Recent Studies in Mathematics and Computer Science Vol. 4

This book covers all areas of mathematics and computer science. The contributions by the authors include RSA cryptosystem, elliptic curve, Wiener’s attack, cryptography, non-abelian free gorup, elementary theory, Tarski problems, elementary free groups, algebraic geometry over groups, super-resolution, low-resolution, directional wavelet, angular selectivity, multiselectivity analysis, adaptive selectivity, stackelberg, game model, supply chain, renewal product, small index, DBA, DBMS, LDF, MDF, SQL, electronic banking, non-repudiation, biometric, finger vein, Hitachi H1 FV scanner, Polynomials, polar derivative of a polynomial, zeros, extremal problems, gravity-gyroscopic waves, dirichlet problem, neumann problem, finite element method, difference scheme, analysis of dispersion, errors estimates, stability, convergence, accuracy estimates, maxima, normalized max, mex, almost sure limit etc. This book contains various materials suitable for students, researchers and academicians in the field of mathematics and computer science.