On Mon, May 11, 2015 at 3:27 PM, Aaron Meurer <[email protected]> wrote: > On Mon, May 11, 2015 at 12:05 AM, Amit Saha <[email protected]> wrote: >> Hi all, >> >> Is this the best way to check whether an expression is an inequality ? > > Yes, except note that Relational can also be Eq().
Thanks for pointing that out. > >> >>>>> expr = x - 4 > 0 >>>>> isinstance(expr, Relational) >> True >>>>> expr = x - 4 >= 0 >>>>> isinstance(expr, Relational) >> True >>>>> expr = x - 4 <= 0 >>>>> isinstance(expr, Relational) >> True >> >> >> Also, can I submit a change to allow "Relational" to be imported from >> sympy instead of having to do: >> from sympy.core.relational import Relational ? > > Are there other examples of base classes being importable directly from sympy? I am not sure, but i understand why it isn't already. -- http://echorand.me -- 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. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CANODV3mbmVijP4P0fKoJdJ03a%3DdYepLO9QE%3DT09yNLp3Y4j2%3Dg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
