And the reason for the error: ZZ ^ tuple doesn't make sense, so we try to convert the base to the same type. And tuple(2) yields a TypeError: 'sage.rings.integer.Integer' object is not iterable
On Wednesday, January 4, 2017 at 9:43:21 PM UTC+1, Volker Braun wrote: > > You wrote 2^(0,5) instead of 2^(0.5) > > Note that (0, 5) is shorthand for tuple([0, 5]) in Python. Whereas > one-half is written with a decimal dot, not a comma. > > > On Wednesday, January 4, 2017 at 2:55:36 PM UTC+1, Fjordforsk A/S wrote: >> >> I am trying to plot a trigonometric function, but get a strange result: >> >> plot3d(lambda >> x,t:((cos(2^(0.5)*x)*sech(2^(0.5)*t)+I*2^0.5*tanh(2*t))/(2^(0.5)-cos(2^(0.5)*x)*sech(2^(0,5)*t)))*e^(2*I*t).real_part(),(x,-3*pi,3*pi),(t,-5,5),adaptive=True,color=cmsel) >> >> /home/sem/SageMath/sage-7.4/src/sage/rings/integer.pyx in >> sage.rings.integer.Integer.__pow__ >> (/home/sem/SageMath/sage-7.4/src/build/cythonized/sage/rings/integer.c:13508)() >> 2031 nn = pyobject_to_long(n) >> 2032 except TypeError: >> -> 2033 s = parent_c(n)(self) >> 2034 return s**n >> 2035 except OverflowError: >> >> >> >> >> *TypeError: 'sage.rings.integer.Integer' object is not iterable*What >> have I written wrongly? >> >> >> *Thanks* >> >> -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at https://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.
