1. nap: 1.a. M. Willem, Minimax theorems. Birkhauser, Boston, 1996. [Elso fejezet, 1.1-1.4 Sect.] 1.b. A. Kristaly, V. Radulescu, Cs. Varga, Variational principles in Mathematical Physics, Geometry, and Economics, Cambridge University Press, Cambridge, 2010. [Csatolva; Elso fejezet, 1.1, 1.3 Subsect.] 2. nap: 2.a. M. Willem, Minimax theorems. Birkhauser, Boston, 1996. (Elso fejezet, 1.5-1.6 Sect.; Masodik fejezet) 2.b. A. Kristaly, V. Radulescu, Cs. Varga, Variational principles in Mathematical Physics, Geometry, and Economics, Cambridge University Press, Cambridge, 2010. [Elso fejezet, 1.6 Subsect.] [LINK] 2.c. A. Kristaly, Cs. Varga, V. Varga, A nonsmooth principle of symmetric criticality and variationalhemivariational inequalities. J. Math. Anal. Appl. 325 (2007), no. 2, 975-986. [Csatolva; 2_nap_JMAA.pdf] 3. nap: 3.a. A. Kristaly, Asymptotically critical problems on higher-dimensional spheres. Discrete Contin. Dyn. Syst. 23 (2009), no. 3, 919-935. [Csatolva; 3_nap_DCDS.pdf] 3.b. A. Kristaly, Gh. Morosanu, New competition phenomena in Dirichlet problems. J. Math. PuresAppl. (9) 94 (2010), no. 6, 555-570. [Csatolv; 3_nap_JMPA.pdf] 3.c. A. Kristaly, Detection of arbitrarily many solutions for perturbed elliptic problems involving oscillatory terms. J. Differential Equations 245(2008), no. 12, 3849-3868. [Csatolva; 34. nap: 4. nap: 4.a. A. Kristaly, L. Kozma, Metric characterization of Berwald spaces of non-positive flag curvature. J. Geom. Phys. 56 (2006), no. 8, 1257-1270. Link:http://www.sciencedirect.com.ux4ll8xu6v.useaccesscontrol.com/science/articl /pii/S0393044005001051 4.b. A. Kristaly, A.; Gh. Morosanu, G.; A. Roth, Optimal placement of a deposit between markets: Riemann-Finsler geometrical approach. J. Optim. Theory Appl. 139 (2008), no. 2, 263-276. Link: http://www.springerlink.com/content/ml443404k57184q0/ 4.c. A. Kristaly, V. Radulescu, Cs. Varga, Variational principles in Mathematical Physics, Geometry, and Economics, Cambridge University Press, Cambridge, 2010. (Harmadik fejezet, 13 es 14 Sect.) _nap_JDE.pdf] 5. nap: 5.a. A. Kristaly, Location of Nash equilibria: a Riemannian geometrical approach. Proc. Amer. Math. Soc. 138 (2010), no. 5, 1803-1810. [Csatolva; 5_nap_PAMS.pdf] 5.b. A. Kristaly, Nash-type equilibria on manifolds, preprint. [Csatolva; 5_nap_preprint.pdf]