- #1
macca1994
- 19
- 0
I have seen this theorem in a few books, but none of them give proofs, it says
if f(x) is a continuous function then lf(x)l is a continuous function. What is the proof of this because i don't really understand why this holds, thanks
if f(x) is a continuous function then lf(x)l is a continuous function. What is the proof of this because i don't really understand why this holds, thanks