>Beg to differ.  The classification I gave is SRAIGHT from Prigogine and
>Defay's "Chemical Thermodynamics"  Sorry, but this is documentented in
>LOTS of thermo texts besides theirs.  Been teaching this stuff,
>presenting at meetings, etc. for over 30 years.  never heard of your
 categorizat
>   ion!
I've seen both categorizations used in textbooks.