Video lecture of Functions and Summation

Functions:This video lecture covers function(introduction,definition ),Domain of function ,Codomain of
function,image of subset,One-to-One and ONTO function,One-to-One correspondence,
inverse of function and composition of function,the graph of function ,floor function ,ceiling of
function etc.
Summation: sequence and summation,special integer sequence,Cardinality,countable,uncountable
sets,growth of function,the growth of combination of function,BIG-O and Big theta notation etc. 


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