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A barrier function for the regularity of the free boundary in div(a(x) grad(u) )= -(h(x) gamma)_x with h'(x) < 0

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Date

2021

Authors

Challal, Samia

Journal Title

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Abstract

A barrier function is compared to the solution of a class of two dimensional problems near a free boundary point. A regularity of the free boundary is established.

Description

Keywords

Variational methods, Positive solutions, Linear elliptic equations

Citation

"A barrier function for the regularity of the free boundary in div(a(x) grad(u) )= -(h(x) gamma)_x with h'(x) < 0." Int. J. Math. And App., 9(4)(2021), 35-43. http://ijmaa.in/v9n4/4.html