Concept wise

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Relations - Definition

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Empty and Universal Relation

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To prove relation reflexive, transitive, symmetric and equivalent

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Finding number of relations

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Function - Definition

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To prove one-one & onto (injective, surjective, bijective)

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Composite functions

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Composite functions and one-one onto

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Finding Inverse

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Inverse of function: Proof questions

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Binary Operations - Definition

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Whether binary commutative/associative or not

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Binary operations: Identity element

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Binary operations: Inverse

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