Dear Sahil,
I have cloned it. Still the result is same. Everything is working fine except for the plot.
At the place of the graph, the following error occurs.
Plot:
There was an error in Gamma. For referencethe last five traceback entries are: Traceback (most recent call last):
File "C:\Program Files (x86)\Google\google_appengine\sympy_gamma\app\views.py", line 278, in eval_card result = g.eval_card(card_name, expression, variable, parameters)
File "C:\Program Files (x86)\Google\google_appengine\sympy_gamma\app\logic\logic.py", line 322, in eval_card result = card.eval(evaluator, components, parameters)
File "C:\Program Files (x86)\Google\google_appengine\sympy_gamma\app\logic\resultsets.py", line 98, in eval return self.card_info['eval_method'](evaluator, components, parameters)
File "C:\Program Files (x86)\Google\google_appengine\sympy_gamma\app\logic\resultsets.py", line 562, in eval_plot series = series.get_segments()
File "C:\Program Files (x86)\Google\google_appengine\sympy_gamma\sympy\sympy\plotting\plot.py", line 457, in get_segments sample([self.start, f_start], [self.end, f_end], 0) AttributeError: 'NoneType' object has no attribute 'random'