Question

what is limit.?
and what is infinitesimal?

Answer 1

In mathematics, a limit is a value toward which an expression converges as one or more variables approach certain values. Limits are important in calculus and analysis.


Infinitesimal, in mathematics, a quantity less than any finite quantity yet not zero. Even though no such quantity can exist in the real number system, 

Answer 2

An age limit is the oldest or youngest age at which you are allowed under particular regulation to do something.