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# krishna

• ## What is a ring?

A non-empty set R, equipped with two binary operations, called addition (+) and multiplication (.) is called a ring if the following…

• ## What are matrices and their types?

Matrices have a wide range of applications in various disciplines such as chemistry, Biology, Engineering, Statistics, economics, etc.

• ## What are the Increasing and decreasing functions?

Introduction(Increasing and decreasing functions)- A function is said to be increasing function in an interval [a, b] if y increases as well…

• ## What is graph theory?

Graph theory is intimately related to many branches of mathematics. It is widely applied in subjects like, Computer Technology, Communication Science, Electrical Engineering, Physics, Architecture, Operations Research, Economics, Sociology, Genetics, etc. In the earlier stages it was called slum Topology. It also has uses in social sciences, chemical sciences, information retrieval systems, linguistics even in economics also.

• ## What is the binary operation?

A binary operation * is a set A is a function from A × A to A. If * is a binary…

• ## What is the principle of mathematical induction?

Mathematical induction is a mathematical technique is used to prove a statement, a theorem or a formula is true for every natural…

• ## What is a ring in discrete mathematics?

Definition(Ring) A non-empty set R, equipped with two binary operations, called addition (+) and multiplication (.) is called a ring if the…

• ## What is a group?

A group is an algebraic structure (G, *) in which the binary operation * on G satisfies the following conditions: Condition-1: For…

• ## What is the principal of inclusion and Exclusion

Principle of inclusion and exclusion can be defined as- Let we have A and B are finite sets. Then A ∪B and…