On the radius of spatial analyticity for the Majda-Biello and Hirota-Satsuma systems
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초록

We investigate the persistence of spatial analyticity for solutions to the Majda-Biello and Hirota-Satsuma systems with analytic initial data. This result is the first to establish analyticity persistence in such coupled KdV systems.

키워드

KdV equationsSpatial analyticity
제목
On the radius of spatial analyticity for the Majda-Biello and Hirota-Satsuma systems
저자
Kim, SeongyeonSeo, Ihyeok
DOI
10.1016/j.jmaa.2026.130588
발행일
2026-09-15
유형
Article
저널명
Journal of Mathematical Analysis and Applications
561
2