Circle-Packings/fractal_dimension/mcmullen_stuff/octatreemcmullen.py

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2021-07-15 21:59:31 -07:00
from octanode import Node
import math
import numpy as np
import time
from scipy.sparse import csr_matrix
def functions(n, z):
"""
funs = [[0.446462692171690 + 0.184930902191118j,
0.184930902191118], [0.184930902191118 + 0.446462692171690j,
0.184930902191118], [-0.184930902191118 + 0.446462692171690j,
0.184930902191118], [-0.446462692171690 + 0.184930902191118j,
0.184930902191118], [-0.446462692171690 - 0.184930902191118j,
0.184930902191118], [-0.184930902191118 - 0.446462692171690j,
0.184930902191118], [0.184930902191118 - 0.446462692171690j,
0.184930902191118], [0.446462692171690 - 0.184930902191118j,
0.184930902191118], [1.00000000000000 + 0.414213562373095j,
0.414213562373095], [0.414213562373095 + 1.00000000000000j,
0.414213562373095], [-0.414213562373095 + 1.00000000000000j,
0.414213562373095], [-1.00000000000000 + 0.414213562373095j,
0.414213562373095], [-1.00000000000000 - 0.414213562373095j,
0.414213562373095], [-0.414213562373095 - 1.00000000000000j,
0.414213562373095], [0.414213562373095 - 1.00000000000000j,
0.414213562373095], [1.00000000000000 - 0.414213562373095j,
0.414213562373095]]
return funs[n][0] + np.conj((funs[n][1])**2 / (z-funs[n][1]))
"""
if n == 0:
return 0.446462692171690 + 0.184930902191118j + np.conj(0.0341994385852209/(-0.446462692171690 - 0.184930902191118j + z))
elif n == 1:
return 0.184930902191118 + 0.446462692171690j + np.conj(0.0341994385852209/(-0.184930902191118 - 0.446462692171690j + z))
elif n == 2:
return -0.184930902191118 + 0.446462692171690j + np.conj(0.0341994385852209/(0.184930902191118 - 0.446462692171690j + z))
elif n == 3:
return -0.446462692171690 + 0.184930902191118j + np.conj(0.0341994385852209/(0.446462692171690 - 0.184930902191118j + z))
elif n == 4:
return -0.446462692171690 - 0.184930902191118j + np.conj(0.0341994385852209/(0.446462692171690 + 0.184930902191118j + z))
elif n == 5:
return -0.184930902191118 - 0.446462692171690j + np.conj(0.0341994385852209/(0.184930902191118 + 0.446462692171690j + z))
elif n == 6:
return 0.184930902191118 - 0.446462692171690j + np.conj(0.0341994385852209/(-0.184930902191118 + 0.446462692171690j + z))
elif n == 7:
return 0.446462692171690 - 0.184930902191118j + np.conj(0.0341994385852209/(-0.446462692171690 + 0.184930902191118j + z))
elif n == 8:
return 1.00000000000000 + 0.414213562373095j + np.conj(0.171572875253810/(-1.00000000000000 - 0.414213562373095j + z))
elif n == 9:
