What is the difference between "Change time" and "Modify time"?

[Paul Hartman]

On Sun, Jul 31, 2011 at 1:47 PM, Theodore Kilgore
<kilgota at banach.math.auburn.edu> wrote:
> The only other difference was that my partitions on the
> eeePC are all mounted with the option "noatime" in order to save on writes
> to the SSD devices inside it. But "atime" and "ctime" are not the same
> thing, are they?

Correct, atime and ctime are not the same thing. I use "noatime" on
one machine, and change time is still updated normally there.