31 lines
627 B
Python
31 lines
627 B
Python
#!/usr/bin/python3
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import numpy as np
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import matplotlib.pyplot as plt
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from matplotlib import rc
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#rc('font',**{'family':'serif','serif':['Computer Modern']})
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#rc('text', usetex=True)
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from scipy.special import ellipe,ellipk
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from boris import *
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m = m_pr
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q = e
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i = 800 # tok v ovoju
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N = 1000 # stevilo ovojev
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I = i*N
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a = .8 # ovoj
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b = 0.5 + 0.5*a
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v0 = np.array([-0.1,0.15,+0.])*c/2/2
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x0 = np.array([1., 0.,0.4])
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E = lambda x: np.array([0.,0.,0.])
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B = lambda x: tokamak(x, a, b, I, 16)
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dt = 1.5e-8
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dt = 1.5e-4
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tdur = 3e0
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dt = 2e-11
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tdur = 1e-6
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X,V = boris(x0, v0, E, B, dt, tdur, q, m)
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plot3(X,lim=[-b-a,b+a],tokamak=[a,b,16])
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