My problem is sage-support! Thank!
On Sat, Jul 25, 2009 at 5:38 PM, Rafael Cardoso Dias Costa <[email protected] > wrote: > *error message:* > > Traceback (most recent call last): > File "<stdin>", line 1, in <module> > File "/home/sage/sagenb/sage_notebook/worksheets/rfcard/0/code/12.py", line > 15, in <module> > > S=fft(s) > File "", line 1, in <module> > > File > "/home/sage/sage_install/sage/local/lib/python2.6/site-packages/numpy/fft/fftpack.py", > line 159, in fft > return _raw_fft(a, n, axis, fftpack.cffti, fftpack.cfftf, _fft_cache) > > File > "/home/sage/sage_install/sage/local/lib/python2.6/site-packages/numpy/fft/fftpack.py", > line 66, in _raw_fft > r = work_function(a, wsave) > TypeError: array cannot be safely cast to required type > > > > On Sat, Jul 25, 2009 at 5:29 PM, Rafael Costa <[email protected]> wrote: > >> >> Why Sage not execute the python code? >> >> from scipy import * >> from pylab import * >> >> sample_rate=1000.00 >> t=r_[0:0.6:1/sample_rate] >> N=len(t) >> s=sin(2*pi*50*t)+sin(2*pi*70*t+pi/4) >> S=fft(s) >> f=sample_rate*r_[0:(N/2)]/N >> n=len(f) >> plot(f,abs(S[0:n])/N) >> >> >> Thank! >> >> >> Rafael >> >> >> >> > > > -- > Rafael Cardoso Dias Costa > Engenheiro de Controle e Automação - UFMG > Mestrando em Engenharia Química - Controle de Processos - UFRGS > +55 51 8541-0926 :: Porto Alegre - RS > +55 51 8430-1421 :: Porto Alegre - RS > +55 31 9165-5488 :: Belo Horizonte - MG > +55 31 3466-0146 :: Residência em Belo Horizonte - MG > -- Rafael Cardoso Dias Costa Engenheiro de Controle e Automação - UFMG Mestrando em Engenharia Química - Controle de Processos - UFRGS +55 51 8541-0926 :: Porto Alegre - RS +55 51 8430-1421 :: Porto Alegre - RS +55 31 9165-5488 :: Belo Horizonte - MG +55 31 3466-0146 :: Residência em Belo Horizonte - MG --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-devel URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---
