Hello Esma, glpk-4.57/doc/gmpl.pdf teaches:
Arguments of all built-in functions, except card, length, and str2time, should be numeric expressions. Best regards Heinrich Schuchardt On 28.12.2015 14:50, esma mehiaoui wrote: > Hello everybody, > > When i write "log(MyVar)" i get the error "argument for log has invalid > type", Please, which type of variable the log function consider ? > > Best regards > > Esma > > > _______________________________________________ > Help-glpk mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/help-glpk > _______________________________________________ Help-glpk mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-glpk