return 0.414213562373095 + 1.00000000000000j + np.conj(0.171572875253810/(-0.414213562373095 - 1.00000000000000j + z))
elif n == 10:
return -0.414213562373095 + 1.00000000000000j + np.conj(0.171572875253810/(0.414213562373095 - 1.00000000000000j + z))
elif n == 11:
return -1.00000000000000 + 0.414213562373095j + np.conj(0.171572875253810/(1.00000000000000 - 0.414213562373095j + z))
elif n == 12:
return -1.00000000000000 - 0.414213562373095j + np.conj(0.171572875253810/(1.00000000000000 + 0.414213562373095j + z))
elif n == 13:
return -0.414213562373095 - 1.00000000000000j + np.conj(0.171572875253810/(0.414213562373095 + 1.00000000000000j + z))
elif n == 14:
return 0.414213562373095 - 1.00000000000000j + np.conj(0.171572875253810/(-0.414213562373095 + 1.00000000000000j + z))
elif n == 15:
return 1.00000000000000 - 0.414213562373095j + np.conj(0.171572875253810/(-1.00000000000000 + 0.414213562373095j + z))
def derivatives(n, z):
"""
funs = [[0.446462692171690 + 0.184930902191118j,
0.184930902191118], [0.184930902191118 + 0.446462692171690j,
0.184930902191118], [-0.184930902191118 + 0.446462692171690j,
0.184930902191118], [-0.446462692171690 + 0.184930902191118j,
0.184930902191118], [-0.446462692171690 - 0.184930902191118j,
0.184930902191118], [-0.184930902191118 - 0.446462692171690j,
0.184930902191118], [0.184930902191118 - 0.446462692171690j,
0.184930902191118], [0.446462692171690 - 0.184930902191118j,
0.184930902191118], [1.00000000000000 + 0.414213562373095j,
0.414213562373095], [0.414213562373095 + 1.00000000000000j,
0.414213562373095], [-0.414213562373095 + 1.00000000000000j,
0.414213562373095], [-1.00000000000000 + 0.414213562373095j,
0.414213562373095], [-1.00000000000000 - 0.414213562373095j,
0.414213562373095], [-0.414213562373095 - 1.00000000000000j,
0.414213562373095], [0.414213562373095 - 1.00000000000000j,
0.414213562373095], [1.00000000000000 - 0.414213562373095j,
0.414213562373095]]
return abs(-1*((z-funs[n][0])**2) / (funs[n][1]**2))
"""
if n == 0:
return abs(-29.2402460791314*(-0.446462692171690 - 0.184930902191118j + z)**2)
elif n == 1:
return abs(-29.2402460791314*(-0.184930902191118 - 0.446462692171690j +z)**2)
elif n == 2:
return abs(-29.2402460791314*(0.184930902191118 - 0.446462692171690j +z)**2)
elif n == 3:
return abs(-29.2402460791314*(0.446462692171690 - 0.184930902191118j +z)**2)
elif n == 4:
return abs(-29.2402460791314*(0.446462692171690 + 0.184930902191118j +z)**2)
elif n == 5:
return abs(-29.2402460791314*(0.184930902191118 + 0.446462692171690j +z)**2)
elif n == 6:
return abs(-29.2402460791314*(-0.184930902191118 + 0.446462692171690j + z)**2)
elif n == 7:
