATHEMATICAL SOCIETY, 2020; 101 (1): 1

Abstract

A positive-definite diagonal quadratic form a1x2 1 + + anx2 n (a1; : : :; an 2 N) is said to be prime-universal if it is not universal and for every p......

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