Bibliography[1] Apostol T. M., Calculus Volume II Second edition, Wiley 1969.

[2] Apostol, T. M., Mathematical Analysis, Addison Wesley Publishing Co., 1974.

[3] Ash, Robert, Complex Variables, Academic Press, 1971.

[4] Baker, Roger, Linear Algebra, Rinton Press 2001.

[5] Balakrishnan A.V., Applied Functional Analysis, Springer Verlag 1976.

[6] Brézis, H. Opérateurs maximaux monotones et semigroupes de contractions dans lesespaces de Hilbert, Math Studies, 5, North Holland, 1973.

[7] Buck, R. C. Advanced Calculus 2 edition. McGraw-Hill, 1965.

[8] Cheney, E. W., Introduction To Approximation Theory, McGraw Hill 1966.

[9] Chow S.N. and Hale J.K., Methods of bifurcation Theory , Springer Verlag, NewYork 1982.

[10] Davis H. and Snider A., Vector Analysis Wm. C. Brown 1995.

[11] Deimling K. Nonlinear Functional Analysis, Springer-Verlag, 1985.

[12] Dontchev A.L. The Graves theorem Revisited, Journal of Convex Analysis, Vol. 3,1996, No.1, 45-53.

[13] Donal O’Regan, Yeol Je Cho, and Yu-Qing Chen, Topological Degree Theory andApplications, Chapman and Hall/CRC 2006.

[14] Dunford N. and Schwartz J.T. Linear Operators, Interscience Publishers, a divisionof John Wiley and Sons, New York, part 1 1958, part 2 1963, part 3 1971.

[15] Evans L.C. and Gariepy, Measure Theory and Fine Properties of Functions, CRCPress, 1992.

[16] Evans L.C. Partial Differential Equations, Berkeley Mathematics Lecture Notes.1993.

[17] Fitzpatrick P. M., Advanced Calculus a course in Mathematical Analysis, PWS Pub-lishing Company 1996.

[18] Fonesca I. and Gangbo W. Degree theory in analysis and applications ClarendonPress 1995.

[19] Gasinski L. and Papageorgiou N., Nonlinear Analysis, Volume 9, Chapman andHall, 2006.

[20] Gurtin M. An introduction to continuum mechanics, Academic press 1981.

[21] Gromes W. Ein einfacher Beweis des Satzes von Borsuk. Math. Z. 178, pp. 399 -400(1981).

[22] Hardy, G.H., Littlewood, J.E. and Polya, G., Inequalities, Cambridge UniversityPress 1964.

355