Results 11 to 20 of about 62,851 (120)

Modular graph forms from equivariant iterated Eisenstein integrals

open access: yesJournal of High Energy Physics, 2022
The low-energy expansion of closed-string scattering amplitudes at genus one introduces infinite families of non-holomorphic modular forms called modular graph forms.
Daniele Dorigoni   +7 more
doaj   +1 more source

Holomorphic subgraph reduction of higher-point modular graph forms

open access: yesJournal of High Energy Physics, 2019
Modular graph forms are a class of modular covariant functions which appear in the genus-one contribution to the low-energy expansion of closed string scattering amplitudes.
Jan E. Gerken, Justin Kaidi
doaj   +1 more source

Shintani and Shimura lifts of cusp forms on certain arithmetic groups and their applications

open access: yesOpen Mathematics, 2017
For an odd and squarefree level N, Kohnen proved that there is a canonically defined subspace Sκ+12new(N)⊂Sκ+12(N),andSκ+12new(N)andS2knew(N)$S_{\kappa+\frac{1}{2}}^{\mathrm{n}\mathrm{e}\mathrm{w}}(N)\subset S_{\kappa+\frac{1}{2}}(N),\,\,{\text{and ...
Choi SoYoung, Kim Chang Heon
doaj   +1 more source

Coefficients of symmetric power L-functions on integers under digital constraints [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Let λₛᵧₘʳ_f(n) be the n-th coefficient in the Dirichlet series representing the symmetric power L-function attached to a primitive form f of weight k and level N.
Khadija Mbarki
doaj   +1 more source

Double cover of modular S4 for flavour model building

open access: yesNuclear Physics B, 2021
We develop the formalism of the finite modular group Γ4′≡S4′, a double cover of the modular permutation group Γ4≃S4, for theories of flavour. The integer weight k>0 of the level 4 modular forms indispensable for the formalism can be even or odd.
P.P. Novichkov, J.T. Penedo, S.T. Petcov
doaj   +1 more source

ORGANIZATION MANAGEABILITY ENHANCED THROUGH TOPOLOGICAL MODULAR FORMS

open access: yesJournal of Social Sciences, 2023
Organizational manageability is a crucial aspect of business management, requiring a combination of forecasting, planning, organizing, implementing, controlling and decision-making.
NANTOI, Daria, NANTOI, Vadim
doaj   +1 more source

Evaluation of the convolution sum involving the sum of divisors function for 22, 44 and 52

open access: yesOpen Mathematics, 2017
The convolution sum, ∑(l,m)∈N02αl+βm=nσ(l)σ(m), $ \begin{array}{} \sum\limits_{{(l\, ,m)\in \mathbb{N}_{0}^{2}}\atop{\alpha \,l+\beta\, m=n}} \sigma(l)\sigma(m), \end{array} $ where αβ = 22, 44, 52, is evaluated for all natural numbers n. Modular forms
Ntienjem Ebénézer
doaj   +1 more source

Bounds for twisted symmetric square L-functions via half-integral weight periods

open access: yesForum of Mathematics, Sigma, 2020
We establish the first moment bound $$\begin{align*}\sum_{\varphi} L(\varphi \otimes \varphi \otimes \Psi, \tfrac{1}{2}) \ll_\varepsilon p^{5/4+\varepsilon} \end{align*}$$ for triple product L-functions, where $\Psi $ is a fixed Hecke ...
Paul D. Nelson
doaj   +1 more source

Poincaré series for modular graph forms at depth two. Part I. Seeds and Laplace systems

open access: yesJournal of High Energy Physics, 2022
We derive new Poincaré-series representations for infinite families of non-holomorphic modular invariant functions that include modular graph forms as they appear in the low-energy expansion of closed-string scattering amplitudes at genus one.
Daniele Dorigoni   +2 more
doaj   +1 more source

Modular invariant models of leptons at level 7

open access: yesJournal of High Energy Physics, 2020
We consider for the first time level 7 modular invariant flavour models where the lepton mixing originates from the breaking of modular symmetry and couplings responsible for lepton masses are modular forms.
Gui-Jun Ding   +3 more
doaj   +1 more source

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