Mohebi, Hossein; Bakhtiari, Hassan Best approximation with geometric constraints. (English) Zbl 1537.41019 Arab. J. Math. 13, No. 1, 163-180 (2024). Reviewer: Ravindra Kishor Bisht (Pune) MSC: 41A50 41A29 90C26 90C46 90C34 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{H. Bakhtiari}, Arab. J. Math. 13, No. 1, 163--180 (2024; Zbl 1537.41019) Full Text: DOI OA License
Bakhtiari, Hassan; Mohebi, Hossein Lagrange multiplier characterizations of constrained best approximation with infinite constraints. (English) Zbl 1475.90118 J. Optim. Theory Appl. 189, No. 3, 814-835 (2021). MSC: 90C34 41A29 41A50 90C26 90C46 PDFBibTeX XMLCite \textit{H. Bakhtiari} and \textit{H. Mohebi}, J. Optim. Theory Appl. 189, No. 3, 814--835 (2021; Zbl 1475.90118) Full Text: DOI
Mohebi, H.; Salkhordeh, S. Robust constrained best approximation with nonconvex constraints. (English) Zbl 1462.41008 J. Glob. Optim. 79, No. 4, 885-904 (2021). MSC: 41A29 41A50 90C22 90C25 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{S. Salkhordeh}, J. Glob. Optim. 79, No. 4, 885--904 (2021; Zbl 1462.41008) Full Text: DOI
Mohebi, H. Lagrange multiplier characterizations of constrained best approximation with nonsmooth nonconvex constraints. (English) Zbl 1499.90176 Filomat 34, No. 14, 4669-4684 (2020). MSC: 90C26 41A29 41A50 90C46 PDFBibTeX XMLCite \textit{H. Mohebi}, Filomat 34, No. 14, 4669--4684 (2020; Zbl 1499.90176) Full Text: DOI
Jeyakumar, V.; Mohebi, H. Characterizing best approximation from a convex set without convex representation. (English) Zbl 1407.41012 J. Approx. Theory 239, 113-127 (2019). Reviewer: Vasile Postolică (Piatra Neamt) MSC: 41A50 41A29 PDFBibTeX XMLCite \textit{V. Jeyakumar} and \textit{H. Mohebi}, J. Approx. Theory 239, 113--127 (2019; Zbl 1407.41012) Full Text: DOI
Mohebi, Hossein Constrained Best Approximation with Nonsmooth Nonconvex Constraints. arXiv:1903.07723 Preprint, arXiv:1903.07723 [math.OC] (2019). MSC: 41A29 41A50 90C26 90C46 BibTeX Cite \textit{H. Mohebi}, ``Constrained Best Approximation with Nonsmooth Nonconvex Constraints'', Preprint, arXiv:1903.07723 [math.OC] (2019) Full Text: arXiv OA License
Mohebi, H.; Naraghirad, E. Cone-separation and star-shaped separability with applications. (English) Zbl 1190.90124 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 69, No. 8, 2412-2421 (2008). MSC: 90C25 41A50 46B25 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{E. Naraghirad}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 69, No. 8, 2412--2421 (2008; Zbl 1190.90124) Full Text: DOI Link
Iranmanesh, M.; Mohebi, H. On best simultaneous approximation in quotient spaces. (English) Zbl 1150.41347 Anal. Theory Appl. 23, No. 1, 35-49 (2007). MSC: 41A50 46B40 26B25 52A40 PDFBibTeX XMLCite \textit{M. Iranmanesh} and \textit{H. Mohebi}, Anal. Theory Appl. 23, No. 1, 35--49 (2007; Zbl 1150.41347) Full Text: DOI
Mohebi, H.; Naraghirad, E. Closed convex sets and their best simultaneous approximation properties with applications. (English) Zbl 1131.52004 Optim. Lett. 1, No. 4, 313-328 (2007). MSC: 52A27 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{E. Naraghirad}, Optim. Lett. 1, No. 4, 313--328 (2007; Zbl 1131.52004) Full Text: DOI