return abs(-29.2402460791314*(-0.446462692171690 + 0.184930902191118j +z)**2)
elif n == 8:
return abs(-5.8284271247462*(-1.00000000000000 - 0.414213562373095j + z)**2)
elif n == 9:
return abs(-5.8284271247462*(-0.414213562373095 - 1.00000000000000j + z)**2)
elif n == 10:
return abs(-5.8284271247462*(0.414213562373095 - 1.00000000000000j + z)**2)
elif n == 11:
return abs(-5.8284271247462*(1.00000000000000 - 0.414213562373095j + z)**2)
elif n == 12:
return abs(-5.8284271247462*(1.00000000000000 + 0.414213562373095j + z)**2)
elif n == 13:
return abs(-5.8284271247462*(0.414213562373095 + 1.00000000000000j + z)**2)
elif n == 14:
return abs(-5.8284271247462*(-0.414213562373095 + 1.00000000000000j + z)**2)
elif n == 15:
return abs(-5.8284271247462*(-1.00000000000000 + 0.414213562373095j + z)**2)
def samplePoint(word):
points = [[0.468786, 0.194177], [0.194177, 0.468786], [-0.194177,
0.468786], [-0.468786,
0.194177], [-0.468786, -0.194177], [-0.194177, -0.468786], \
[0.194177, -0.468786], [0.468786, -0.194177], [0.8,
0.331371], [0.331371, 0.8], [-0.331371, 0.8], [-0.8,
0.331371], [-0.8, -0.331371], [-0.331371, -0.8], [0.331371, -0.8], \
[0.8, -0.331371]]
p = points[word[-1]][0] + points[word[-1]][1]*1j
for letter in word[-2::-1]:
p = functions(letter, p)
return p
def sampleValue(word):
d = derivatives(word[0], samplePoint(word))
if d>1:
print(d, word)
return d
def generateTree(words, dc):
tt = time.time()
generators = [np.array([[1., 0., 0., 0., 0., 0., 0., 0., 0., 0.], [0., 1., 0., 0., 0., 0.,
0., 0., 0., 0.], [2.70711, 5.41421, 0., 0., -0.292893, 0., 0., 0.,
6.82843, 0.], [7.53553, 10.6569, 0., 0., -0.707107, 0., 0., 0.,
16.4853, 0.], [11.6569, 13.6569, 0., 0., -1., 0., 0., 0., 23.3137,
0.], [12.6569, 12.6569, 0., 0., -1., 0., 0., 0., 23.3137,
0.], [9.94975, 8.24264, 0., 0., -0.707107, 0., 0., 0., 16.4853,
0.], [5.12132, 3., 0., 0., -0.292893, 0., 0., 0., 6.82843, 0.], [0.,
0., 0., 0., 0., 0., 0., 0., 1., 0.], [2.17157, 2.34315, 0.,
0., -0.171573, 0., 0., 0., 3., 0.]]),np.array([[0., 4.82843, 3.41421,
0., -0.414214, 0., 0., 0., 6.82843, 0.], [0.,
1., 0., 0., 0., 0., 0., 0., 0., 0.], [0., 0., 1., 0., 0., 0., 0.,
0., 0., 0.], [0., 2.41421, 5.82843, 0., -0.414214, 0., 0., 0.,
6.82843, 0.], [0., 6.82843, 11.6569, 0., -1., 0., 0., 0., 16.4853,
0.], [0., 10.6569, 15.0711, 0., -1.41421, 0., 0., 0., 23.3137,
0.], [0., 11.6569, 14.0711, 0., -1.41421, 0., 0., 0., 23.3137,
0.], [0., 9.24264, 9.24264, 0., -1., 0., 0., 0., 16.4853, 0.], [0.,
0., 0., 0., 0., 0., 0., 0., 1., 0.], [0., 2., 2.58579,
0., -0.242641, 0., 0., 0., 3., 0.]]), np.array([[-1., 0., 11.6569, 6.82843,
