Behling, Roger; Bello-Cruz, Yunier; Iusem, Alfredo; Liu, Di; Santos, Luiz-Rafael A successive centralized circumcentered-reflection method for the convex feasibility problem. (English) Zbl 07790992 Comput. Optim. Appl. 87, No. 1, 83-116 (2024). MSC: 90C25 49M27 65K05 65B99 PDFBibTeX XMLCite \textit{R. Behling} et al., Comput. Optim. Appl. 87, No. 1, 83--116 (2024; Zbl 07790992) Full Text: DOI arXiv
Iusem, Alfredo N.; Marcavillaca, R. T. On proximal algorithms with inertial effects beyond monotonicity. (English) Zbl 07788041 Numer. Funct. Anal. Optim. 44, No. 15-16, 1583-1601 (2023). MSC: 90C25 90C30 47H05 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{R. T. Marcavillaca}, Numer. Funct. Anal. Optim. 44, No. 15--16, 1583--1601 (2023; Zbl 07788041) Full Text: DOI
Behling, Roger; Bello-Cruz, Yunier; Iusem, Alfredo; Liu, Di; Santos, Luiz-Rafael A finitely convergent circumcenter method for the Convex Feasibility Problem. arXiv:2308.09849 Preprint, arXiv:2308.09849 [math.OC] (2023). MSC: 49M27 65K05 65B99 90C25 BibTeX Cite \textit{R. Behling} et al., ``A finitely convergent circumcenter method for the Convex Feasibility Problem'', Preprint, arXiv:2308.09849 [math.OC] (2023) Full Text: arXiv OA License
Iusem, A.; Lara, F. Proximal point algorithms for quasiconvex pseudomonotone equilibrium problems. (English) Zbl 1492.90183 J. Optim. Theory Appl. 193, No. 1-3, 443-461 (2022). MSC: 90C33 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{F. Lara}, J. Optim. Theory Appl. 193, No. 1--3, 443--461 (2022; Zbl 1492.90183) Full Text: DOI
Araújo, G. H. M.; Arefidamghani, R.; Behling, R.; Bello-Cruz, Y.; Iusem, A.; Santos, L.-R. Circumcentering approximate reflections for solving the convex feasibility problem. (English) Zbl 07525630 Fixed Point Theory Algorithms Sci. Eng. 2022, Paper No. 1, 30 p. (2022). MSC: 49M27 65K05 65B99 90C25 PDFBibTeX XMLCite \textit{G. H. M. Araújo} et al., Fixed Point Theory Algorithms Sci. Eng. 2022, Paper No. 1, 30 p. (2022; Zbl 07525630) Full Text: DOI arXiv
Arefidamghani, Reza; Behling, Roger; Iusem, Alfredo N.; Santos, Luiz-Rafael A circumcentered-reflection method for finding common fixed points of firmly nonexpansive operators. arXiv:2203.02410 Preprint, arXiv:2203.02410 [math.OC] (2022). BibTeX Cite \textit{R. Arefidamghani} et al., ``A circumcentered-reflection method for finding common fixed points of firmly nonexpansive operators'', Preprint, arXiv:2203.02410 [math.OC] (2022) Full Text: arXiv OA License
Iusem, Alfredo N.; Mohebbi, Vahid An extragradient method for vector equilibrium problems on Hadamard manifolds. (English) Zbl 1518.47104 J. Nonlinear Var. Anal. 5, No. 3, 459-476 (2021). MSC: 47J25 49J40 54H25 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{V. Mohebbi}, J. Nonlinear Var. Anal. 5, No. 3, 459--476 (2021; Zbl 1518.47104) Full Text: DOI
Iusem, Alfredo N.; Melo, Jefferson G.; Serra, Ray G. A strongly convergent proximal point method for vector optimization. (English) Zbl 1475.90091 J. Optim. Theory Appl. 190, No. 1, 183-200 (2021). MSC: 90C29 90C25 90C30 49J52 90C48 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., J. Optim. Theory Appl. 190, No. 1, 183--200 (2021; Zbl 1475.90091) Full Text: DOI
Arefidamghani, Reza; Behling, Roger; Bello-Cruz, Yunier; Iusem, Alfredo N.; Santos, Luiz-Rafael The circumcentered-reflection method achieves better rates than alternating projections. (English) Zbl 1470.49058 Comput. Optim. Appl. 79, No. 2, 507-530 (2021). MSC: 49M27 65K05 65B99 90C25 PDFBibTeX XMLCite \textit{R. Arefidamghani} et al., Comput. Optim. Appl. 79, No. 2, 507--530 (2021; Zbl 1470.49058) Full Text: DOI arXiv
Júdice, Joaquim J.; Fukushima, Masao; Iusem, Alfredo; Martinez, J. M.; Sessa, Valentina An alternating direction method of multipliers for the eigenvalue complementarity problem. (English) Zbl 1470.90143 Optim. Methods Softw. 36, No. 2-3, 337-370 (2021). MSC: 90C33 90C30 90C26 93B60 PDFBibTeX XMLCite \textit{J. J. Júdice} et al., Optim. Methods Softw. 36, No. 2--3, 337--370 (2021; Zbl 1470.90143) Full Text: DOI
Behling, Roger; Bello-Cruz, Yunier; Iusem, Alfredo N.; Santos, Luiz-Rafael On the centralization of the circumcentered-reflection method. arXiv:2111.07022 Preprint, arXiv:2111.07022 [math.OC] (2021). MSC: 49M27 65K05 65B99 90C25 BibTeX Cite \textit{R. Behling} et al., ``On the centralization of the circumcentered-reflection method'', Preprint, arXiv:2111.07022 [math.OC] (2021) Full Text: DOI arXiv OA License
