phoffman at imc.org
Wed Apr 8 02:31:22 CEST 2009
At 4:59 PM -0700 4/7/09, Lisa Dusseault wrote:
>I'm not certain a new term needs to be introduced. If we're talking
>about a string that is invalid as a label, giving it that term seems
>to legitimize it. If we're talking about a string that may or may not
>be valid, that's just "a string"
Good catch. John's second option was:
> "An M-label is a string that can be mapped into a
> [valid] U-label. It may be a U-label, since those
> trivially map into themselves. The category of U-label
> is a proper subset of the category of M-label." (Mark
> and others).
When I supported it, I was thinking of it as "...a valid U-label", that is, without the "valid" being optional.
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