Scientific reports:

2013: Scientific report (Romanian), Scientific report (English)

2014: Scientific report (Romanian), Scientific report (English)

2015: Scientific report (Romanian), Scientific report (English)

Publications:

• L. Leuştean, A. Nicolae, Effective results on compositions of nonexpansive mappings, J. Math. Anal. Appl., 410 (2014), 902-907.

• R. Espínola, A. Nicolae, Continuous selections of Lipschitz extensions in metric spaces, Rev. Mat. Complut., 28 (2015), 741-759.

• D. Ariza-Ruiz, G. López-Acedo, A. Nicolae, The asymptotic behavior of the composition of firmly nonexpansive mappings, J. Optim. Theory Appl., 167 (2015), 409-429.

• L. Leuştean, A. Nicolae, A note on an ergodic theorem in weakly uniformly convex geodesic spaces, Arch. Math. (Basel), 105 (2015), 467-477.

• A. Kristály, C. Li, G. López-Acedo, A. Nicolae, What do 'convexities' imply on Hadamard manifolds?, J. Optim. Theory Appl., 170 (2016), 1068-1074.

• L. Leuştean, A. Nicolae, Effective results on nonlinear ergodic averages in CAT(k) spaces, Ergodic Theory Dynam. Systems, 36 (2016), 2580-2601.

• L. Leuştean, A. Nicolae, A note on an alternative iterative method for nonexpansive mappings, J. Convex Anal., 24 (2017), 501-503.

• U. Kohlenbach, L. Leuştean, A. Nicolae, Quantitative results on Fejér monotone sequences, Comm. Contemp. Math., 20 (2018), 1750015, 42 pp.

Conference and seminar talks:

2013:

• Minimization and maximization problems between two sets in geodesic spaces, Seminar of Differential Geometry, Simion Stoilow Institute of Mathematics of the Romanian Academy, November 4, 2013.

2014:

• Alexandrov spaces and extensions of Lipschitz mappings, Workshop on Metric Fixed Point Theory, January 30 - February 2, 2014, Malaga, Spain.

• The averaged alternating reflection method for solving the convex feasibility problem in geodesic spaces, Function Theory on Infinite Dimensional Spaces XIII, February 4-7, 2014, ICMAT, Madrid, Spain.

• Asymptotic behavior of averaged and firmly nonexpansive mappings in geodesic spaces, IRTG 1529 Research Seminar on Proof Mining and Nonlinear Analysis, February 26-28, 2014, TU Darmstadt, Germany.

• Continuous selections of Lipschitz extensions in metric spaces, Seminar of Mathematical Analysis, Institute of Mathematics of the University of Seville, Spain, June 12, 2014.

• Finding Lipschitz extensions continuously, Colloque de Géométrie, September 7-11, 2014, Université de Haute Alsace, Mulhouse, France.

2015:

• Chebyshev sets in geodesic spaces, Seminar of Mathematical Analysis, Institute of Mathematics of the University of Seville, Spain, February 16, 2015.

• The asymptotic behavior of the composition of firmly nonexpansive mappings, International Conference on Nonlinear Operators, Differential Equations and Applications, July 14-17, 2015, Babes-Bolyai University, Cluj-Napoca, Romania.

• The asymptotic behavior of the composition of firmly nonexpansive mappings, 11^th International Conference on Fixed Point Theory and its Applications, July 20-24, 2015, Galatasaray University, Istanbul, Turkey.

• Continuous selections of Lipschitz extensions in metric spaces, Young Researchers' Conference of the Royal Spanish Mathematical Society, September 7-11, 2015, University of Murcia, Spain.

• Effective results for compositions of firmly nonexpansive mappings in CAT(0) spaces, Seminar of Mathematical Analysis, Institute of Mathematics of the University of Seville, Spain, September 22, 2015.

Research stages:

2014:

• Institute of Mathematics of the University of Seville, Spain: January 10 - February 3, May 3 - June 17, September 12-25, 2014.

2015:

• Institute of Mathematics of the University of Seville, Spain: February 3-19, September 2-6, September 12-24, 2015.

• Research Term on Analysis and Geometry in Metric Spaces, ICMAT, Madrid, Spain: May 3-17, 2015.