Work

A Differential Algebraic Framework for Boundary Layer $α$-Models

Year: 2026
Type: preprint
Abstract: By addressing the problem of describing the differences between the saturation monoids of the Prandtl and Leray-$α$ boundary layers, and algebraically distinguishing the action of the Helmholtz operator, we can show that, when the modification of the vector field is halted at a minimum scale determined by the differential filter, the paradox of constructing a solution that reaches infinite velocity in a finite time is avoided. Furthermore, it allows us to obtain the coefficients of the Taylor expansion near the wall for boundary layers where the Helmholtz operator has been applied.
Language: English
Open Access status: green
OpenAlex ID: W7213399204
Cites: 13
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Related to: 10