I know this is a really basic question. I get confused this with other languages.
I need to know how to code atan2 in root/C++
tan x= x0/y0 ----- r0=sqrt(x0^2 + y0^2))
sin x= x0/r0
cox x= y0/r0
Which one is the correct one ?
ROOT Version: Not Provided
Platform: Not Provided
Compiler: Not Provided