summary of disjoint sets

In roster method of representing a set, all the elements are listed in the set. Two sets are said to be Equivalent sets if the elements of one set can be put in one-one correspondence with the elements of the other set. T..

A well-defined collection of definite objects is called a set. In roster method of representing a set, all the elements are listed in the set. In property method of representing a set, all the elements are represented by stating all the properties which are sat..

Let X be a set of numbers and f : N n --> X be a function, then the ordered set {f(1), f(2),...., f(n)} is called a finite sequence in X...

>During electrolysis the metals and hydrogen are set free at the cathode and they are said to be electropositive. Non-metals are set free at the anode and are said to be electronegative. Oxidation number is a residual charge, which an atom of the element appears to have when oth..

Every multicelluar organism begins its life as a single cell called zygote which by cleavage forms numerous identical cells. As development proceeds, these cells become specialised into components of various tissues and organs. The process of specialisation called differentiation makes the ..

>All surds are irrational numbers. Rational numbers and irrational numbers together form the set of real numbers. All rational and irrational numbers can be marked on the number line. Numbers with surds in the denominator are supposed to be simplified by rationalising their denominator..

A Boolean algebra is a set B with two distinct elements, along with the binary operations '+' and '.' and a unary operation (') which satisfy closure property, commutative property, existence of unit element, distributive property for both the binary operations. Moreover, for all x B, t..

>Chromosomes, which are extremely larger than the normal ones are called giant chromosomes. They occur in some animal cells. Lampbrush chromosomes of amphibian oocytes and polytene chromosomes of Drosophile one common examples of giant chromosomes. Genome is the term used to describe the sum total ..

The first two parts describe how the old sailor (Ancient Mariner), defying laws of hospitality, cruelly kills a sea bird - an Albatross, and is then haunted and followed by the spirit of Albatross. In the first part of the poem, the sailor appears suddenly as three guests are about to enter a w..