Re: Concave Down Decreasing Function

["smn"]

PFS wrote:
> Can someone give me an example of a Concave Down Decreasing Function
> over a range of (- infinity, + infinity)? I can't think of one and it
> is driving me nuts.
I am not sure what you mean by "over a range" but y=-x-e^x for
-00<x<+00 has range of values all real numbers and is concave down and
decreasing .smn