This book covers contemporary topics of mathematical analysis in the form of new ideas, methods, techniques, algorithms, as well as applications of tools in various engineering and scientific fields. It discusses various problems and offers ways to create models to solve those problems.

1. Linear Positive Operators Involving Orthogonal Polynomials. 2. Fixed Point Problems of Multivalued Mappings.
2. Fixed Point Problems of Multivalued Mapping. 3. A Characterization of Rough Fractional Type Integral Operators and Campanato Estimates for their Commutators on the Variable Exponent Vanishing Generalized Morrey Spaces. 4. On the Coefficient Estimates for New Subclasses of Bi-Univalent Functions Associated with Subordination and Fibonacci Numbers.
5. Compact-Like Operators in Vector Lattices Normed by Locally Solid Lattices. 6. Significance and Relevance of Functional Equations in Various Fields. 7. On Indexed Product Summability of an Infinite Series. 8. On Some Important Inequalities.
9. Certain *-Homomorphisms Acting on Unital C*-Probability Spaces and Semicircular Elements Induced by p-adic Number Fields Over Primes p. 10. Application of Variational-Fixed Point Iteration on Three Points Boundary Value Problems. 11. Unified Type Nondifferentiable Second-Order Symmetric Duality Results Over Arbitrary Cones.