• RiemannSiegel theta function is defined in terms of the gamma function as θ ( t ) = arg ⁡ ( Γ ( 1 4 + i t 2 ) ) − log ⁡ π 2 t {\displaystyle \theta (t)=\arg...
    10 KB (1,521 words) - 00:21, 1 May 2025
  • Thumbnail for Riemann hypothesis
    \zeta ({\tfrac {1}{2}}+it)=Z(t)e^{-i\theta (t)}} where Hardy's Z function and the RiemannSiegel theta function θ are uniquely defined by this and the...
    127 KB (16,781 words) - 22:34, 19 June 2025
  • Thumbnail for Riemann zeta function
    The Riemann zeta function or Euler–Riemann zeta function, denoted by the Greek letter ζ (zeta), is a mathematical function of a complex variable defined...
    74 KB (10,696 words) - 15:03, 20 June 2025
  • Thumbnail for Z function
    of the RiemannSiegel theta function and the Riemann zeta function by Z ( t ) = e i θ ( t ) ζ ( 1 2 + i t ) . {\displaystyle Z(t)=e^{i\theta (t)}\zeta...
    8 KB (1,384 words) - 21:27, 1 May 2025
  • Riemann hypothesis Riemann hypothesis for curves over finite fields Riemann theta function Riemann Xi function Riemann zeta function RiemannSiegel formula...
    4 KB (287 words) - 19:15, 29 November 2023
  • Thumbnail for Theta function
    and solitons. Theta functions are parametrized by points in a tube domain inside a complex Lagrangian Grassmannian, namely the Siegel upper half space...
    70 KB (14,667 words) - 23:32, 8 June 2025
  • Thumbnail for Carl Ludwig Siegel
    Siegel found while reading through Riemann's unpublished papers. by Siegel: Transcendental numbers, 1949 Analytic functions of several complex variables, Stevens...
    15 KB (1,504 words) - 22:52, 5 May 2025
  • Ramanujan theta function, f ( a , b ) {\displaystyle f(a,b)} Neville theta functions RiemannSiegel theta function, θ ( t ) {\displaystyle \theta (t)} The...
    1 KB (235 words) - 14:02, 4 November 2024
  • Thumbnail for Riemann surface
    higher dimensions, see Siegel (1955). Meromorphic functions can be given fairly explicitly, in terms of Riemann theta functions and the Abel–Jacobi map...
    26 KB (3,142 words) - 10:43, 20 March 2025
  • complex tori and theta functions. Using the Riemann theta function, necessary and sufficient conditions on a lattice were written down by Riemann for a lattice...
    7 KB (862 words) - 10:14, 17 July 2024
  • Thumbnail for Stirling's approximation
    Stirling's approximation (category Gamma and related functions)
    for example the Stirling formula applied in Im(z) = t of the RiemannSiegel theta function on the straight line ⁠1/4⁠ + it. Thomas Bayes showed, in a letter...
    26 KB (4,756 words) - 18:40, 2 June 2025
  • Meromorphic function in one-variable complex function were studied in a compact (closed) Riemann surface, because since the Riemann-Roch theorem (Riemann's inequality)...
    124 KB (17,717 words) - 00:24, 24 June 2025
  • and elliptic functions. Examples of such functions are very classical - the Jacobi theta functions and the Fourier coefficients of Siegel modular forms...
    31 KB (4,651 words) - 00:20, 3 March 2025
  • Explicit formula (L-function) RiemannSiegel formula (particular approximate functional equation) "§25.15 Dirichlet -functions on NIST". Weisstein, Eric...
    5 KB (667 words) - 23:22, 28 December 2024
  • Thumbnail for Planck's law
    701\ k_{\mathrm {B} }T,} where ζ {\displaystyle \zeta } is the Riemann zeta function. In the limit of low frequencies (i.e. long wavelengths), Planck's...
    141 KB (18,065 words) - 17:33, 12 June 2025
  • Oscillator representation (category Theta functions)
    iz}} so that |q| < 1. The theta functions agree with the standard classical formulas for the Jacobi-Riemann theta functions: Θ n , m ( τ , z ) = ∑ k ∈...