Iranmanesh, M.; Mohebi, H. Best simultaneous approximation in tensor product spaces. (English) Zbl 1200.41029 Appl. Math. Sci., Ruse 1, No. 17-20, 883-894 (2007). Reviewer: Vijay Gupta (New Delhi) MSC: 41A50 41A28 65F20 46B20 PDFBibTeX XMLCite \textit{M. Iranmanesh} and \textit{H. Mohebi}, Appl. Math. Sci., Ruse 1, No. 17--20, 883--894 (2007; Zbl 1200.41029)
Mohebi, H.; Rubinov, A. M. Best approximation by downward sets with applications. (English) Zbl 1105.41023 Anal. Theory Appl. 22, No. 1, 20-40 (2006). MSC: 41A50 46B40 26B25 52A40 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{A. M. Rubinov}, Anal. Theory Appl. 22, No. 1, 20--40 (2006; Zbl 1105.41023) Full Text: DOI
Mohebi, H.; Sadeghi, H. Best approximation in a class of ordered normed spaces without a pre-order relation. (English) Zbl 1081.41023 Int. J. Pure Appl. Math. 21, No. 2, 199-221 (2005). Reviewer: Victor Milman (Minsk) MSC: 41A65 46B40 41A50 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{H. Sadeghi}, Int. J. Pure Appl. Math. 21, No. 2, 199--221 (2005; Zbl 1081.41023)
Mohebi, H. Downward sets and their best simultaneous approximation properties with applications. (English) Zbl 1068.41038 Numer. Funct. Anal. Optimization 25, No. 7-8, 685-705 (2004). Reviewer: Hang Tong Lau (Montréal) MSC: 41A28 26B25 46B42 PDFBibTeX XMLCite \textit{H. Mohebi}, Numer. Funct. Anal. Optim. 25, No. 7--8, 685--705 (2004; Zbl 1068.41038) Full Text: DOI
Rezapour, Sh.; Mohebi, H. \(\varepsilon\)-weakly Chebyshev subspaces and quotient spaces. (English) Zbl 1067.46019 Bull. Iran. Math. Soc. 29, No. 2, 27-33 (2003). MSC: 46B20 41A65 PDFBibTeX XMLCite \textit{Sh. Rezapour} and \textit{H. Mohebi}, Bull. Iran. Math. Soc. 29, No. 2, 27--33 (2003; Zbl 1067.46019)
Mohebi, H.; Rezapour, Sh. On sum and quotient of quasi-Chebyshev subspaces in Banach spaces. (English) Zbl 1059.46011 Anal. Theory Appl. 19, No. 3, 266-272 (2003). MSC: 46B20 41A65 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{Sh. Rezapour}, Anal. Theory Appl. 19, No. 3, 266--272 (2003; Zbl 1059.46011) Full Text: DOI
Mohebi, H.; Sistani, T. \(\sigma\)-Chebyshev subspaces in \(L^1(S, X)\). (English) Zbl 1056.41023 Far East J. Math. Sci. (FJMS) 11, No. 2, 161-175 (2003). Reviewer: Costica Mustăţa (Cluj-Napoca) MSC: 41A65 41A50 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{T. Sistani}, Far East J. Math. Sci. (FJMS) 11, No. 2, 161--175 (2003; Zbl 1056.41023)
Mohebi, H.; Sistani, T. Weakly-Chebyshev subspaces in \(L^2(S,X)\). (English) Zbl 1044.46016 J. Nat. Geom. 24, No. 1-2, 57-70 (2003). MSC: 46B25 41A65 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{T. Sistani}, J. Nat. Geom. 24, No. 1--2, 57--70 (2003; Zbl 1044.46016)
Mohebi, H. On pseudo-Chebyshev subspaces in normed linear spaces. (English) Zbl 1040.46015 J. Nat. Geom. 24, No. 1-2, 37-56 (2003). MSC: 46B20 41A65 PDFBibTeX XMLCite \textit{H. Mohebi}, J. Nat. Geom. 24, No. 1--2, 37--56 (2003; Zbl 1040.46015)
Mohebi, H.; Rezapour, Sh. On weak compactness of the set of extensions of a continuous linear functional. (English) Zbl 1025.46014 J. Nat. Geom. 22, No. 1-2, 91-102 (2002). Reviewer: J.R.Holub (Blacksburg) MSC: 46B25 46A25 41A65 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{Sh. Rezapour}, J. Nat. Geom. 22, No. 1--2, 91--102 (2002; Zbl 1025.46014)
