On Thursday 27 January 2005 23:25, Eduardo Ariel Menendez P wrote: > I am trying to perorm a variable cell optimization version of the code? -- Paolo Giannozzi e-mail: giannozz at nest.sns.it Scuola Normale Superiore Phone: +39/050-509876, Fax:-563513 Piazza dei Cavalieri 7 I-56126 Pisa, Italy