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Test graph scene

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Ben Hambrecht 2018-04-11 21:44:49 +02:00
parent aa98e32ed3
commit 51c61e0d0d
1 changed files with 25 additions and 1 deletions
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26
active_projects/eop/chapter1.py
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@ -762,7 +762,7 @@ class IllustrateAreaModel2(AreaIsDerivative):
"y_min" : -4,
"num_iterations" : 7,
"y_axis_label" : "",
"num_rects" : 400,
"num_rects" : 50,
"dT" : 0.25,
"variable_point_label" : "T",
"area_opacity" : 0.8,
@ -771,6 +771,7 @@ class IllustrateAreaModel2(AreaIsDerivative):
self.setup_axes()
self.introduce_variable_area()
return
graph, label = self.get_v_graph_and_label()
@ -935,6 +936,29 @@ class AreaSplitting(Scene):
class Test(GraphScene):
CONFIG = {
"x_min" : -3,
"x_max" : 3,
"y_min" : -0.2,
"y_max" : 2,
"graph_origin": 3*DOWN
}
def construct(self):
self.setup_axes()
graph = self.get_graph(lambda x: np.exp(-x**2/2))
self.add(graph)
integral = self.get_riemann_rectangles(graph,x_min = -3, x_max = 0)
self.add(integral)
anim = self.get_animation_integral_bounds_change(graph, new_xmin = 3, new_xmax = 2)
self.play(anim)