Mohebi, H.; Rezapour, Sh. On upper semi-continuity of projection maps. (English) Zbl 1005.46009 J. Nat. Geom. 21, No. 1-2, 63-80 (2002). Reviewer: S.S.Kutateladze (Novosibirsk) MSC: 46B25 46A20 46A25 41A65 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{Sh. Rezapour}, J. Nat. Geom. 21, No. 1--2, 63--80 (2002; Zbl 1005.46009)
Mohebi, H.; Radjavi, H. On compactness of the best approximant set. (English) Zbl 1005.46008 J. Nat. Geom. 21, No. 1-2, 51-62 (2002). Reviewer: S.S.Kutateladze (Novosibirsk) MSC: 46B25 46A20 46A25 41A65 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{H. Radjavi}, J. Nat. Geom. 21, No. 1--2, 51--62 (2002; Zbl 1005.46008)
Mohebi, H.; Mazaheri, H. On weakly compactness of the best approximant set. (English) Zbl 1001.46007 Math. Sci. Res. Hot-Line 5, No. 10, 31-42 (2001). MSC: 46B20 41A50 46B25 46A25 46E27 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{H. Mazaheri}, Math. Sci. Res. Hot-Line 5, No. 10, 31--42 (2001; Zbl 1001.46007)
Mohebi, H. On pseudo-Chebyshev subspaces in normed linear spaces. (English) Zbl 1013.41021 Math. Sci. Res. Hot-Line 5, No. 9, 29-45 (2001). Reviewer: Stefan Cobzaş (Cluj-Napoca) MSC: 41A65 46B20 PDFBibTeX XMLCite \textit{H. Mohebi}, Math. Sci. Res. Hot-Line 5, No. 9, 29--45 (2001; Zbl 1013.41021)
Mohebi, H.; Mazaheri, H. Best approximation in reflexive subspaces of \(L(X,Y)\). (English) Zbl 0988.46001 Soochow J. Math. 27, No. 3, 255-266 (2001). MSC: 46A32 47A58 46A25 41A50 47L05 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{H. Mazaheri}, Soochow J. Math. 27, No. 3, 255--266 (2001; Zbl 0988.46001)
Mohebi, H. Quasi-Chebyshev subspaces in dual spaces. (English) Zbl 0984.46004 J. Nat. Geom. 20, No. 1-2, 33-44 (2001). MSC: 46A20 46A25 46A32 41A65 PDFBibTeX XMLCite \textit{H. Mohebi}, J. Nat. Geom. 20, No. 1--2, 33--44 (2001; Zbl 0984.46004)
Mohebi, H. Some results on quasi-Chebyshev subspaces. (English) Zbl 0974.46017 J. Nat. Geom. 19, No. 1-2, 27-38 (2001). Reviewer: Eugene Tokarev (Kharkov) MSC: 46B20 41A65 46E15 46B25 46A32 PDFBibTeX XMLCite \textit{H. Mohebi}, J. Nat. Geom. 19, No. 1--2, 27--38 (2001; Zbl 0974.46017)
Mohebi, H. On quasi-Chebyshev subspaces of Banach spaces. (English) Zbl 0980.46010 J. Approximation Theory 107, No. 1, 87-95 (2000). Reviewer: Shozo Koshi (Sapporo) MSC: 46B20 41A50 PDFBibTeX XMLCite \textit{H. Mohebi}, J. Approx. Theory 107, No. 1, 87--95 (2000; Zbl 0980.46010) Full Text: DOI
Mohebi, H. Pseudo-Chebyshev subspaces in \(L^1\). (English) Zbl 0958.46020 Korean J. Comput. Appl. Math. 7, No. 2, 465-475 (2000). Reviewer: Robert Burckel (Manhattan) MSC: 46E30 46E15 46E27 41A65 PDFBibTeX XMLCite \textit{H. Mohebi}, Korean J. Comput. Appl. Math. 7, No. 2, 465--475 (2000; Zbl 0958.46020)
Mohebi, H. Pseudo-Chebyshev subspaces in dual spaces. (English) Zbl 0952.46002 J. Nat. Geom. 17, No. 1-2, 93-104 (2000). Reviewer: Klaus Floret (Oldenburg) MSC: 46A20 41A65 46A25 46A32 46M05 PDFBibTeX XMLCite \textit{H. Mohebi}, J. Nat. Geom. 17, No. 1--2, 93--104 (2000; Zbl 0952.46002)
Mohebi, H.; Mazaheri, H. Some results on best approximation in \(L^1\). (English) Zbl 0969.46005 J. Nat. Geom. 17, No. 1-2, 77-92 (2000). Reviewer: M.Valdivia (Valencia) MSC: 46A32 46A50 46M05 46B28 41A50 46B50 PDFBibTeX XMLCite \textit{H. Mohebi} and \textit{H. Mazaheri}, J. Nat. Geom. 17, No. 1--2, 77--92 (2000; Zbl 0969.46005)