Results 131 to 140 of about 1,125 (237)

Grassmannians and Cluster Structures. [PDF]

open access: yesBull Iran Math Soc, 2021
Baur K.
europepmc   +1 more source

Measure‐valued processes for energy markets

open access: yesMathematical Finance, Volume 35, Issue 2, Page 520-566, April 2025.
Abstract We introduce a framework that allows to employ (non‐negative) measure‐valued processes for energy market modeling, in particular for electricity and gas futures. Interpreting the process' spatial structure as time to maturity, we show how the Heath–Jarrow–Morton approach can be translated to this framework, thus guaranteeing arbitrage free ...
Christa Cuchiero   +3 more
wiley   +1 more source

基于抽象代数群环域模的太极统一场完整数理建构与实证研究 Title: Complete Mathematical Construction and Empirical Research of Taiji Unified Field Based on Group, Ring, Field and Module of Abstract Algebra

open access: yes
中文:现代物理学存在标准模型与广义相对论无法自洽兼容、四种基本作用力难以统一、量子场发散、宇宙学常数疑难等关键难题。本文以无极本源、阴阳对偶演化、阴阳双重作用三条太极基础公设作为第一原理,借助抽象代数的群、环、域、模体系搭建阴阳物理系统的数学同构模型,构造二元复标量场,结合无极场完备约束与对称条件,推导出核心耦合常数 K=-1。依托该常数完成氢原子精细结构、兰姆位移、水星近日点进动经典物理结果复核,依据能标层级实现四大基本作用力统一,同时分门类提出14项可通过实验观测检验的物理预言,构建起由基础公理到数理方程、历史现象验证再到前瞻性实验预判的完整理论体系,为基础物理大统一方向提供新的研究思路。   English: Modern physics is faced with core ...
openaire   +1 more source

Studies on the number theory of orders

open access: yes, 1982
Bibliography: pages 78-81.In the nineteenth century no distinction was drawn between maximal and nonmaximal orders in a numberfield. Most of the work on orders in this period was done by Dedekind and Kronecker.
Omar, Mohammed Rafiq
core  

Solving Stochastic Climate‐Economy Models: A Deep Least‐Squares Monte Carlo Approach

open access: yesMathematical Finance, EarlyView.
ABSTRACT Stochastic versions of recursive integrated climate‐economy assessment models are essential for studying and quantifying policy decisions under uncertainty. However, as the number of state variables and stochastic shocks increases, solving these models via deterministic grid‐based dynamic programming (e.g., value‐function iteration/projection ...
Aleksandar Arandjelović   +4 more
wiley   +1 more source

Congruence modules in higher codimension and zeta lines in Galois cohomology. [PDF]

open access: yesProc Natl Acad Sci U S A
Iyengar SB   +3 more
europepmc   +1 more source

Aggregation and the Structure of Value

open access: yesNoûs, EarlyView.
ABSTRACT Roughly, the view I call “Additivism” sums up value across time and people. Given some standard assumptions, I show that Additivism follows from two principles. The first says that how lives align in time cannot, in itself, matter. The second says, roughly, that a world cannot be better unless it is better within some period or another.
Weng Kin San
wiley   +1 more source

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