Kernel: Python 3
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radian
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poi [-0.4 meter, 0.0 meter]
poiV [0.0 meter / second, -3.443 meter / second]
dtype: object
0.0 meter / second -3.443 meter / second 29.6356225 meter / second ** 2 -3.629317023536428e-15 meter / second ** 2
(array([ 0. , -3.443]) <Unit('meter / second')>,
array([ 2.96356225e+01, -3.62931702e-15]) <Unit('meter / second ** 2')>)
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poi [-0.4 meter, 0.0 meter]
poiV [0.0 meter / second, -3.443 meter / second]
Name: 0, dtype: object
0.0 meter / second -3.443 meter / second 29.6356225 meter / second ** 2 -3.629317023536428e-15 meter / second ** 2
[<Quantity([-0.4 -0.01675593], 'meter')>, <Quantity([ 0.1442267 -3.443 ], 'meter / second')>]
---------------------------------------------------------------------------
AttributeError Traceback (most recent call last)
<ipython-input-66-4be5e8d779fe> in <module>
----> 1 results, details = run_ode_solver(system, slope_funcPt1)
2 results
/srv/conda/envs/notebook/lib/python3.7/site-packages/modsim/modsim.py in run_ralston(system, slope_func, **options)
761 # evaluate the slopes at the two-thirds point
762 y_mid, t_mid = project(y1, t1, slopes1, 2 * dt / 3)
--> 763 slopes2 = slope_func(y_mid, t_mid, system)
764
765 # compute the weighted sum of the slopes
<ipython-input-64-ba080488544d> in slope_funcPt1(state, t, system)
3 print(state)
4
----> 5 x = state.poi.x
6 y = state.poi.y
7 vx = state.poiV.x
AttributeError: 'list' object has no attribute 'poi'
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---------------------------------------------------------------------------
AttributeError Traceback (most recent call last)
<ipython-input-23-4dba59581bc3> in <module>
----> 1 plot(results.poi.x, color = 'blue', label='x')
2 plot(results.poi.y, color = 'green', label='y')
3 plot(results.tension, color = 'red', label='tension')
/srv/conda/envs/notebook/lib/python3.7/site-packages/pandas/core/generic.py in __getattr__(self, name)
5177 if self._info_axis._can_hold_identifiers_and_holds_name(name):
5178 return self[name]
-> 5179 return object.__getattribute__(self, name)
5180
5181 def __setattr__(self, name, value):
AttributeError: 'TimeSeries' object has no attribute 'x'
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File "<ipython-input-1-d9a26cb6d156>", line 1
jupyter nbconvert --to pdf -- 'POI.ipynb'
^
SyntaxError: invalid syntax
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