Iusem, Alfredo; Lara, Felipe A note on: “Existence results for noncoercive mixed variational inequalities in finite dimensional spaces”. (English) Zbl 1468.90135 J. Optim. Theory Appl. 187, No. 2, 607-608 (2020). MSC: 90C33 90C25 90C26 90C30 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{F. Lara}, J. Optim. Theory Appl. 187, No. 2, 607--608 (2020; Zbl 1468.90135) Full Text: DOI
Iusem, A.; Lara, Felipe Quasiconvex optimization problems and asymptotic analysis in Banach spaces. (English) Zbl 1527.90173 Optimization 69, No. 11, 2453-2470 (2020). MSC: 90C26 90C30 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{F. Lara}, Optimization 69, No. 11, 2453--2470 (2020; Zbl 1527.90173) Full Text: DOI
Iusem, Alfredo N.; Mohebbi, Vahid Extragradient methods for nonsmooth equilibrium problems in Banach spaces. (English) Zbl 1460.90191 Optimization 69, No. 11, 2383-2403 (2020). MSC: 90C33 90C48 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{V. Mohebbi}, Optimization 69, No. 11, 2383--2403 (2020; Zbl 1460.90191) Full Text: DOI
Iusem, Alfredo N.; Sosa, Wilfredo On diametrically maximal sets, premonotone operators and premonotone bifunctions. (English) Zbl 1492.47047 J. Nonlinear Var. Anal. 4, No. 2, 253-271 (2020). Reviewer: K. C. Sivakumar (Chennai) MSC: 47H05 52A05 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{W. Sosa}, J. Nonlinear Var. Anal. 4, No. 2, 253--271 (2020; Zbl 1492.47047) Full Text: DOI
Barragán, Abraham B.; Hernández, Lidia A.; Iusem, Alfredo N.; Todorov, Maxim I. Primal-dual partitions in linear semi-infinite programming with bounded coefficients. (English) Zbl 1485.90141 J. Nonlinear Var. Anal. 4, No. 2, 207-223 (2020). MSC: 90C34 PDFBibTeX XMLCite \textit{A. B. Barragán} et al., J. Nonlinear Var. Anal. 4, No. 2, 207--223 (2020; Zbl 1485.90141) Full Text: DOI
Iusem, Alfredo N.; Mohebbi, Vahid Convergence analysis of the extragradient method for equilibrium problems in Hadamard spaces. (English) Zbl 1449.90289 Comput. Appl. Math. 39, No. 2, Paper No. 44, 21 p. (2020). MSC: 90C25 90C30 90C33 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{V. Mohebbi}, Comput. Appl. Math. 39, No. 2, Paper No. 44, 21 p. (2020; Zbl 1449.90289) Full Text: DOI
Iusem, Alfredo N.; Jofré, Alejandro; Thompson, Philip Incremental constraint projection methods for monotone stochastic variational inequalities. (English) Zbl 1477.65101 Math. Oper. Res. 44, No. 1, 236-263 (2019). MSC: 65K15 90C33 90C15 62L20 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., Math. Oper. Res. 44, No. 1, 236--263 (2019; Zbl 1477.65101) Full Text: DOI arXiv
Iusem, Alfredo N.; Júdice, Joaquim J.; Sessa, Valentina; Sarabando, Paula Splitting methods for the eigenvalue complementarity problem. (English) Zbl 1431.90157 Optim. Methods Softw. 34, No. 6, 1184-1212 (2019). MSC: 90C33 90C30 90C26 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., Optim. Methods Softw. 34, No. 6, 1184--1212 (2019; Zbl 1431.90157) Full Text: DOI
Iusem, Alfredo; Lara, Felipe Existence results for noncoercive mixed variational inequalities in finite dimensional spaces. (English) Zbl 1434.90204 J. Optim. Theory Appl. 183, No. 1, 122-138 (2019). MSC: 90C33 90C25 90C26 90C30 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{F. Lara}, J. Optim. Theory Appl. 183, No. 1, 122--138 (2019; Zbl 1434.90204) Full Text: DOI
Iusem, A.; Lara, F. The \(q\)-asymptotic function in \(c\)-convex analysis. (English) Zbl 1436.90104 Optimization 68, No. 7, 1429-1445 (2019). Reviewer: Jan-Joachim Rückmann (Bergen) MSC: 90C25 49N15 90C46 90C30 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{F. Lara}, Optimization 68, No. 7, 1429--1445 (2019; Zbl 1436.90104) Full Text: DOI
Iusem, Alfredo N.; Mohebbi, Vahid Extragradient methods for vector equilibrium problems in Banach spaces. (English) Zbl 1412.90108 Numer. Funct. Anal. Optim. 40, No. 9, 993-1022 (2019). MSC: 90C25 90C30 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{V. Mohebbi}, Numer. Funct. Anal. Optim. 40, No. 9, 993--1022 (2019; Zbl 1412.90108) Full Text: DOI
Iusem, Alfredo N.; Reem, Daniel; Reich, Simeon Fixed points of Legendre-Fenchel type transforms. (English) Zbl 1514.47082 J. Convex Anal. 26, No. 1, 275-298 (2019). MSC: 47H10 26B25 52A41 47N10 47H05 47J05 39B42 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., J. Convex Anal. 26, No. 1, 275--298 (2019; Zbl 1514.47082) Full Text: arXiv Link
Iusem, Alfredo; Lara, Felipe Optimality conditions for vector equilibrium problems with applications. (English) Zbl 1409.90127 J. Optim. Theory Appl. 180, No. 1, 187-206 (2019). MSC: 90C20 90C26 90C32 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{F. Lara}, J. Optim. Theory Appl. 180, No. 1, 187--206 (2019; Zbl 1409.90127) Full Text: DOI
