#numerical methods

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13 papers match

q-fin.CP2026

RIDGE: An Autonomous Framework for Validation and Method Discovery in LLM-Generated Option Pricing

Liexin Cheng, Xue Cheng, Shuaiqiang Liu +1

The paper introduces RIDGE, an autonomous framework that validates and refines option pricing implementations generated by large language models using no‑arbitrage, stress, benchma…

#option pricing#large language models#automated code generation#validation framework
astro-ph.CO2026

CAMB v2: cosmological power spectra for high-precision surveys

Antony Lewis

The paper introduces CAMB v2, an updated code that provides fast, high‑precision predictions of lensed CMB and matter power spectra for upcoming surveys, featuring a new treatment…

#cosmic microwave background#large-scale structure#power spectrum computation#non‑flat cosmology
math.NA2026

Computing Barycentres of Measures for Generic Transport Costs

Eloi Tanguy, Julie Delon, Nathaël Gozlan

The paper proposes and analyzes a fixed‑point algorithm for computing barycentres of probability measures under general transport costs, providing convergence guarantees and numeri…

#optimal transport#wasserstein barycenters#fixed-point algorithms#generic transport costs
cs.SI2026

Walk based Laplacians for Modeling Diffusion on Complex Networks

Francesca Arrigo, Fabio Durastante

The paper introduces a family of walk‑based Laplacian operators for modeling diffusion on complex networks, including variants that suppress or downweight backtracking steps, and p…

#graph diffusion#laplacian operators#nonbacktracking walks#network analysis
math.NA2026

Convergence of the Markovian Iteration for Coupled FBSDEs via a Differentiation Approach

Zhipeng Huang, Cornelis W. Oosterlee

The paper presents a new differentiation-based technique to ensure convergence of a Markovian iteration method for solving fully coupled forward-backward stochastic differential eq…

#forward-backward stochastic differential equations#markovian iteration#numerical methods#coupled drift
astro-ph.EP2026

GRACE-DG: A Discontinuous Galerkin Method-Based Code for General Nonlinear Coagulation-Fragmentation Equations

Jing Yang, Zhuo Chen, Xue-Ning Bai

The paper presents GRACE-DG, an open‑source high‑order discontinuous Galerkin code that solves non‑linear coagulation‑fragmentation equations for dust evolution in protoplanetary d…

#dust evolution#protoplanetary disks#coagulation-fragmentation#discontinuous Galerkin