This is use for all kind of mathematical function
Applying mathematical function on array
NumPy is a Python library which is use to perform different mathematical operations on arrays.
Array is denoted with ‘[ ]’. It is ordered(index Position is fixed), mutable(items can be modified) and homogeneous(items of similar datatype) collection of items.
***hetrogeneous data doge to use homogeneneous type kar ke dega according to priority without converting the value.
*** set ko array me nhi change hoga becouse of orded