0., 0., 0., 0., 16.4853, 0.], [-0.414214, 0., 5.82843, 2.41421, 0.,
0., 0., 0., 6.82843, 0.], [0., 0., 1., 0., 0., 0., 0., 0., 0.,
0.], [0., 0., 0., 1., 0., 0., 0., 0., 0., 0.], [-0.414214, 0.,
3.41421, 4.82843, 0., 0., 0., 0., 6.82843, 0.], [-1., 0., 9.24264,
9.24264, 0., 0., 0., 0., 16.4853, 0.], [-1.41421, 0., 14.0711,
11.6569, 0., 0., 0., 0., 23.3137, 0.], [-1.41421, 0., 15.0711,
10.6569, 0., 0., 0., 0., 23.3137, 0.], [0., 0., 0., 0., 0., 0., 0.,
0., 1., 0.], [-0.242641, 0., 2.58579, 2., 0., 0., 0., 0., 3.,
0.]]), np.array([[0., 0., 0., 11.6569, 14.0711, 0., -1.41421, 0., 23.3137,
0.], [0., 0., 0., 9.24264, 9.24264, 0., -1., 0., 16.4853, 0.], [0.,
0., 0., 4.82843, 3.41421, 0., -0.414214, 0., 6.82843, 0.], [0.,
0., 0., 1., 0., 0., 0., 0., 0., 0.], [0., 0., 0., 0., 1., 0., 0.,
0., 0., 0.], [0., 0., 0., 2.41421, 5.82843, 0., -0.414214, 0.,
6.82843, 0.], [0., 0., 0., 6.82843, 11.6569, 0., -1., 0., 16.4853,
0.], [0., 0., 0., 10.6569, 15.0711, 0., -1.41421, 0., 23.3137,
0.], [0., 0., 0., 0., 0., 0., 0., 0., 1., 0.], [0., 0., 0., 2.,
2.58579, 0., -0.242641, 0., 3., 0.]]), np.array([[0., 0., 0., -3.41421,
17.4853, 10.2426, 0., 0., 23.3137, 0.], [0., 0., 0., -3.41421,
18.4853, 9.24264, 0., 0., 23.3137, 0.], [0., 0., 0., -2.41421,
14.0711, 5.82843, 0., 0., 16.4853, 0.], [0., 0., 0., -1., 6.82843,
2., 0., 0., 6.82843, 0.], [0., 0., 0., 0., 1., 0., 0., 0., 0.,
0.], [0., 0., 0., 0., 0., 1., 0., 0., 0., 0.], [0., 0., 0., -1.,
4.41421, 4.41421, 0., 0., 6.82843, 0.], [0., 0., 0., -2.41421,
11.6569, 8.24264, 0., 0., 16.4853, 0.], [0., 0., 0., 0., 0., 0.,
0., 0., 1., 0.], [0., 0., 0., -0.585786, 3.17157, 1.75736, 0., 0.,
3., 0.]]), np.array([[0., 0., 0., 0., -2.41421, 11.6569, 8.24264, 0.,
16.4853, 0.], [0., 0., 0., 0., -3.41421, 17.4853, 10.2426, 0.,
23.3137, 0.], [0., 0., 0., 0., -3.41421, 18.4853, 9.24264, 0.,
23.3137, 0.], [0., 0., 0., 0., -2.41421, 14.0711, 5.82843, 0.,
16.4853, 0.], [0., 0., 0., 0., -1., 6.82843, 2., 0., 6.82843,
0.], [0., 0., 0., 0., 0., 1., 0., 0., 0., 0.], [0., 0., 0., 0., 0.,
0., 1., 0., 0., 0.], [0., 0., 0., 0., -1., 4.41421, 4.41421, 0.,
6.82843, 0.], [0., 0., 0., 0., 0., 0., 0., 0., 1., 0.], [0., 0.,
0., 0., -0.585786, 3.17157, 1.75736, 0., 3., 0.]]), np.array([[0., 0.,
0., -0.292893, 0., 0., 3., 5.12132, 6.82843, 0.], [0., 0.,
0., -0.707107, 0., 0., 8.24264, 9.94975, 16.4853, 0.], [0., 0.,
0., -1., 0., 0., 12.6569, 12.6569, 23.3137, 0.], [0., 0., 0., -1.,
0., 0., 13.6569, 11.6569, 23.3137, 0.], [0., 0., 0., -0.707107, 0.,
0., 10.6569, 7.53553, 16.4853, 0.], [0., 0., 0., -0.292893, 0.,
0., 5.41421, 2.70711, 6.82843, 0.], [0., 0., 0., 0., 0., 0., 1.,
