!set exolist  =!char 1 to -2 of compvert1a,compvert1b,growpos,basic1,poly,simple1,formulas,frac1,frac2,multvert1,
!set titlelist=!char 1 to -2 of Composition virtuelle Ia,Composition virtuelle Ib,Croissance et signe,drives de base I,drives polynomiales,drives simples I,Formules,Fractions I,Fractions II,Multiplication virtuelle I,
!set exototal =!itemcnt $exolist

