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相关论文: The elliptic genus from split flows and Donaldson-…

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We study the behavior of Donaldson's invariants of 4-manifolds based on the moduli space of anti self-dual connections (instantons) in the perturbative field theory setting where the underlying source manifold has boundary. It is well-known…

高能物理 - 理论 · 物理学 2023-12-13 Nima Moshayedi

We study the fully mixed formulation of the Biot equations, which is characterized by a symmetric coupling between flow and deformation. This structure enables the use of stable mixed finite elements for each subproblem without a strong…

数值分析 · 数学 2026-03-20 Fleurianne Bertrand , Jakub Wiktor Both , Tugay Dağlı

Orientifold $p$-planes with $p\le4$ have fractional D$p$-charges, and therefore appear inconsistent with Dirac quantization with respect to D$(6-p)$-branes. We explain in detail how this issue is resolved by taking into account the anomaly…

高能物理 - 理论 · 物理学 2019-11-06 Yuji Tachikawa , Kazuya Yonekura

Power flow analysis plays a fundamental and critical role in the energy management system (EMS). It is required to well accommodate large and complex power system. To achieve a high performance and accurate power flow analysis, a graph…

分布式、并行与集群计算 · 计算机科学 2019-02-20 Chen Yuan , Yi Lu , Wei Feng , Guangyi Liu , Renchang Dai , Yachen Tang , Zhiwei Wang

Group equivariant neural networks are growing in importance owing to their ability to generalise well in applications where the data has known underlying symmetries. Recent characterisations of a class of these networks that use high-order…

机器学习 · 计算机科学 2024-12-17 Edward Pearce-Crump , William J. Knottenbelt

We construct an infinite family of asymptotically flat 3-charge solutions carrying D1, D5 and momentum charges. Generically the solutions also carry two angular momenta. The geometries describe the spectral flow of all the ground states of…

高能物理 - 理论 · 物理学 2008-11-26 Jon Ford , Stefano Giusto , Ashish Saxena

We present some computations of higher rank refined Donaldson-Thomas invariants on local curve geometries, corresponding to local D6-D2-D0 or D4-D2-D0 configurations. A refined wall-crossing formula for invariants with higher D6 or D4 ranks…

高能物理 - 理论 · 物理学 2014-12-24 Wu-yen Chuang , Chien-Hsun Wang

Fluids with competing short range attraction and long range repulsive interactions between the particles can exhibit a variety of microphase separated structures. We develop a lattice-gas (generalised Ising) model and analyse the phase…

软凝聚态物质 · 物理学 2016-01-20 Blesson Chacko , Christopher Chalmers , Andrew J. Archer

As the main theorem, it is proved that a collection of minimal $PI$-flows with a common phase group and satisfying a certain algebraic condition is multiply disjoint if and only if the collection of the associated maximal equicontinuous…

动力系统 · 数学 2014-12-05 Juho Rautio

Dimer models (also known as brane tilings) are special bipartite graphs on a torus $\mathbb{T}^2$. They encode the structure of the 4d $\mathcal{N} = 1$ worldvolume theories of D3 branes probing toric affine Calabi-Yau singularities.…

高能物理 - 理论 · 物理学 2021-12-03 Valdo Tatitscheff

Constrained electronic-structure theories enable the construction of effective low-energy models consisting of partially dressed particles. However, the interpretation and physical content of these theories is not straightforward. Here, we…

强关联电子 · 物理学 2021-05-11 Erik G. C. P. van Loon , Jan Berges , Tim O. Wehling

We present an effective field theory (EFT) framework for coupled-channel $B^{(*)}\bar D^{(*)}$ scattering, applying it to recent lattice QCD results by Alexandrou et al. [Phys. Rev. Lett. 132, 151902 (2024)]. Two complementary EFT…

高能物理 - 唯象学 · 物理学 2026-02-03 Michael Abolnikov , Lu Meng , Vadim Baru , Evgeny Epelbaum , Arseniy A. Filin , Ashot M. Gasparyan

We prove that the quantum DT invariants associated to quivers with genteel potential can be expressed in terms of certain refined counts of tropical disks. This is based on a quantum version of Bridgeland's description of cluster scattering…

代数几何 · 数学 2020-07-30 Man-Wai Cheung , Travis Mandel

We study certain symplectic quotients of n-fold products of complex projective m-space by the unitary group acting diagonally. After studying nonemptiness and smoothness these quotients we construct the action-angle variables, defined on an…

辛几何 · 数学 2007-05-23 Hermann Flaschka , John Millson

We study SU$(N_C)$ gauge theories with a single fermion in the two-index antisymmetric representation to predict the mesonic spectrum of supersymmetric $\mathcal{N}=1$ SYM theories. Using gradient flow methods, we investigate fractional…

高能物理 - 格点 · 物理学 2025-01-28 Michele Della Morte , Benjamin Jäger , Sofie Martins , J. Tobias Tsang

We present the first-order corrected dynamics of fluid branes carrying higher-form charge by obtaining the general form of their equations of motion to pole-dipole order. Assuming linear response theory, we characterize the corresponding…

高能物理 - 理论 · 物理学 2014-12-23 Jay Armas , Jakob Gath , Niels A. Obers

We present a technique for significantly speeding up Alternating Least Squares (ALS) and Gradient Descent (GD), two widely used algorithms for tensor factorization. By exploiting properties of the Khatri-Rao product, we show how to…

机器学习 · 统计学 2014-06-19 Joon Hee Choi , S. V. N. Vishwanathan

We introduce a general tensor model suitable for data analytic tasks for {\em heterogeneous} datasets, wherein there are joint low-rank structures within groups of observations, but also discriminative structures across different groups. To…

机器学习 · 统计学 2022-10-04 Davoud Ataee Tarzanagh , George Michailidis

We propose a tree-based algorithm for classification and regression problems in the context of functional data analysis, which allows to leverage representation learning and multiple splitting rules at the node level, reducing…

机器学习 · 统计学 2020-11-03 Edoardo Belli , Simone Vantini

We classify (0,2) Landau-Ginzburg theories that can flow to compact IR fixed points with equal left and right central charges strictly bounded by 3. Our result is a (0,2) generalization of the ADE classification of (2,2) Landau-Ginzburg…

高能物理 - 理论 · 物理学 2019-05-22 Sean M. Gholson , Ilarion V. Melnikov
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