An INSPIRE scholar, post graduate from University of Delhi, enthusiastic and disciplined person

Harpinder Singh

This is an introductory course explaining permutation groups and the forms of its elements along with the theorems on the same.

Crack UPSC CSE Prelims and Mains Exams. Know how to prepare for UPSC 2019 and 2020, complete syllabus, exam patterns, latest notifications to join IAS, IFS, IPS and other cadres of Civil Services.

UPSC CSE - GS

UPSC - Civil Services Examination (IAS) Preparation

English

Permutation Groups

Mathematics

Practice & Crash Course

Environment & Ecology

UPSC CSE

Ace the toughest competitive and government exams in India 

Test Preparation

Union Public Service Commission Exams (UPSC)

Introduction

Elements of Permutation Groups

Looking at D4 as a group of permutations.

Symmetries of a Square

Cycles

Techniques of expressing a permutation as a product of transpositions.

Calculations in Permutations

Technique of proving that disjoint cycles commute.

Disjoint Cycles

Proof of the result that a permutation can be expressed as a cycle or product if cycles.

Expressing a Permutation as a Product of Disjoint Cycles

Proof of the result that disjoint cycles commute.

Disjoint Cycles Commute

Order of Permutation

Concept of even and odd permutation. The proof of An is subgroup of Sn.

Even and Odd Permutation

[Rachna Shukla] PSIR Optional Faculty, Computer science Engineer, Use code : "ASHNASISODIA" to unlock classes.

Ashna Sisodia

In this course, the educator will analyse the important facts and concepts that can be asked in environment section of GS 3 paper in mains examination as well as for Preliminary examination of UPSC CSE.

Enviornment (GS 3) Most Probable Topics for UPSC CSE 2018 - Pre and Mains

India's Top Geography Educator | Use invite code - 'SGYT10' to Unlock my Free Content | Explore the World of Geography like a Pro!

Sudarshan Gurjar

This Course is about Highly yielding topics related with Current Government programs in Environment. Highly recommended for UPSC, State, PSC

(Hindi) Government Programmes and Schemes - Environment for UPSC

Travelling gives you 'experience' & teaching 'immortalizes' it.  Loves both :)  

Vimal Singh Rathore

In this course, aspirants will get to know all the important concepts, conventions, agreements and latest initiatives in Environment and Ecology, for UPSC/IAS and all other competitive exams.

(Hindi) Everything in Environment and Ecology for UPSC/IAS

In this course Vimal has explained all the important conventions on Environment and Ecology. This is one of the most important and scoring section of UPSC Prelims and other State Civil Services Exams.

Important International Conventions on Environment and Ecology

Everything in Environment and Ecology for UPSC/IAS

This Course is All about Eutrophication!! This Course is beneficial for UPSC CSE aspirants.

Lessons

10 lessons • 1h 24m

Invalid Date

NaN

Introduction

Invalid Date

NaN

Elements of Permutation Groups

Invalid Date

NaN

Symmetries of a Square

Invalid Date

NaN

Cycles

Invalid Date

NaN

Calculations in Permutations

Invalid Date

NaN

Disjoint Cycles

Invalid Date

NaN

Expressing a Permutation as a Product of Disjoint Cycles

Invalid Date

NaN

Disjoint Cycles Commute

Invalid Date

NaN

Order of Permutation

Invalid Date

NaN

Even and Odd Permutation