Iusem, Alfredo N.; Jofré, Alejandro; Oliveira, Roberto I.; Thompson, Philip Variance-based extragradient methods with line search for stochastic variational inequalities. (English) Zbl 1415.65145 SIAM J. Optim. 29, No. 1, 175-206 (2019). MSC: 65K15 90C33 90C15 62L20 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., SIAM J. Optim. 29, No. 1, 175--206 (2019; Zbl 1415.65145) Full Text: DOI arXiv
Iusem, A. N.; Todorov, M. I. On OM-decomposable sets. (English) Zbl 1406.52003 Comput. Appl. Math. 37, No. 3, 2837-2844 (2018). Reviewer: Mircea Balaj (Oradea) MSC: 52A07 54F65 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{M. I. Todorov}, Comput. Appl. Math. 37, No. 3, 2837--2844 (2018; Zbl 1406.52003) Full Text: DOI
Iusem, Alfredo N.; Lara, Felipe Second order asymptotic functions and applications to quadratic programming. (English) Zbl 1390.90415 J. Convex Anal. 25, No. 1, 271-291 (2018). MSC: 90C20 90C26 90C32 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{F. Lara}, J. Convex Anal. 25, No. 1, 271--291 (2018; Zbl 1390.90415) Full Text: Link
Iusem, Alfredo N.; Judice, Joaquim J.; Sessa, Valentina; Sherali, Hanif D. The second-order cone quadratic eigenvalue complementarity problem. (English) Zbl 1474.90478 Pac. J. Optim. 13, No. 3, 475-500 (2017). MSC: 90C33 90C30 90C26 90C25 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., Pac. J. Optim. 13, No. 3, 475--500 (2017; Zbl 1474.90478) Full Text: Link
Iusem, A. N.; Jofré, A.; Oliveira, R. I.; Thompson, P. Extragradient method with variance reduction for stochastic variational inequalities. (English) Zbl 1365.65179 SIAM J. Optim. 27, No. 2, 686-724 (2017). MSC: 65K15 49J40 49J55 65Y20 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., SIAM J. Optim. 27, No. 2, 686--724 (2017; Zbl 1365.65179) Full Text: DOI arXiv
Aussel, Didier; Cotrina, John; Iusem, Alfredo N. An existence result for quasi-equilibrium problems. (English) Zbl 1364.49008 J. Convex Anal. 24, No. 1, 55-66 (2017). Reviewer: Zhang Xian (Xiamen) MSC: 49J40 PDFBibTeX XMLCite \textit{D. Aussel} et al., J. Convex Anal. 24, No. 1, 55--66 (2017; Zbl 1364.49008) Full Text: Link
Brás, Carmo P.; Iusem, Alfredo N.; Júdice, Joaquim J. On the quadratic eigenvalue complementarity problem. (English) Zbl 1357.65072 J. Glob. Optim. 66, No. 2, 153-171 (2016). Reviewer: Guoqiang Wang (Shanghai) MSC: 65K05 65F15 90C33 90C30 90C26 PDFBibTeX XMLCite \textit{C. P. Brás} et al., J. Glob. Optim. 66, No. 2, 153--171 (2016; Zbl 1357.65072) Full Text: DOI
Iusem, Alfredo N.; Júdice, Joaquim J.; Sessa, Valentina; Sherali, Hanif D. On the numerical solution of the quadratic eigenvalue complementarity problem. (English) Zbl 1343.65070 Numer. Algorithms 72, No. 3, 721-747 (2016). MSC: 65K05 90C33 65F15 90C26 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., Numer. Algorithms 72, No. 3, 721--747 (2016; Zbl 1343.65070) Full Text: DOI
Gárciga Otero, Rolando; Iusem, Alfredo A proximal method with logarithmic barrier for nonlinear complementarity problems. (English) Zbl 1346.90777 J. Glob. Optim. 64, No. 4, 663-678 (2016). MSC: 90C33 90C51 PDFBibTeX XMLCite \textit{R. Gárciga Otero} and \textit{A. Iusem}, J. Glob. Optim. 64, No. 4, 663--678 (2016; Zbl 1346.90777) Full Text: DOI
Hadjisavvas, Nicolas (ed.); Iusem, Alfredo N. (ed.); Mordukhovich, Boris S. (ed.) Preface. (English) Zbl 1335.00149 J. Glob. Optim. 64, No. 4, 621-622 (2016). MSC: 00B25 90-06 PDFBibTeX XMLCite \textit{N. Hadjisavvas} (ed.) et al., J. Glob. Optim. 64, No. 4, 621--622 (2016; Zbl 1335.00149) Full Text: DOI
Bello Cruz, J. Y.; Iusem, A. N. Full convergence of an approximate projection method for nonsmooth variational inequalities. (English) Zbl 07313374 Math. Comput. Simul. 114, 2-13 (2015). MSC: 90C47 49J35 PDFBibTeX XMLCite \textit{J. Y. Bello Cruz} and \textit{A. N. Iusem}, Math. Comput. Simul. 114, 2--13 (2015; Zbl 07313374) Full Text: DOI
Brás, Carmo P.; Fukushima, Masao; Iusem, Alfredo N.; Júdice, Joaquim J. On the quadratic eigenvalue complementarity problem over a general convex cone. (English) Zbl 1410.90213 Appl. Math. Comput. 271, 594-608 (2015). MSC: 90C33 65F15 90C26 90C30 PDFBibTeX XMLCite \textit{C. P. Brás} et al., Appl. Math. Comput. 271, 594--608 (2015; Zbl 1410.90213) Full Text: DOI
