mirror of
https://github.com/fjosw/pyerrors.git
synced 2025-03-15 14:50:25 +01:00
58 lines
2 KiB
Python
58 lines
2 KiB
Python
import sys
|
|
sys.path.append('..')
|
|
import autograd.numpy as np
|
|
import os
|
|
import random
|
|
import math
|
|
import string
|
|
import copy
|
|
import scipy.optimize
|
|
from scipy.odr import ODR, Model, Data, RealData
|
|
import pyerrors as pe
|
|
import pytest
|
|
|
|
np.random.seed(0)
|
|
|
|
def test_matrix_functions():
|
|
dim = 3 + int(4 * np.random.rand())
|
|
print(dim)
|
|
matrix = []
|
|
for i in range(dim):
|
|
row = []
|
|
for j in range(dim):
|
|
row.append(pe.pseudo_Obs(np.random.rand(), 0.2 + 0.1 * np.random.rand(), 'e1'))
|
|
matrix.append(row)
|
|
matrix = np.array(matrix) @ np.identity(dim)
|
|
|
|
# Check inverse of matrix
|
|
inv = pe.linalg.mat_mat_op(np.linalg.inv, matrix)
|
|
check_inv = matrix @ inv
|
|
|
|
for (i, j), entry in np.ndenumerate(check_inv):
|
|
entry.gamma_method()
|
|
if(i == j):
|
|
assert math.isclose(entry.value, 1.0, abs_tol=1e-9), 'value ' + str(i) + ',' + str(j) + ' ' + str(entry.value)
|
|
else:
|
|
assert math.isclose(entry.value, 0.0, abs_tol=1e-9), 'value ' + str(i) + ',' + str(j) + ' ' + str(entry.value)
|
|
assert math.isclose(entry.dvalue, 0.0, abs_tol=1e-9), 'dvalue ' + str(i) + ',' + str(j) + ' ' + str(entry.dvalue)
|
|
|
|
# Check Cholesky decomposition
|
|
sym = np.dot(matrix, matrix.T)
|
|
cholesky = pe.linalg.mat_mat_op(np.linalg.cholesky, sym)
|
|
check = cholesky @ cholesky.T
|
|
|
|
for (i, j), entry in np.ndenumerate(check):
|
|
diff = entry - sym[i, j]
|
|
diff.gamma_method()
|
|
assert math.isclose(diff.value, 0.0, abs_tol=1e-9), 'value ' + str(i) + ',' + str(j)
|
|
assert math.isclose(diff.dvalue, 0.0, abs_tol=1e-9), 'dvalue ' + str(i) + ',' + str(j)
|
|
|
|
# Check eigh
|
|
e, v = pe.linalg.eigh(sym)
|
|
for i in range(dim):
|
|
tmp = sym @ v[:, i] - v[:, i] * e[i]
|
|
for j in range(dim):
|
|
tmp[j].gamma_method()
|
|
assert math.isclose(tmp[j].value, 0.0, abs_tol=1e-9), 'value ' + str(i) + ',' + str(j)
|
|
assert math.isclose(tmp[j].dvalue, 0.0, abs_tol=1e-9), 'dvalue ' + str(i) + ',' + str(j)
|
|
|