Supremum means if we operate between two elements a and b, the maximum of the two elements is chosen. It is denoted by V. Infimum means if we operate between two elements a and b, the minimum of the ...

Presents propositional logic, combinatorics, methods of proof, mathematical systems, algebra of sets, matrix algebra, relations and functions, recursion and generating functions, applications to ...

The topic “Relations and Functions” is very important topic of algebra in West Bengal Joint Entrance Examination(WBJEE). Students are always confused between Relation and Function. In this article, ...

The course consists of 28 classes or units, approximating a normal semester or trimester in which a class would meet two times per week. Classes can be expanded or combined to fit the available time.

It is well known that the hypergeometric functions $_2F_1 (\alpha \pm 1, \beta, \gamma; t), _2F_1(\alpha, \beta \pm 1, \gamma; t), \quad _2F_1 (\alpha, \beta, \gamma \pm 1; t),$ which are continguous ...