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Syllabus :
REAL ANALYSIS
UNIT-1
FUNCTION OF BOUNDED VARIATION
UNIT-2
RIEMANN STIEILTJES INTEGRAL
UNIT-3
INTEGRATORS OF BOUNDED VARIATION
UNIT-4
DOUBLE SEQUENCE
Content :
UNIT-1
FUNCTION OF BOUNDED VARIATION
Properties of monotonic function
Total variation
Absolute and conditional convergence
Cauchy sequence
Absolute convergence
Conditional convergence
Dirichelets theorem test
Able’s test
Rearrangement of series
Riemann’s theorem on conditionary
Convergent series
UNIT-2
RIEMANN STIEILTJES INTEGRAL
Introduction and notation
Linear property
Change of variable in a Riemann stieltjes integral
Reduction to a Riemann integral
Step function as integrators
Reduction of a Riemann-stieltjes integral to a finite sum
Eulers summation formula
Condition
Camparison theorem
UNIT-3
INTEGRATORS OF BOUNDED VARIATION
Sufficient condition for existence of Riemann-stieltjes integral
Necessary condition for the existence of Riemann-steltjes integrals
Mean value theorem for Riemann stiettjes integral
Second fundamental theorem of integral calculas
Differentiation under the integral sign
Integrchanging the order of integration
Lebegue’s criterion for existence of Riemann integrals
UNIT-4
DOUBLE SEQUENCE
Double series
Rearrangement of double series
Cauchy product
Mertons theorem
Finite product
Absolute convergence
Multiplication of power series
Taylor’s series
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