Results 71 to 80 of about 476,746 (208)

Surface integrals and harmonic functions

open access: yesJournal of Inequalities and Applications, 2005
Using the notion of inferior mean due to M. Heins, we establish two inequalities for such a mean relative to a positive harmonic function defined on the open unit ball or half-space in .
Movshovich Yevgenya
doaj  

Real-Time Path Planning Based on Harmonic Functions under a Proper Generalized Decomposition-Based Framework. [PDF]

open access: yesSensors (Basel), 2021
Montés N   +6 more
europepmc   +1 more source

Approximation by harmonic functions [PDF]

open access: yesTransactions of the American Mathematical Society, 1997
For a compact set X ⊂ R n X\subset \mathbb R^n we construct a restoring covering for the space h ( X ) h(X) of real-valued functions on X X which can be uniformly approximated by harmonic functions ...
openaire   +3 more sources

On the surface average for harmonic functions: a stability inequality

open access: yesBruno Pini Mathematical Analysis Seminar
In this article we present some of the main aspects  and the most recent results related to the following question: If the surface  mean integral of every harmonic function on the boundary of an open set D is "almost'' equal to the value of these ...
Giovanni Cupini, Ermanno Lanconelli
doaj   +1 more source

Characterizing Level-set Families of Harmonic Functions

open access: yes, 2019
Families of hypersurfaces that are level-set families of harmonic functions free of critical points are characterized by a local differential-geometric condition.
Ding, Pisheng
core  

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