0., 0., 0.], [0., 0., 0., 0., 0., 0., 0., 1., 0., 0.], [0., 0., 0.,
0., 0., 0., 0., 0., 1., 0.], [0., 0., 0., -0.171573, 0., 0.,
2.34315, 2.17157, 3., 0.]]),np.array([[1., 0., 0., 0., 0., 0., 0., 0., 0., 0.], [5.82843, 0., -0.414214,
0., 0., 0., 0., 2.41421, 6.82843, 0.], [11.6569, 0., -1., 0., 0.,
0., 0., 6.82843, 16.4853, 0.], [15.0711, 0., -1.41421, 0., 0., 0.,
0., 10.6569, 23.3137, 0.], [14.0711, 0., -1.41421, 0., 0., 0., 0.,
11.6569, 23.3137, 0.], [9.24264, 0., -1., 0., 0., 0., 0., 9.24264,
16.4853, 0.], [3.41421, 0., -0.414214, 0., 0., 0., 0., 4.82843,
6.82843, 0.], [0., 0., 0., 0., 0., 0., 0., 1., 0., 0.], [0., 0., 0.,
0., 0., 0., 0., 0., 1., 0.], [2.58579, 0., -0.242641, 0., 0., 0.,
0., 2., 3., 0.]]),np.array([[1., 0., 0., 0., 0., 0., 0., 0., 0., 0.], [5.41421, 0., 0., 0., 0.,
0., 0., 3., -1.70711, 5.12132], [10.6569, 0., 0., 0., 0., 0., 0.,
8.24264, -4.12132, 12.364], [13.6569, 0., 0., 0., 0., 0., 0.,
12.6569, -5.82843, 17.4853], [12.6569, 0., 0., 0., 0., 0., 0.,
13.6569, -5.82843, 17.4853], [8.24264, 0., 0., 0., 0., 0., 0.,
10.6569, -4.12132, 12.364], [3., 0., 0., 0., 0., 0., 0.,
5.41421, -1.70711, 5.12132], [0., 0., 0., 0., 0., 0., 0., 1., 0.,
0.], [2.34315, 0., 0., 0., 0., 0., 0., 2.34315, -1., 2.], [0., 0.,
0., 0., 0., 0., 0., 0., 0., 1.]]),np.array([[0., 5.82843, 2.41421, 0., 0., 0., 0., -0.414214, 0., 6.82843], [0.,
1., 0., 0., 0., 0., 0., 0., 0., 0.], [0., 0., 1., 0., 0., 0., 0.,
0., 0., 0.], [0., 3.41421, 4.82843, 0., 0., 0., 0., -0.414214, 0.,
6.82843], [0., 9.24264, 9.24264, 0., 0., 0., 0., -1., 0.,
16.4853], [0., 14.0711, 11.6569, 0., 0., 0., 0., -1.41421, 0.,
23.3137], [0., 15.0711, 10.6569, 0., 0., 0., 0., -1.41421, 0.,
23.3137], [0., 11.6569, 6.82843, 0., 0., 0., 0., -1., 0.,
16.4853], [0., 2.58579, 2., 0., 0., 0., 0., -0.242641, 0.,
3.], [0., 0., 0., 0., 0., 0., 0., 0., 0., 1.]]), np.array([[-1., 0., 11.6569,
6.82843, 0., 0., 0., 0., 0., 16.4853], [-0.414214, 0., 5.82843,
2.41421, 0., 0., 0., 0., 0., 6.82843], [0., 0., 1., 0., 0., 0., 0.,
0., 0., 0.], [0., 0., 0., 1., 0., 0., 0., 0., 0., 0.], [-0.414214,
0., 3.41421, 4.82843, 0., 0., 0., 0., 0., 6.82843], [-1., 0.,
9.24264, 9.24264, 0., 0., 0., 0., 0., 16.4853], [-1.41421, 0.,
14.0711, 11.6569, 0., 0., 0., 0., 0., 23.3137], [-1.41421, 0.,
15.0711, 10.6569, 0., 0., 0., 0., 0., 23.3137], [-0.242641, 0.,
2.58579, 2., 0., 0., 0., 0., 0., 3.], [0., 0., 0., 0., 0., 0., 0.,
0., 0., 1.]]), np.array([[0., 0., -3.41421, 18.4853, 9.24264, 0., 0., 0., 0.,
23.3137], [0., 0., -2.41421, 14.0711, 5.82843, 0., 0., 0., 0.,
16.4853], [0., 0., -1., 6.82843, 2., 0., 0., 0., 0., 6.82843], [0.,
