Yes, this is the way that the old assumptions work. All assumptions that are implied by the given assumptions are computed and stored at instantiation time.
Aaron Meurer On Thu, Jun 13, 2013 at 9:08 AM, Björn Dahlgren <[email protected]> wrote: > Hello, > > So I came across this odd behaviour when debugging some code: > > In [1]: y=sympy.Symbol('y',real=True) > > In [2]: y.assumptions0 > Out[2]: > {'commutative': True, > 'complex': True, > 'hermitian': True, > 'imaginary': False, > 'real': True} > > In [3]: z=sympy.Symbol('z') > > In [4]: z.assumptions0 > Out[4]: {'commutative': True} > > > I had only expected real being set to true. But I guess complex: True, > imaginary: False, would imply real... > A little confusing - just curious: what is the rationalisation? > > Cheers! > /Björn > > -- > 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?hl=en-US. > 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?hl=en-US. For more options, visit https://groups.google.com/groups/opt_out.
