Congratulations to z, who posted the 10,000th comment here:

Says here, change in total (internal) energy U is defined in terms of temperature T, pressure P, volume V and entropy S as


or T=(dU+PdV)/dS …

My thanks to everyone who has commented. Your comments keep me on my toes and make this place better and more interesting.


  1. #1 z
    November 17, 2005

    When can I expect my prize?

  2. #2 Tim Lambert
    November 17, 2005
  3. #3 z
    November 17, 2005

    “Your prize was a correction from Robert P!”

    I prefer to think of it as his taking my post and moving further on with it…

  4. #4 Dano
    November 17, 2005

    z didn’t misrepresent the formula, we’re all dangerous and unpatriotic in our mischaracterizations of z!


New comments have been temporarily disabled. Please check back soon.