ARTICLE

doi:10.20944/preprints202109.0097.v1
Subject:
Mathematics & Computer Science,
Algebra & Number Theory
Keywords:
Prime counting function Supremum/Infimum; prime numbers distribution; Ramanujan Interval; Ramanujan primes
Online: 6 September 2021 (13:21:06 CEST)
HYPOTHESIS

doi:10.20944/preprints202105.0769.v1
Subject:
Mathematics & Computer Science,
Algebra & Number Theory
Keywords:
Ramanujan zetafunction; Ramanujan's taufunction; entire Ramanujan zetafunction; Ramanujan $\Xi$function; RiemannHardy conjecture
Online: 31 May 2021 (12:34:12 CEST)
ARTICLE

doi:10.20944/preprints202108.0557.v1
Subject:
Mathematics & Computer Science,
Applied Mathematics
Keywords:
Conoid; Ellipse; Ramanujan; Calculus of surface areas; number Psi; number Pi; 3Dconstruction of complex Geometries; Engineering Design Objects; Architectural Forms.
Online: 31 August 2021 (11:04:18 CEST)
ARTICLE

doi:10.20944/preprints201811.0301.v8
Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; BrocardRamanujan equation $x!+1=y^2$; composite Fermat numbers; Erd\"os' equation $x(x+1)=y!$; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Sophie Germain primes; twin primes
Online: 5 June 2019 (08:37:55 CEST)