Subdifferential set of the supremum of lower semi-continuous convex functions and the conical hull intersection property

Top ◽  
2006 ◽  
Vol 14 (2) ◽  
pp. 355-374 ◽  
Author(s):  
A. Hantoute

1999 ◽  
Vol 22 (3) ◽  
pp. 525-534 ◽  
Author(s):  
Yu-Ru Syau

In this paper, we give two weak conditions for a lower semi-continuous function on then-dimensional Euclidean spaceRnto be a convex function. We also present some results for convex functions, strictly convex functions, and quasi-convex functions.



2012 ◽  
Vol 262 (11) ◽  
pp. 4731-4745 ◽  
Author(s):  
Lizhen Chen ◽  
Lixin Cheng


2021 ◽  
Vol 37 (3) ◽  
pp. 497-512
Author(s):  
ANANTACHAI PADCHAROEN ◽  
◽  
DUANGKAMON KITKUAN ◽  
◽  

In this paper, we introduce a new accelerated iterative method for finding a common fixed point of a countable family of nonexpansive mappings in the Hilbert spaces framework. Using our main result, we obtain a new accelerated image restoration iterative method for solving a minimization problem in the form of the sum of two proper lower semi-continuous and convex functions. As applications, we apply our algorithm to solving image restoration problems.





1999 ◽  
Vol 102 (3) ◽  
pp. 681-695 ◽  
Author(s):  
F. Deutsch ◽  
W. Li ◽  
J. Swetits




Author(s):  
L. Cavallina ◽  
A. Colesanti

Abstract We consider the space Cn of convex functions u defined in Rn with values in R ∪ {∞}, which are lower semi-continuous and such that lim|x| } ∞ u(x) = ∞. We study the valuations defined on Cn which are invariant under the composition with rigid motions, monotone and verify a certain type of continuity. We prove integral representations formulas for such valuations which are, in addition, simple or homogeneous.





2019 ◽  
Vol 10 (4) ◽  
Author(s):  
Muhammad Adil Khan ◽  
Syed Zaheer Ullah ◽  
Yuming Chu


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