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More chapter 5, plus some renaming fun

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This commit is contained in:
Grant Sanderson
2016-08-02 15:50:32 -07:00
parent 6fe057c0f9
commit 4f42f62b3c
19 changed files with 162 additions and 102 deletions
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12
old_projects/inventing_math.py
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@ -806,26 +806,26 @@ class ZoomInOnOne(Scene):
)
num_levels = 3
scale_val = 10
scale_factor = 10
number_lines = [
NumberLine(
interval_size = 1,
density = scale_val*DEFAULT_POINT_DENSITY_1D
density = scale_factor*DEFAULT_POINT_DENSITY_1D
).filter_out(
lambda (x, y, z):abs(y)>0.1
).scale(1.0/scale_val**x)
).scale(1.0/scale_factor**x)
for x in range(num_levels)
]
kwargs = {"rate_func" : None}
self.play(*[
ApplyMethod(number_lines[x].scale, scale_val, **kwargs)
ApplyMethod(number_lines[x].scale, scale_factor, **kwargs)
for x in range(1, num_levels)
]+[
ApplyMethod(number_lines[0].stretch, scale_val, 0, **kwargs),
ApplyMethod(number_lines[0].stretch, scale_factor, 0, **kwargs),
]+[
ApplyMethod(
all_numbers[i].shift,
2*LEFT*(scale_val-1)*(-1)**i,
2*LEFT*(scale_factor-1)*(-1)**i,
**kwargs
)
for i in 0, 1