Burachik, Regina S.; Iusem, Alfredo N.; Melo, Jefferson G. The exact penalty map for nonsmooth and nonconvex optimization. (English) Zbl 1312.49045 Optimization 64, No. 4, 717-738 (2015). MSC: 49N15 49M29 90C26 65K10 PDFBibTeX XMLCite \textit{R. S. Burachik} et al., Optimization 64, No. 4, 717--738 (2015; Zbl 1312.49045) Full Text: DOI
Iusem, Alfredo N.; Reem, Daniel; Svaiter, Benar F. Order preserving and order reversing operators on the class of convex functions in Banach spaces. (English) Zbl 1314.46085 J. Funct. Anal. 268, No. 1, 73-92 (2015). Reviewer: Stefan Cobzaş (Cluj-Napoca) MSC: 46N10 46B10 52A41 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., J. Funct. Anal. 268, No. 1, 73--92 (2015; Zbl 1314.46085) Full Text: DOI arXiv
Ferreira, O. P.; Iusem, A. N.; Németh, S. Z. Concepts and techniques of optimization on the sphere. (English) Zbl 1336.26015 Top 22, No. 3, 1148-1170 (2014). MSC: 26B25 90C25 PDFBibTeX XMLCite \textit{O. P. Ferreira} et al., Top 22, No. 3, 1148--1170 (2014; Zbl 1336.26015) Full Text: DOI
Iusem, A. N.; Martínez-Legaz, J. E.; Todorov, M. I. Motzkin predecomposable sets. (English) Zbl 1305.52004 J. Glob. Optim. 60, No. 4, 635-647 (2014). Reviewer: Şafak Alpay (Ankara) MSC: 52A07 54F65 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., J. Glob. Optim. 60, No. 4, 635--647 (2014; Zbl 1305.52004) Full Text: DOI Link
Fernandes, Luís M.; Júdice, Joaquim J.; Fukushima, Masao; Iusem, Alfredo On the symmetric quadratic eigenvalue complementarity problem. (English) Zbl 1299.90342 Optim. Methods Softw. 29, No. 4, 751-770 (2014). MSC: 90C33 90C30 90C26 PDFBibTeX XMLCite \textit{L. M. Fernandes} et al., Optim. Methods Softw. 29, No. 4, 751--770 (2014; Zbl 1299.90342) Full Text: DOI
Behling, R.; Fischer, A.; Herrich, M.; Iusem, A.; Ye, Y. A Levenberg-Marquardt method with approximate projections. (English) Zbl 1298.90103 Comput. Optim. Appl. 59, No. 1-2, 5-26 (2014). MSC: 90C30 PDFBibTeX XMLCite \textit{R. Behling} et al., Comput. Optim. Appl. 59, No. 1--2, 5--26 (2014; Zbl 1298.90103) Full Text: DOI
Iusem, Alfredo N.; Svaiter, Benar F. Splitting methods for finding zeroes of sums of maximal monotone operators in Banach spaces. (English) Zbl 1291.47055 J. Nonlinear Convex Anal. 15, No. 2, 379-397 (2014). Reviewer: K. C. Sivakumar (Chennai) MSC: 47J25 47H05 90C25 49M27 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{B. F. Svaiter}, J. Nonlinear Convex Anal. 15, No. 2, 379--397 (2014; Zbl 1291.47055) Full Text: Link
Gárciga Otero, Rolando; Iusem, Alfredo Fixed-point methods for a certain class of operators. (English) Zbl 1293.47061 J. Optim. Theory Appl. 159, No. 3, 656-672 (2013). Reviewer: Yuqiang Feng (Wuhan) MSC: 47J25 47H05 PDFBibTeX XMLCite \textit{R. Gárciga Otero} and \textit{A. Iusem}, J. Optim. Theory Appl. 159, No. 3, 656--672 (2013; Zbl 1293.47061) Full Text: DOI
Ferreira, O. P.; Iusem, A. N.; Németh, S. Z. Projections onto convex sets on the sphere. (English) Zbl 1312.90055 J. Glob. Optim. 57, No. 3, 663-676 (2013). MSC: 90C25 PDFBibTeX XMLCite \textit{O. P. Ferreira} et al., J. Glob. Optim. 57, No. 3, 663--676 (2013; Zbl 1312.90055) Full Text: DOI
Burachik, Regina S.; Iusem, Alfredo N.; Melo, Jefferson G. An inexact modified subgradient algorithm for primal-dual problems via augmented Lagrangians. (English) Zbl 1266.90194 J. Optim. Theory Appl. 157, No. 1, 108-131 (2013). MSC: 90C48 90C52 PDFBibTeX XMLCite \textit{R. S. Burachik} et al., J. Optim. Theory Appl. 157, No. 1, 108--131 (2013; Zbl 1266.90194) Full Text: DOI
Behling, Roger; Iusem, Alfredo The effect of calmness on the solution set of systems of nonlinear equations. (English) Zbl 1266.65079 Math. Program. 137, No. 1-2 (A), 155-165 (2013). Reviewer: Liu Xinguo (Qingdao) MSC: 65H10 PDFBibTeX XMLCite \textit{R. Behling} and \textit{A. Iusem}, Math. Program. 137, No. 1--2 (A), 155--165 (2013; Zbl 1266.65079) Full Text: DOI
Goberna, M. A.; Iusem, A.; Martínez-Legaz, J. E.; Todorov, M. I. Motzkin decomposition of closed convex sets via truncation. (English) Zbl 1262.52002 J. Math. Anal. Appl. 400, No. 1, 35-47 (2013). MSC: 52A20 90C25 90C05 PDFBibTeX XMLCite \textit{M. A. Goberna} et al., J. Math. Anal. Appl. 400, No. 1, 35--47 (2013; Zbl 1262.52002) Full Text: DOI Link
Cruz, J. Y. Bello; Iusem, A. N. An explicit algorithm for monotone variational inequalities. (English) Zbl 1252.90088 Optimization 61, No. 7, 855-871 (2012). MSC: 90C47 49J35 PDFBibTeX XMLCite \textit{J. Y. B. Cruz} and \textit{A. N. Iusem}, Optimization 61, No. 7, 855--871 (2012; Zbl 1252.90088) Full Text: DOI
