Not to be confused with Weierstrass eta function or Dirichlet eta function.
In mathematics, the Dedekind eta function, named after Richard Dedekind, is a modular form of weight 1/2 and is a function defined on the upper half-plane of complex numbers, where the imaginary part is positive. It also occurs in bosonic string theory.
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In mathematics, the Dedekindetafunction, named after Richard Dedekind, is a modular form of weight 1/2 and is a function defined on the upper half-plane...
etafunction may refer to: The Dirichlet etafunction η(s), a Dirichlet series The Dedekindetafunction η(τ), a modular form The Weierstrass eta function...
(q)^{24}=\eta (z)^{24}=\Delta (z),} where q = exp(2πiz) with Im z > 0, ϕ {\displaystyle \phi } is the Euler function, η is the Dedekindetafunction, and the...
theory, Dedekindfunction can refer to any of three functions, all introduced by Richard DedekindDedekindetafunctionDedekind psi functionDedekind zeta...
of the Dedekindetafunction. They have subsequently been much studied in number theory, and have occurred in some problems of topology. Dedekind sums have...
Weierstrass etafunction should not be confused with either the Dedekindetafunction or the Dirichlet etafunction. The Weierstrass p-function is related...
lambda calculus. Mathematics, the Dirichlet etafunction, Dedekindetafunction, and Weierstrass etafunction. In category theory, the unit of an adjunction...
Euler function, which is closely related to the Dedekindetafunction. The Jacobi theta function may be written in terms of the Ramanujan theta function as:...
24 {\displaystyle \Delta =(2\pi )^{12}\eta ^{24}} where η {\displaystyle \eta } is the Dedekindetafunction. For the Fourier coefficients of Δ {\displaystyle...
Richard DedekindDedekind cut Dedekind domain DedekindetafunctionDedekind-infinite set Dedekind number Dedekind psi functionDedekind sum Dedekind zeta...
a real analytic Eisenstein series (or Epstein zeta function) in terms of the Dedekindetafunction. There are many generalizations of it to more complicated...
{\displaystyle (3n^{2}-n)/2} is a pentagonal number. The Euler function is related to the Dedekindetafunction as ϕ ( e 2 π i τ ) = e − π i τ / 12 η ( τ ) . {\displaystyle...
Modular Functions". The function η ( τ ) {\displaystyle \eta (\tau )} is the Dedekindetafunction and ( e 2 π i τ ) α {\displaystyle (e^{2\pi i\tau })^{\alpha...
functions Theta functions Neville theta functions Modular lambda function Closely related are the modular forms, which include J-invariant Dedekind eta...
(\theta )|<\pi } , where Γ(z) is the gamma function, and related to a special value of the Dedekindetafunction. Expanding into series of powers and equating...
of the Dedekindetafunction. The Fourier coefficients here are written τ ( n ) {\displaystyle \tau (n)} and called 'Ramanujan's tau function', with the...
z ) {\displaystyle \eta (z)} denote the Dedekindetafunction. Then for q = e 2 π i z {\displaystyle q=e^{2\pi iz}} , the function S ~ ( z ) := q − 1 /...
Euler's function, which is closely related to the Dedekindetafunction, and occurs in the study of modular forms. The modulus of the Euler function (see...