find the range of mod(x-1)/x-1

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- Mar 28th 2011, 08:57 AMprasumrange
find the range of mod(x-1)/x-1

- Mar 28th 2011, 10:01 AMFernandoRevilla
- Mar 29th 2011, 01:50 AMprasum
it is x-1 not x+1

- Mar 29th 2011, 02:00 AMFernandoRevilla
- Mar 29th 2011, 02:02 AMCaptainBlack
- Mar 29th 2011, 02:04 AMCaptainBlack
- Mar 29th 2011, 02:11 AMFernandoRevilla
If the OP meant $\displaystyle f(x)=\mod (x-1/x-1)$ then, $\displaystyle f(x)=1$

for all $\displaystyle x\neq 1$ and $\displaystyle \textrm{rg}(f)=\{1\}$ . :)

P.S. Of course, it seems to be mod(x-1)/(x-1).