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A Complete Decomposition of Stochastic Differential Equations

Published: January 12, 2026 | arXiv ID: 2601.07834v1

By: Samuel Duffield

Potential Business Impact:

Helps predict how things change over time.

Business Areas:
Prediction Markets Financial Services

We show that any stochastic differential equation with prescribed time-dependent marginal distributions admits a decomposition into three components: a unique scalar field governing marginal evolution, a symmetric positive-semidefinite diffusion matrix field and a skew-symmetric matrix field.

Page Count
12 pages

Category
Mathematics:
Probability