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A Perron-Frobenius comonotonic approximation for sums of lognormals

Chunle Huang

Source record

Source: arXiv

Published: Sep 5, 2026

arXiv: 2609.06118

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Source abstract

In this note, we introduce a new comonotonic approximation for sums of lognormal random variables based on the famous Perron-Frobenius theorem.

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A Perron-Frobenius comonotonic approximation for sums of lognormals — Mathematical Frontier Network