Theorem|A Function is Continuous iff For Any Subset of Y inverse(intA) is Subset of int[inversef(A)]

[@Aylou07]

Thanks to you, I understood the concept of lock and at the same time open, mapped in a function, I hope my like is enough for the moment, excellent video.

[@abhaygupta4461]

Very nice sir

[@shahidrouf7251]

Sir kindly make one video on f(Cl of A) subset to f(A )whole closure
Jazak Allah ✨

[@storexgaming5091]

Thanks sir🤍