dmitrey a écrit : > 2) what does "order" param means? (in > zeros((d1,...,dn),dtype=float,order='C') ) > I guess it is related to how data are stored : 'C order' or 'Fortran order' which are not the same, IIRC. Try with order='C' and order='F'. My 2 cts. -- http://scipy.org/FredericPetit