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#### shaalaa.com | Relations and Functions part 1 (Concepts)

#### Series 1: playing of 40

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Relations and Functions

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Relations and Functions part 1 (Concepts)

00:13:49

00:13:49

Relations and Functions part 2 (Empty Relation)

00:08:49

00:08:49

Relations and Functions part 3 (Universal Trival Relation)

00:05:06

00:05:06

Relations and Functions part 4 (Reflexive relations)

00:04:32

00:04:32

Relations and Functions part 5 (Symmetric Relations)

00:06:02

00:06:02

Relations and Functions part 6 (Transitive Relations)

00:07:26

00:07:26

Relations and Functions part 7 (Equivalence Relations)

00:07:05

00:07:05

Relations and Functions part 8 (Example Symmetric)

00:05:47

00:05:47

Relations and Functions part 9 (Example Reflexive Symmetric)

00:08:39

00:08:39

Relations and Functions part 10 (Equivalence Class)

00:11:35

00:11:35

Relations and Functions part 11 (Example Reflexive Transitive)

00:08:41

00:08:41

Relations and Functions part 12 (Example Reflexive Symmetric)

00:07:45

00:07:45

Relations and Functions part 13 (Example Symmetric Transitive)

00:12:27

00:12:27

Relations and Functions part 14 (Example Reflexive Transitive)

00:09:51

00:09:51

Relations and Functions part 15 (Example Equivalence Relation)

00:09:15

00:09:15

Relations and Functions part 16 (Example Equivalence Relation)

00:10:44

00:10:44

Relations and Functions part 17 (Example Equivalence Relation)

00:09:58

00:09:58

Relations and Functions part 18 (function - Injective, one-one)

00:06:18

00:06:18

Relations and Functions part 19 (Function - Surjective, onto)

00:03:53

00:03:53

Relations and Functions part 20 (Types of function - Bijective)

00:07:16

00:07:16

Relations and Functions part 21 (Example one-one onto)

00:11:27

00:11:27

Relations and Functions part 22 (Example one-one onto)

00:12:34

00:12:34

Relations and Functions part 23 (Example one-one onto)

00:08:43

00:08:43

Relations and Functions part 24 (Example one-one onto)

00:10:49

00:10:49

Relations and Functions part 25 (Example one-one onto)

00:12:00

00:12:00

Relations and Functions part 26 (Composition of Functions)

00:10:58

00:10:58

Relations and Functions part 27 (Example Composition of Functions)

00:09:29

00:09:29

Relations and Functions part 28 (Example Composition of Functions)

00:09:38

00:09:38

Relations and Functions part 29 (Example Composition of Functions)

00:07:28

00:07:28

Relations and Functions part 30 (Invertible functions)

00:03:24

00:03:24

Relations and Functions part 31 (Example Invertible functions)

00:14:24

00:14:24

Relations and Functions part 32 (Theorem Invertible functions)

00:08:52

00:08:52

Relations and Functions part 33 (Example Invertible functions)

00:09:02

00:09:02

Relations and Functions part 34 (Example Invertible functions)

00:12:41

00:12:41

Relations and Functions part 35 (Binary Operations)

00:10:14

00:10:14

Relations and Functions part 36 (Binary Operations Commutative)

00:02:04

00:02:04

Relations and Functions part 37 (Binary Operations Associative)

00:04:10

00:04:10

Relations and Functions part 38 (Binary Operations Identity)

00:03:17

00:03:17

Relations and Functions part 39 (Binary Operations Invertible)

00:03:17

00:03:17

Relations and Functions part 40 (Example Binary Operations)

00:13:30

00:13:30

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- Types of relations: reflexive, symmetric, transitive and equivalence relations.
- One to one and onto functions, composite functions, inverse of a function. Binary operations.