- #1
Viet Tu
- 8
- 0
My problem is simple, but I couldn't solve it:
This is: Find a function f(x) of a variable x, x is in real field. the F(x) satisfy:
When x = 0, f(x) = 0
When x<>0, f(x) =1.
Anyone can help me?
Thank you.
This is: Find a function f(x) of a variable x, x is in real field. the F(x) satisfy:
When x = 0, f(x) = 0
When x<>0, f(x) =1.
Anyone can help me?
Thank you.