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Analysis

This paper investigates the AGT correspondence, a relationship between conformal field theory and gauge theory, specifically in the context of 5-dimensional circular quiver gauge theories. It extends existing approaches using free-field formalism and integral representations to analyze both generic and degenerate conformal blocks on elliptic surfaces. The key contribution is the verification of equivalence between these conformal blocks and instanton partition functions and defect partition functions (Shiraishi functions) in the 5D gauge theory. This work provides a new perspective on deriving equations for Shiraishi functions.
Reference

The paper checks equivalence with instanton partition function of a 5d circular quiver gauge theory...and with partition function of a defect in the same theory, also known as the Shiraishi function.

Renormalization Group Invariants in Supersymmetric Theories

Published:Dec 29, 2025 17:43
1 min read
ArXiv

Analysis

This paper summarizes and reviews recent advancements in understanding the renormalization of supersymmetric theories. The key contribution is the identification and construction of renormalization group invariants, quantities that remain unchanged under quantum corrections. This is significant because it provides exact results and simplifies calculations in these complex theories. The paper explores these invariants in various supersymmetric models, including SQED+SQCD, the Minimal Supersymmetric Standard Model (MSSM), and a 6D higher derivative gauge theory. The verification through explicit three-loop calculations and the discussion of scheme-dependence further strengthen the paper's impact.
Reference

The paper discusses how to construct expressions that do not receive quantum corrections in all orders for certain ${\cal N}=1$ supersymmetric theories, such as the renormalization group invariant combination of two gauge couplings in ${\cal N}=1$ SQED+SQCD.

Analysis

This paper addresses a critical challenge in the Self-Sovereign Identity (SSI) landscape: interoperability between different ecosystems. The development of interID, a modular credential verification application, offers a practical solution to the fragmentation caused by diverse SSI implementations. The paper's contributions, including an ecosystem-agnostic orchestration layer, a unified API, and a practical implementation bridging major SSI ecosystems, are significant steps towards realizing the full potential of SSI. The evaluation results demonstrating successful cross-ecosystem verification with minimal overhead further validate the paper's impact.
Reference

interID successfully verifies credentials across all tested wallets with minimal performance overhead, while maintaining a flexible architecture that can be extended to accept credentials from additional SSI ecosystems.

Analysis

This paper addresses the challenges of numerically solving the Giesekus model, a complex system used to model viscoelastic fluids. The authors focus on developing stable and convergent numerical methods, a significant improvement over existing methods that often suffer from accuracy and convergence issues. The paper's contribution lies in proving the convergence of the proposed method to a weak solution in two dimensions without relying on regularization, and providing an alternative proof of a recent existence result. This is important because it provides a reliable way to simulate these complex fluid behaviors.
Reference

The main goal is to prove the (subsequence) convergence of the proposed numerical method to a large-data global weak solution in two dimensions, without relying on cut-offs or additional regularization.

Verification of Sierpinski's Hypothesis H1

Published:Dec 27, 2025 00:01
1 min read
ArXiv

Analysis

This paper addresses Sierpinski's Hypothesis H1, a conjecture about the distribution of primes within square arrangements of consecutive integers. The significance lies in its connection to and strengthening of other prime number conjectures (Oppermann and Legendre). The paper's contribution is the verification of the hypothesis for a large range of values and the establishment of partial results for larger ranges, providing insights into prime number distribution.
Reference

The paper verifies Sierpinski's Hypothesis H1 for the first $n \leq 4,553,432,387$ and demonstrates partial results for larger n, such as at least one quarter of the rows containing a prime.