Review on 

"Non-equilibrium equality of free energy difference"

Univ. of Tokyo
Institute for Solid State Physics
Koji Hukushima
hukusima@issp.u-tokyo.ac.jp

[1] C. Jarzynski, PRL 78 (1997) 2690.
[2] C. Jarzynski, PRE 56 (1997) 5018.