0., 0., 1., 0., 0., 0., 0., 0., 0.], [0., 0., 0., 0., 1., 0., 0.,
0., 0., 0.], [0., 0., -1., 4.41421, 4.41421, 0., 0., 0., 0.,
6.82843], [0., 0., -2.41421, 11.6569, 8.24264, 0., 0., 0., 0.,
16.4853], [0., 0., -3.41421, 17.4853, 10.2426, 0., 0., 0., 0.,
23.3137], [0., 0., -0.585786, 3.17157, 1.75736, 0., 0., 0., 0.,
3.], [0., 0., 0., 0., 0., 0., 0., 0., 0., 1.]]), np.array([[-1., 0., 0., 0.,
11.6569, 13.6569, 0., 0., 0., 23.3137], [-1., 0., 0., 0., 12.6569,
12.6569, 0., 0., 0., 23.3137], [-0.707107, 0., 0., 0., 9.94975,
8.24264, 0., 0., 0., 16.4853], [-0.292893, 0., 0., 0., 5.12132, 3.,
0., 0., 0., 6.82843], [0., 0., 0., 0., 1., 0., 0., 0., 0.,
0.], [0., 0., 0., 0., 0., 1., 0., 0., 0., 0.], [-0.292893, 0., 0.,
0., 2.70711, 5.41421, 0., 0., 0., 6.82843], [-0.707107, 0., 0., 0.,
7.53553, 10.6569, 0., 0., 0., 16.4853], [-0.171573, 0., 0., 0.,
2.17157, 2.34315, 0., 0., 0., 3.], [0., 0., 0., 0., 0., 0., 0., 0.,
0., 1.]]), np.array([[0., 0., 0., 0., 0., 5.82843, 14.0711, -2.41421, 0.,
16.4853], [0., 0., 0., 0., 0., 9.24264, 18.4853, -3.41421, 0.,
23.3137], [0., 0., 0., 0., 0., 10.2426, 17.4853, -3.41421, 0.,
23.3137], [0., 0., 0., 0., 0., 8.24264, 11.6569, -2.41421, 0.,
16.4853], [0., 0., 0., 0., 0., 4.41421, 4.41421, -1., 0.,
6.82843], [0., 0., 0., 0., 0., 1., 0., 0., 0., 0.], [0., 0., 0.,
0., 0., 0., 1., 0., 0., 0.], [0., 0., 0., 0., 0., 2., 6.82843, -1.,
0., 6.82843], [0., 0., 0., 0., 0., 1.75736, 3.17157, -0.585786,
0., 3.], [0., 0., 0., 0., 0., 0., 0., 0., 0.,
1.]]), np.array([[0., -0.414214, 0., 0., 0., 0., 2.41421, 5.82843, 0.,
6.82843], [0., -1., 0., 0., 0., 0., 6.82843, 11.6569, 0.,
16.4853], [0., -1.41421, 0., 0., 0., 0., 10.6569, 15.0711, 0.,
23.3137], [0., -1.41421, 0., 0., 0., 0., 11.6569, 14.0711, 0.,
23.3137], [0., -1., 0., 0., 0., 0., 9.24264, 9.24264, 0.,
16.4853], [0., -0.414214, 0., 0., 0., 0., 4.82843, 3.41421, 0.,
6.82843], [0., 0., 0., 0., 0., 0., 1., 0., 0., 0.], [0., 0., 0.,
0., 0., 0., 0., 1., 0., 0.], [0., -0.242641, 0., 0., 0., 0., 2.,
2.58579, 0., 3.], [0., 0., 0., 0., 0., 0., 0., 0., 0., 1.]]),
np.array([[1., 0., 0., 0., 0., 0., 0., 0., 0., 0.], [0., 1., 0., 0., 0., 0.,
0., 0., 0., 0.], [2., 6.82843, -1., 0., 0., 0., 0., 0., 0.,
6.82843], [5.82843, 14.0711, -2.41421, 0., 0., 0., 0., 0., 0.,
16.4853], [9.24264, 18.4853, -3.41421, 0., 0., 0., 0., 0., 0.,
23.3137], [10.2426, 17.4853, -3.41421, 0., 0., 0., 0., 0., 0.,
23.3137], [8.24264, 11.6569, -2.41421, 0., 0., 0., 0., 0., 0.,
16.4853], [4.41421, 4.41421, -1., 0., 0., 0., 0., 0., 0.,
6.82843], [1.75736, 3.17157, -0.585786, 0., 0., 0., 0., 0., 0.,
3.], [0., 0., 0., 0., 0., 0., 0., 0., 0., 1.]])]
