Kernel: SageMath 8.2
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/ext/sage/sage-8.2/local/lib/python2.7/site-packages/sage/plot/plot.py:2069: DeprecationWarning: elementwise == comparison failed; this will raise an error in the future.
if funcs == []:
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
<ipython-input-1-770a5f970e15> in <module>()
13 t = np.linspace(-RealNumber('1.5'),RealNumber('1.5'),Integer(100))
14 plot(x(t),y(t))
---> 15 bezier(-Integer(1),Integer(0),Integer(1),Integer(0),Integer(0),Integer(1),Integer(0),Integer(1))
<ipython-input-1-770a5f970e15> in bezier(x1, y1, x2, y2, x3, y3, x4, y4)
12 return y1+bx*t+cx*t**Integer(2)+dx*t**Integer(3)
13 t = np.linspace(-RealNumber('1.5'),RealNumber('1.5'),Integer(100))
---> 14 plot(x(t),y(t))
15 bezier(-Integer(1),Integer(0),Integer(1),Integer(0),Integer(0),Integer(1),Integer(0),Integer(1))
/ext/sage/sage-8.2/local/lib/python2.7/site-packages/sage/misc/decorators.pyc in wrapper(*args, **kwds)
562 options['__original_opts'] = kwds
563 options.update(kwds)
--> 564 return func(*args, **options)
565
566 #Add the options specified by @options to the signature of the wrapped
/ext/sage/sage-8.2/local/lib/python2.7/site-packages/sage/plot/plot.pyc in plot(funcs, *args, **kwds)
1954 # if there is one extra arg, then it had better be a tuple
1955 elif n == 1:
-> 1956 G = _plot(funcs, *args, **kwds)
1957 elif n == 2:
1958 # if there are two extra args, then pull them out and pass them as a tuple
/ext/sage/sage-8.2/local/lib/python2.7/site-packages/sage/plot/plot.pyc in _plot(funcs, xrange, parametric, polar, fill, label, randomize, **options)
2072 excluded_points = []
2073 funcs, ranges = setup_for_eval_on_grid(funcs, [xrange], options['plot_points'])
-> 2074 xmin, xmax, delta = ranges[0]
2075 xrange=ranges[0][:2]
2076 # parametric_plot will be a list or tuple of two functions (f,g)
ValueError: too many values to unpack
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