    106 KB (21,532 words) - 22:35, 12 January 2025
  • {\text{Im}}(B){\text{ is positive definite}}\right\}.} The Riemann θ {\displaystyle \theta } function on C g {\displaystyle \mathbf {C} ^{g}} corresponding...
    43 KB (6,689 words) - 20:02, 25 December 2024
  • Metric circle (category Bernhard Riemann)
    smooth manifolds RiemannSiegel formula RiemannSiegel theta function Riemann–Silberstein vector Riemann–Stieltjes integral Riemann–von Mangoldt formula...
    5 KB (506 words) - 03:21, 1 July 2024
  • Thumbnail for Lemniscate elliptic functions
    exponential function. An alternative way of expressing the lemniscate functions as a ratio of entire functions involves the theta functions (see Lemniscate...
    126 KB (23,828 words) - 17:49, 23 June 2025
  • coming. The Siegel modular forms, for which G is a symplectic group, arose naturally from considering moduli spaces and theta functions. The post-war...
    13 KB (1,652 words) - 04:27, 18 May 2025
  • {\displaystyle {\mathcal {Z}}:=\left\{\left(\cos ^{2}\theta ,{\tfrac {1}{2}}\sin 2\theta \right)\mid 0<\theta <\pi \right\}} . ⁠ Z {\displaystyle {\mathcal {Z}}}...
    6 KB (1,033 words) - 17:49, 19 June 2025
  • Thumbnail for Absolute value
    complex absolute value function is continuous everywhere but complex differentiable nowhere because it violates the Cauchy–Riemann equations. The second...
    27 KB (3,477 words) - 09:59, 20 April 2025
  • Thumbnail for Rapid eye movement sleep
    Rapid Eye Movement Sleep: Regulation and Function. Cambridge University Press. ISBN 978-1-139-50378-5. Lai YY, Siegel JM (1999). "Muscle Atonia in REM Sleep"...
    70 KB (8,508 words) - 11:46, 20 June 2025
  • form of the generalized Riemann hypothesis. It is known that the conjecture fails at the endpoint θ = 1 {\displaystyle \theta =1} . In 1986, Bombieri...
    7 KB (995 words) - 10:49, 20 January 2025
  • in dimension > 1, introducing the Riemann bilinear relations and Riemann theta function. 1865 Carl Johannes Thomae, Theorie der ultraelliptischen Funktionen...
    10 KB (1,050 words) - 23:35, 10 June 2024
  • Nevanlinna theory (category Meromorphic functions)
    ^{+}\left|f(re^{i\theta })\right|d\theta .\,} Finally, define the Nevanlinna characteristic by (cf. Jensen's formula for meromorphic functions) T ( r , f )...
    17 KB (2,609 words) - 07:04, 24 March 2025
  • Thumbnail for Stefan–Boltzmann law
    particular case of a Bose–Einstein integral, the polylogarithm, or the Riemann zeta function ζ ( s ) {\displaystyle \zeta (s)} . The value of the integral is...
    39 KB (5,475 words) - 17:35, 3 June 2025
  • {\displaystyle f_{\theta }(x)=x^{2}+\lambda x} which has an indifferent fixed point with multiplier λ = e 2 π θ i {\displaystyle \lambda =e^{2\pi \theta i}} at the...
    21 KB (2,950 words) - 20:15, 18 June 2025
  • Langlands program (category Zeta and L-functions)
    of modular forms, examples such as Hilbert modular forms, Siegel modular forms, and theta-series had been developed. The conjectures have evolved since...
    21 KB (2,351 words) - 22:52, 31 May 2025
  • Thumbnail for Algebraic variety
    mathematical meanings Function field of an algebraic variety Birational geometry Motive (algebraic geometry) Analytic variety Zariski–Riemann space Semi-algebraic...
    41 KB (5,761 words) - 04:39, 25 May 2025