Set Theory - Buaft.com

complex z plane

We have seen that there is a (1,-1) correspondence between the element (ordered pair) of the complex z plane RXR and the complex numbers. Therefore, there is a (1,-1) correspondence …

3.14159 is rational or irrational

3.14159 is rational or irrational, is an important irrational number called PI is denoted by mathematical symbol π Which denote the constant ratio of the circumstance of any circle …

inverse of function

If a relation or a function is given in the tabular form that is as a set of ordered pair, its inverse is obtained by interchanging the components of each ordered …

proper and improper subset example

Title: Proper and Improper Subset Example A proper subset is a set that contains some, but not all, of the elements of another set. For instance, if we have …

finite and infinite set ppt test

Finite and infinite set for ppt test Finite set: If a set is equivalent to the set (1,2,3………….n) for some fixed natural number n then the set is said to …

.55555 is real number

.55555 is real number: All things in the world is real without iota(i) set of natural number, set of whole number, set of integers, set of rational numbers, set of irrational …

associative property of real number

Associative property is explained as, more as two numbers are added (+) or multiplied(x), give the result remains as same, For example we have three real numbers a, b. c …

Relations concept example in math

In everyday use relations concept means an abstract type of connection between two person or objects, for stance (teacher, poor), (mother, son), (husband, wife), (brother, sister), (friend, friend), (house, owner) …

types of sets class 11 with examples

TYPES OF SETS CLASS 11 For the purposes of mathematics a set is generally described as” a well-defined collection of distinct objects” by a well-defined collection is meant a collection …

equal set writing method

Equal set writing method Two sets A and B are equal that is A=B if and only if we have the same elements that is if and only if every …