Iusem, A. N.; Svaiter, Benar Fux On diagonal subdifferential operators in nonreflexive Banach spaces. (English) Zbl 1242.90288 Set-Valued Var. Anal. 20, No. 1, 1-14 (2012). MSC: 90C47 49J35 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{B. F. Svaiter}, Set-Valued Var. Anal. 20, No. 1, 1--14 (2012; Zbl 1242.90288) Full Text: DOI
Bello Cruz, J. Y.; Iusem, A. N. A strongly convergent method for nonsmooth convex minimization in Hilbert spaces. (English) Zbl 1232.90319 Numer. Funct. Anal. Optim. 32, No. 10, 1009-1018 (2011). MSC: 90C25 90C30 PDFBibTeX XMLCite \textit{J. Y. Bello Cruz} and \textit{A. N. Iusem}, Numer. Funct. Anal. Optim. 32, No. 10, 1009--1018 (2011; Zbl 1232.90319) Full Text: DOI
Gárciga Otero, Rolando; Iusem, Alfredo Regularity results for semimonotone operators. (English) Zbl 1216.47081 Comput. Appl. Math. 30, No. 1, 5-17 (2011). MSC: 47H05 PDFBibTeX XMLCite \textit{R. Gárciga Otero} and \textit{A. Iusem}, Comput. Appl. Math. 30, No. 1, 5--17 (2011; Zbl 1216.47081)
Iusem, Alfredo N.; Nasri, Mostafa Korpelevich’s method for variational inequality problems in Banach spaces. (English) Zbl 1226.49010 J. Glob. Optim. 50, No. 1, 59-76 (2011). MSC: 49J40 47J25 49M30 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{M. Nasri}, J. Glob. Optim. 50, No. 1, 59--76 (2011; Zbl 1226.49010) Full Text: DOI
Iusem, Alfredo N. On the maximal monotonicity of diagonal subdifferential operators. (English) Zbl 1223.90076 J. Convex Anal. 18, No. 2, 489-503 (2011). Reviewer: Zhang Xian (Xiamen) MSC: 90C47 49J35 PDFBibTeX XMLCite \textit{A. N. Iusem}, J. Convex Anal. 18, No. 2, 489--503 (2011; Zbl 1223.90076) Full Text: Link
Iusem, Alfredo N.; Sosa, Wilfredo On the proximal point method for equilibrium problems in Hilbert spaces. (English) Zbl 1206.90212 Optimization 59, No. 7-8, 1259-1274 (2010). MSC: 90C47 49J35 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{W. Sosa}, Optimization 59, No. 7--8, 1259--1274 (2010; Zbl 1206.90212) Full Text: DOI
Burachik, R. S.; Iusem, A. N.; Melo, J. G. Duality and exact penalization for general augmented Lagrangians. (English) Zbl 1211.90284 J. Optim. Theory Appl. 147, No. 1, 125-140 (2010). Reviewer: Nicolas Hadjisavvas (Hermoupolis) MSC: 90C48 PDFBibTeX XMLCite \textit{R. S. Burachik} et al., J. Optim. Theory Appl. 147, No. 1, 125--140 (2010; Zbl 1211.90284) Full Text: DOI
Iusem, A. N.; Seeger, A. Distances between closed convex cones: old and new results. (English) Zbl 1206.46020 J. Convex Anal. 17, No. 3-4, 1033-1055 (2010). MSC: 46B40 52A05 46-02 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{A. Seeger}, J. Convex Anal. 17, No. 3--4, 1033--1055 (2010; Zbl 1206.46020) Full Text: Link
Bello Cruz, J. Y.; Iusem, A. N. Convergence of direct methods for paramonotone variational inequalities. (English) Zbl 1220.90129 Comput. Optim. Appl. 46, No. 2, 247-263 (2010). MSC: 90C33 PDFBibTeX XMLCite \textit{J. Y. Bello Cruz} and \textit{A. N. Iusem}, Comput. Optim. Appl. 46, No. 2, 247--263 (2010; Zbl 1220.90129) Full Text: DOI
Burachik, Regina S.; Iusem, Alfredo N.; Melo, Jefferson G. A primal dual modified subgradient algorithm with sharp Lagrangian. (English) Zbl 1188.90200 J. Glob. Optim. 46, No. 3, 347-361 (2010). MSC: 90C26 49M29 49M37 PDFBibTeX XMLCite \textit{R. S. Burachik} et al., J. Glob. Optim. 46, No. 3, 347--361 (2010; Zbl 1188.90200) Full Text: DOI
Iusem, Alfredo N.; Resmerita, Elena A proximal point method in nonreflexive Banach spaces. (English) Zbl 1189.90196 Set-Valued Var. Anal. 18, No. 1, 109-120 (2010). MSC: 90C48 49J53 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{E. Resmerita}, Set-Valued Var. Anal. 18, No. 1, 109--120 (2010; Zbl 1189.90196) Full Text: DOI
Iusem, Alfredo N.; Nasri, Mostafa Augmented Lagrangian methods for variational inequality problems. (English) Zbl 1187.90293 RAIRO, Oper. Res. 44, No. 1, 5-25 (2010). MSC: 90C33 90C47 49J35 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{M. Nasri}, RAIRO, Oper. Res. 44, No. 1, 5--25 (2010; Zbl 1187.90293) Full Text: DOI Numdam EuDML
Iusem, Alfredo N.; Kassay, Gábor; Sosa, Wilfredo An existence result for equilibrium problems with some surjectivity consequences. (English) Zbl 1200.90164 J. Convex Anal. 16, No. 3-4, 807-826 (2009). Reviewer: Fabián Flores-Bazan (Concepción) MSC: 90C33 90C47 49J35 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., J. Convex Anal. 16, No. 3--4, 807--826 (2009; Zbl 1200.90164) Full Text: Link
Iusem, Alfredo; Seeger, Alberto Searching for critical angles in a convex cone. (English) Zbl 1163.52003 Math. Program. 120, No. 1 (B), 3-25 (2009). MSC: 52A40 90C26 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Math. Program. 120, No. 1 (B), 3--25 (2009; Zbl 1163.52003) Full Text: DOI
