# Thread: Discrete Math Proof: Probably easier than pie

1. ## Discrete Math Proof: Probably easier than pie

If a number x is positive, so is x+1.

This seems rather intuitive to me, but I'm having trouble proving it formally.

So far I've got is x > 0 and x+1 > 0. I'm not sure where to go from here.

2. Originally Posted by sgcb
If a number x is positive, so is x+1.

This seems rather intuitive to me, but I'm having trouble proving it formally.

So far I've got is x > 0 and x+1 > 0. I'm not sure where to go from here.
x>0