Sequences and Series of Real Numbers

Good Books for reference:

  1. Introduction to analysis (Bartley and Sherbert)


Syllabus for sequence and series of real numbers

Sequence of real numbers, Convergence of sequences, Bounded and monotone sequences, Convergence criteria for sequences of real numbers, Cauchy sequences, Subsequences, Bolzano-Weierstrass theorem


Lecture 2 What are sequences?

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Lecture 3 Behaviour of sequences.

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Lecture 4: Epsilon N definition of Limits of sequences

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Lecture 5: Recursive definition of sequences.

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Lecture 6: What are subsequences?

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Lecture 7: Nondecreasing sequences.

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Lecture 8: Bounded sequences

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Lecture 9: Bounded and Nondecreasing sequences are convergent

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Lecture 10: Properties of Limits of sequences

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Lecture 11: Frequently arising Limits

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Series of real numbers, Absolute convergence, Tests of convergence for series of positive terms – comparison test, ratio test, root test, Leibniz test for convergence of alternating series


Lecture 12: Introduction to series.

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Lecture 13: Checking the convergence of a series by the sequence of partial sums

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Lecture 14: Geometric series

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Lecture 15: Some Problems based on geometric series

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Lecture 16: Telescopic series

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Lecture 17: nth term test for checking the divergence of a series.

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Lecture 18: Some noteworthy points regarding convergence of series.

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Lecture 19: The integral test for checking the convergence of series of positive terms

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Lecture 20: Problems based on integral test.

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Lecture 21: p test for checking convergence/divergence of a series

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Lecture 22: Comparison tests ( Direct comparison test and limit comparison test ).

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Lecture 23: Problems on Limit comparison test (LCT) and Direct comparison test (DCT)

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Lecture 24: Ratio test

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Lecture 25: Nth root test.

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Lecture 26: Alternating series

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