Bello Cruz, J. Y.; Iusem, A. N. A strongly convergent direct method for monotone variational inequalities in Hilbert spaces. (English) Zbl 1161.49002 Numer. Funct. Anal. Optim. 30, No. 1-2, 23-36 (2009). MSC: 49J40 65K05 90C30 47H05 49M37 PDFBibTeX XMLCite \textit{J. Y. Bello Cruz} and \textit{A. N. Iusem}, Numer. Funct. Anal. Optim. 30, No. 1--2, 23--36 (2009; Zbl 1161.49002) Full Text: DOI
Iusem, Alfredo N.; Kassay, Gábor; Sosa, Wilfredo On certain conditions for the existence of solutions of equilibrium problems. (English) Zbl 1158.90009 Math. Program. 116, No. 1-2 (B), 259-273 (2009). MSC: 90C47 49J35 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., Math. Program. 116, No. 1--2 (B), 259--273 (2009; Zbl 1158.90009) Full Text: DOI
Iusem, Alfredo; Seeger, Alberto Antipodality in convex cones and distance to unpointedness. (English) Zbl 1158.46004 Appl. Math. Lett. 21, No. 10, 1018-1023 (2008). MSC: 46A40 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Appl. Math. Lett. 21, No. 10, 1018--1023 (2008; Zbl 1158.46004) Full Text: DOI
Resmerita, Elena; Engl, Heinz W.; Iusem, Alfredo N. Corrigendum: The expectation-maximization algorithm for ill-posed integral equations: a convergence analysis. (English) Zbl 1282.65174 Inverse Probl. 24, No. 5, Article ID 059801, 1 p. (2008). MSC: 65R30 62F10 45Q05 60B10 PDFBibTeX XMLCite \textit{E. Resmerita} et al., Inverse Probl. 24, No. 5, Article ID 059801, 1 p. (2008; Zbl 1282.65174) Full Text: DOI
Iusem, Alfredo; Seeger, Alberto Antipodal pairs, critical pairs, and Nash angular equilibria in convex cones. (English) Zbl 1146.90052 Optim. Methods Softw. 23, No. 1, 73-93 (2008). MSC: 90C26 52A40 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Optim. Methods Softw. 23, No. 1, 73--93 (2008; Zbl 1146.90052) Full Text: DOI
Iusem, A.; Seeger, A. Normality and modulability indices. II: Convex cones in Hilbert spaces. (English) Zbl 1141.46005 J. Math. Anal. Appl. 338, No. 1, 392-406 (2008). Reviewer: S. S. Kutateladze (Novosibirsk) MSC: 46A40 46A55 52A07 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, J. Math. Anal. Appl. 338, No. 1, 392--406 (2008; Zbl 1141.46005) Full Text: DOI
Iusem, A.; Seeger, A. Normality and modulability indices. I: Convex cones in normed spaces. (English) Zbl 1141.46004 J. Math. Anal. Appl. 338, No. 1, 365-391 (2008). Reviewer: S. S. Kutateladze (Novosibirsk) MSC: 46A40 46A55 52A07 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, J. Math. Anal. Appl. 338, No. 1, 365--391 (2008; Zbl 1141.46004) Full Text: DOI
Iusem, Alfredo; Seeger, Alberto Computing the radius of pointedness of a convex cone. (English) Zbl 1219.52001 Math. Program. 111, No. 1-2 (B), 217-241 (2008). Reviewer: Gongyun Zhao (Singapore) MSC: 52A07 90C51 90C25 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Math. Program. 111, No. 1--2 (B), 217--241 (2008; Zbl 1219.52001) Full Text: DOI
Burachik, Regina S.; Iusem, Alfredo N. Set-valued mappings and enlargement of monotone operators. (English) Zbl 1154.49001 Springer Optimization and Its Applications 8. New York, NY: Springer (ISBN 978-0-387-69755-0/hbk). xvi, 293 p. (2008). Reviewer: Mikhail Yu. Kokurin (Yoshkar-Ola) MSC: 49-02 47H04 47H05 49J52 47-02 PDFBibTeX XMLCite \textit{R. S. Burachik} and \textit{A. N. Iusem}, Set-valued mappings and enlargement of monotone operators. New York, NY: Springer (2008; Zbl 1154.49001) Full Text: DOI
Iusem, Alfredo N. (ed.); Lucena, Abilio (ed.); Maculan, Nelson (ed.) Special issue: ISMP 2006. Selected papers based on the presentations at the 19th international symposium on mathematical programming, Rio de Janeiro, Brazil, July 31 – August 4, 2006. (English) Zbl 1122.90301 Math. Program. 112, No. 1 (B), 274 p. (2008). MSC: 90-06 00B25 90Cxx PDFBibTeX XML
Iusem, Alfredo; Seeger, Alberto Angular analysis of two classes of non-polyhedral convex cones: the point of view of optimization theory. (English) Zbl 1182.90072 Comput. Appl. Math. 26, No. 2, 191-214 (2007). MSC: 90C26 52A40 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Comput. Appl. Math. 26, No. 2, 191--214 (2007; Zbl 1182.90072) Full Text: Link
Iusem, Alfredo N.; Nasri, Mostafa Inexact proximal point methods for equilibrium problems in Banach spaces. (English) Zbl 1144.65041 Numer. Funct. Anal. Optim. 28, No. 11-12, 1279-1308 (2007). Reviewer: Tran Nhu Pham (Hanoi) MSC: 65K05 90C48 90C30 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{M. Nasri}, Numer. Funct. Anal. Optim. 28, No. 11--12, 1279--1308 (2007; Zbl 1144.65041) Full Text: DOI