root = Node([3.61312592975275, 3.61312592975275, 3.61312592975275, \
3.61312592975275, 3.61312592975275, 3.61312592975275, \
3.61312592975275, 3.61312592975275, 2.23982880884355, \
-1.00000000000000], [], words, False)
current_leaves = [root]
nodes = 1
while True:
new_leaves = []
for leaf in current_leaves:
next_gen = leaf.next_generation(words, dc, generators)
new_leaves += next_gen
nodes += len(next_gen) if len(next_gen) > 1 else 0
if current_leaves == new_leaves:
break
else:
current_leaves = new_leaves
for i,leaf in enumerate(current_leaves):
words[str(leaf.word)] = i
print(len(current_leaves), "partitions")
print(nodes,"nodes")
print("tree construction (s): %f\ntree construction (m): %f" % (time.time()-tt, (time.time()-tt)/60))
return current_leaves
def constructMatrix(words, dc):
leave = generateTree(words, dc)
row = []
col = []
data = []
for i,leaf in enumerate(leave):
thing = words[str(leaf.word[1:])]
if isinstance(thing,int):
row.append(i)
col.append(thing)
data.append(sampleValue(leaf.word))
else:
sample = sampleValue(leaf.word)
for wor in thing.leaves():
row.append(i)
col.append(words[str(wor.word)])
data.append(sample)
return csr_matrix((data,(row,col)),shape=(len(leave),len(leave)))
def secant(x0,y0,x1,y1,z):
return x0 - (y0-z) * ((x1-x0)/(y1-y0))
def matrixFunction(matrix,l,a):
matrix = matrix.power(a)
vec = np.ones(l)
previous_entry = vec[0]
previous_val = 0
current = matrix * vec
current_val = current[0] / previous_entry
count = 0
while count < 10000000000 and abs(current_val - previous_val) > 1e-15:
previous_val = current_val
previous_entry = current[0]
current = matrix * current
#print(current[0],previous_entry)
current_val = current[0] / previous_entry
count += 1
print("power method:", count)
return current_val
def secantMethod(matrix,l,z,x1,x2,e,its):
k1 = x1
k2 = x2
y1 = matrixFunction(matrix,l,k1)
y2 = matrixFunction(matrix,l,k2)
#y1 = testFunction(k1)
#y2 = testFunction(k2)
count = 1
print(count,k1,y1)
while abs(y1-z)>e and count<its:
k3 = secant(k1,y1,k2,y2,z)
k1 = k2
y1 = y2
k2 = k3
y2 = matrixFunction(matrix,l,k2)
#y2 = testFunction(k2)
count += 1
print(count,k1,y1)
def main():
start = time.time()
words = {}
m = 1500
print("maximum:",m)
matrix = constructMatrix(words,m)
#print(matrix)
print("construction (s): %f\nconstruction (m): %f" % (time.time()-start, (time.time()-start)/60))
#print(csr_matrix.transpose(matrix))
print(csr_matrix.count_nonzero(matrix), (matrix.shape[0])*15)
secantMethod(matrix,matrix.shape[0],1,1.33,1.34,10**(-10),1000)
print("total (s): %f\ntotal (m): %f" % (time.time()-start, (time.time()-start)/60))
main()