If you use isympy, use the -o rev-lex commandline flag. If you use init_printing, use init_printing(order='rev-lex').
Also, if an expression contains an O() term, it is automatically printed backwards. Aaron Meurer On Fri, Jul 5, 2013 at 12:59 PM, Ondřej Čertík <[email protected]>wrote: > On Fri, Jul 5, 2013 at 11:12 AM, Amit Saha <[email protected]> wrote: > > Hello, > > > > Is is possible to force the order of terms in an expression to be > > reverse of the order as is chosen by default i.e.highest to lowest? > > > > For example: > > > >>>> expr=3 + x**2 + x > >>>> expr > > x**2 + x + 3 > > > > Is there a method to store or even simply display expr as: > > > > 3 + x + x**2 > > > > without resorting to any hackery? > > It depends on the printer, but for str(), this is implemented in > sympy/printing/str.py, line 44 (_print_Add). > > If you look on top, you will see: > > _default_settings = { > "order": None, > "full_prec": "auto", > } > > These should be possible to set by the user. But for some reason I > can't figure out what to use for "order" to change the ordering. > > Summary: it should be possible, and if not, it should be quite easy to fix. > > Ondrej > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. For more options, visit https://groups.google.com/groups/opt_out.