Resmerita, Elena; Engl, Heinz W.; Iusem, Alfredo N. The expectation-maximization algorithm for ill-posed integral equations: a convergence analysis. (English) Zbl 1282.65173 Inverse Probl. 23, No. 6, 2575-2588 (2007); corrigendum ibid. 24, No. 5, Article ID 059801, 1 p. (2008). MSC: 65R30 45Q05 60B10 62F10 PDFBibTeX XMLCite \textit{E. Resmerita} et al., Inverse Probl. 23, No. 6, 2575--2588 (2007; Zbl 1282.65173) Full Text: DOI
Cruz Neto, J. X.; Ferreira, O. P.; Iusem, A. N.; Monteiro, R. D. C. Dual convergence of the proximal point method with Bregman distances for linear programming. (English) Zbl 1133.90007 Optim. Methods Softw. 22, No. 2, 339-360 (2007). Reviewer: Samir Kumar Neogy (New Delhi) MSC: 90C05 PDFBibTeX XMLCite \textit{J. X. Cruz Neto} et al., Optim. Methods Softw. 22, No. 2, 339--360 (2007; Zbl 1133.90007) Full Text: DOI
Iusem, Alfredo; Seeger, Alberto On convex cones with infinitely many critical angles. (English) Zbl 1121.52008 Optimization 56, No. 1-2, 115-128 (2007). MSC: 52A20 52A40 90C26 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Optimization 56, No. 1--2, 115--128 (2007; Zbl 1121.52008) Full Text: DOI
Gárciga Otero, Rolando; Iusem, Alfredo N. Proximal methods in reflexive Banach spaces without monotonicity. (English) Zbl 1160.90692 J. Math. Anal. Appl. 330, No. 1, 433-450 (2007). MSC: 90C48 49J53 PDFBibTeX XMLCite \textit{R. Gárciga Otero} and \textit{A. N. Iusem}, J. Math. Anal. Appl. 330, No. 1, 433--450 (2007; Zbl 1160.90692) Full Text: DOI
Burachik, R. S.; Iusem, A. N. On non-enlargeable and fully enlargeable monotone operators. (English) Zbl 1116.47044 J. Convex Anal. 13, No. 3-4, 603-622 (2006). Reviewer: Sergei V. Rogosin (Minsk) MSC: 47H05 47N10 49J53 PDFBibTeX XMLCite \textit{R. S. Burachik} and \textit{A. N. Iusem}, J. Convex Anal. 13, No. 3--4, 603--622 (2006; Zbl 1116.47044)
Iusem, Alfredo; Seeger, Alberto Measuring the degree of pointedness of a closed convex cone: a metric approach. (English) Zbl 1110.15015 Math. Nachr. 279, No. 5-6, 599-618 (2006). Reviewer: Leiba Rodman (Williamsburg) MSC: 15B48 47L07 52A20 46A55 49J53 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Math. Nachr. 279, No. 5--6, 599--618 (2006; Zbl 1110.15015) Full Text: DOI
Iusem, Alfredo; Seeger, Alberto Axiomatization of the index of pointedness for closed convex cones. (English) Zbl 1218.52005 Comput. Appl. Math. 24, No. 2, 245-283 (2005). MSC: 52A07 90C51 90C25 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Comput. Appl. Math. 24, No. 2, 245--283 (2005; Zbl 1218.52005) Full Text: Link
Iusem, Alfredo; Seeger, Alberto On pairs of vectors achieving the maximal angle of a convex cone. (English) Zbl 1087.52005 Math. Program. 104, No. 2-3 (B), 501-523 (2005). Reviewer: Johann Linhart (Salzburg) MSC: 52A40 90C26 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, Math. Program. 104, No. 2--3 (B), 501--523 (2005; Zbl 1087.52005) Full Text: DOI
Bonnel, Henri; Iusem, Alfredo Noel; Svaiter, Benar Fux Proximal methods in vector optimization. (English) Zbl 1093.90054 SIAM J. Optim. 15, No. 4, 953-970 (2005). MSC: 90C29 49J52 49M99 65K05 65K10 90C25 90C48 PDFBibTeX XMLCite \textit{H. Bonnel} et al., SIAM J. Optim. 15, No. 4, 953--970 (2005; Zbl 1093.90054) Full Text: DOI
Iusem, Alfredo N.; Kallio, Markku An interior point method for constrained saddle point problems. (English) Zbl 1213.90198 Comput. Appl. Math. 23, No. 1, 1-31 (2004). MSC: 90C25 90C30 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{M. Kallio}, Comput. Appl. Math. 23, No. 1, 1--31 (2004; Zbl 1213.90198) Full Text: Link
Iusem, Alfredo; Seeger, Alberto Pointedness, connectedness, and convergence results in the space of closed convex cones. (English) Zbl 1113.52004 J. Convex Anal. 11, No. 2, 267-284 (2004). MSC: 52A07 54F65 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{A. Seeger}, J. Convex Anal. 11, No. 2, 267--284 (2004; Zbl 1113.52004)
Gárciga Otero, Rolando; Iusem, Alfredo Proximal methods with penalization effects in Banach spaces. (English) Zbl 1062.90066 Numer. Funct. Anal. Optimization 25, No. 1-2, 69-91 (2004). MSC: 90C48 PDFBibTeX XMLCite \textit{R. Gárciga Otero} and \textit{A. Iusem}, Numer. Funct. Anal. Optim. 25, No. 1--2, 69--91 (2004; Zbl 1062.90066) Full Text: DOI
