Question

@misty1212 Are you familiar with Intro Topology Proofs?

Answer 1

HI
NO

Answer 2

although i have seen some
you got one in mind?

Answer 3

:< yeah a proof on my HW i have to do.

Answer 4

post it i understand anything i will say so

Answer 5

*IF i understand

Answer 6

Let f:R->R be defined by: f(x) = 1/x for x>0 and 0 for x=< 0
Prove that the graph G_f is a closed subset of (R^2,d), but that f is not continous

Answer 7

g_f is defined to be the set {(x,y) | (x,y) is in (R x R) where y = f(x)}

Answer 8

@iGreen. Could you help?