Graña Drummond, L. M.; Iusem, A. N. A projected gradient method for vector optimization problems. (English) Zbl 1056.90126 Comput. Optim. Appl. 28, No. 1, 5-29 (2004). MSC: 90C29 90C52 PDFBibTeX XMLCite \textit{L. M. Graña Drummond} and \textit{A. N. Iusem}, Comput. Optim. Appl. 28, No. 1, 5--29 (2004; Zbl 1056.90126) Full Text: DOI
Iusem, A. N. On the convergence properties of the projected gradient method for convex optimization. (English) Zbl 1213.90197 Comput. Appl. Math. 22, No. 1, 37-52 (2003). MSC: 90C25 90C30 PDFBibTeX XMLCite \textit{A. N. Iusem}, Comput. Appl. Math. 22, No. 1, 37--52 (2003; Zbl 1213.90197) Full Text: Link
Iusem, Alfredo N.; Sosa, Wilfredo Iterative algorithms for equilibrium problems. (English) Zbl 1176.90640 Optimization 52, No. 3, 301-316 (2003). MSC: 90C47 90C33 49J40 49M37 65K05 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{W. Sosa}, Optimization 52, No. 3, 301--316 (2003; Zbl 1176.90640) Full Text: DOI
Graña Drummond, L. M.; Iusem, A. N.; Svaiter, B. F. On first order optimality conditions for vector optimization. (English) Zbl 1044.90050 Acta Math. Appl. Sin., Engl. Ser. 19, No. 3, 371-386 (2003). MSC: 90C25 90C30 PDFBibTeX XMLCite \textit{L. M. Graña Drummond} et al., Acta Math. Appl. Sin., Engl. Ser. 19, No. 3, 371--386 (2003; Zbl 1044.90050) Full Text: DOI
Iusem, A. N.; Pennanen, T.; Svaiter, B. F. Inexact variants of the proximal point algorithm without monotonicity. (English) Zbl 1053.90134 SIAM J. Optim. 13, No. 4, 1080-1097 (2003). Reviewer: Vincentiu Dumitru (Bucureşti) MSC: 90C48 90C25 49J53 90C30 65K10 90-08 PDFBibTeX XMLCite \textit{A. N. Iusem} et al., SIAM J. Optim. 13, No. 4, 1080--1097 (2003; Zbl 1053.90134) Full Text: DOI
Graña Drummond, L. M.; Iusem, A. N. First order conditions for ideal minimization of matrix-valued problems. (English) Zbl 1091.90070 J. Convex Anal. 10, No. 1, 129-147 (2003). MSC: 90C29 90C46 PDFBibTeX XMLCite \textit{L. M. Graña Drummond} and \textit{A. N. Iusem}, J. Convex Anal. 10, No. 1, 129--147 (2003; Zbl 1091.90070) Full Text: Link
Butnariu, Dan; Iusem, Alfredo N.; Zălinescu, Constantin On uniform convexity, total convexity and convergence of the proximal point and outer Bregman projection algorithms in Banach spaces. (English) Zbl 1091.90078 J. Convex Anal. 10, No. 1, 35-61 (2003). MSC: 90C48 90C26 46B20 46N10 47H07 49J27 PDFBibTeX XMLCite \textit{D. Butnariu} et al., J. Convex Anal. 10, No. 1, 35--61 (2003; Zbl 1091.90078) Full Text: Link
Iusem, Alfredo N.; Sosa, Wilfredo New existence results for equilibrium problems. (English) Zbl 1017.49008 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 52, No. 2, 621-635 (2003). MSC: 49J35 49J40 90C47 90C33 PDFBibTeX XMLCite \textit{A. N. Iusem} and \textit{W. Sosa}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 52, No. 2, 621--635 (2003; Zbl 1017.49008) Full Text: DOI
Iusem, Alfredo; Gárciga Otero, Rolando Augmented Lagrangian methods for cone-constrained convex optimization in Banach spaces. (English) Zbl 1175.90414 J. Nonlinear Convex Anal. 3, No. 2, 155-176 (2002). Reviewer: Dan Butnariu (Haifa) (MR1924764) MSC: 90C48 49J40 90C25 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{R. Gárciga Otero}, J. Nonlinear Convex Anal. 3, No. 2, 155--176 (2002; Zbl 1175.90414)
Gárciga, O. Rolando; Iusem, Alfredo; Svaiter, B. F. On the need for hybrid steps in hybrid proximal point methods. (English) Zbl 1061.47057 Oper. Res. Lett. 29, No. 5, 217-220 (2001). Reviewer: Andrei Ronto (Kyïv) MSC: 47J25 47H05 PDFBibTeX XMLCite \textit{O. R. Gárciga} et al., Oper. Res. Lett. 29, No. 5, 217--220 (2001; Zbl 1061.47057) Full Text: DOI
Alber, Ya. I.; Iusem, A. N. Extension of subgradient techniques for nonsmooth optimization in Banach spaces. (English) Zbl 1049.90123 Set-Valued Anal. 9, No. 4, 315-335 (2001). MSC: 90C48 46N10 90C25 PDFBibTeX XMLCite \textit{Ya. I. Alber} and \textit{A. N. Iusem}, Set-Valued Anal. 9, No. 4, 315--335 (2001; Zbl 1049.90123) Full Text: DOI
Iusem, Alfredo; Gárciga Otero, Rolando Inexact versions of proximal point and augmented Lagrangian algorithms in Banach spaces. (English) Zbl 1018.90067 Numer. Funct. Anal. Optimization 22, No. 5-6, 609-640 (2001). MSC: 90C48 49J40 49M30 90C25 46N10 PDFBibTeX XMLCite \textit{A. Iusem} and \textit{R. Gárciga Otero}, Numer. Funct. Anal. Optim. 22, No. 5--6, 609--640 (2001; Zbl 1018.90067) Full Text: DOI
Graña Drummond, L. M.; Iusem, A. N. Welldefinedness and limiting behavior of the central path. (English) Zbl 1119.90340 Comput. Appl. Math. 19, No. 1, 57-78 (2000). MSC: 90C25 90C30 PDFBibTeX XMLCite \textit{L. M. Graña Drummond} and \textit{A. N. Iusem}, Comput. Appl. Math. 19, No. 1, 57--78 (2000; Zbl 1119.90340)