Sanity check for convex optimization set
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import numpy as np | |
import matplotlib.pyplot as plt | |
p = np.linspace(0,1j*2*np.pi,50) | |
θ = np.linspace(0,np.pi/2,50) | |
P,Θ = np.meshgrid(p,θ) | |
m = np.exp(P)*np.sin(Θ)*np.cos(Θ) + np.sin(Θ)**2 | |
b = m.flatten() | |
r,i = np.real(b), np.imag(b) |
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import matplotlib.pyplot as plt | |
from qiskit import * | |
from qiskit.tools.monitor import job_monitor | |
from qiskit.tools.visualization import plot_bloch_multivector, plot_histogram | |
from math import pi | |
qr = QuantumRegister(3, name="q") | |
crz, crx = ClassicalRegister(1, name="crz"), ClassicalRegister(1, name="crx") | |
c0 = ClassicalRegister(1, name="c0") |
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import qutip | |
import matplotlib.pyplot as plt | |
import numpy as np | |
b = qutip.Bloch() | |
# vec = [0,1,0] | |
th = np.linspace(0, np.pi, 20) | |
xz = np.sin(th) | |
yz = np.zeros(20) | |
zz = np.cos(th) |
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using SparseArrays | |
using LinearAlgebra | |
using BandedMatrices | |
using SpecialMatrices | |
using ToeplitzMatrices | |
using Random | |
using BlockArrays | |
using FFTW | |
BLAS.set_num_threads(1) |
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import numpy as np | |
import cvxpy as cp | |
α = 0.3 | |
A = np.array([[1., α], [α, 1.5]]) | |
# maximum eigenvalue | |
t = cp.Variable() | |
prob = cp.Problem(cp.Minimize(t), [np.eye(2)*t-A>>0]) | |
prob.solve() | |
# minimum eigenvalue | |
t = cp.Variable() |
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import plotly.express as px | |
df = px.data.tips() | |
color_map = dict(Sun="#881122", Sat="#991188", Fri="#221122", Thur="#887722") | |
fig = px.sunburst(df, path=['day', 'time', 'sex'], color="day", values='total_bill', | |
color_discrete_map=color_map) | |
fig.show() | |
## No Express (without order) | |
def build_hierarchical_dataframe(df, levels, value_column, color_column, color_map): | |
levels_rev = levels[::-1] |
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import numpy as np | |
import matplotlib.pyplot as plt | |
n_steps = 50 | |
c, d= np.array([3,3]),np.array([1,2]) | |
a = c-d | |
b = (np.linalg.norm(c)**2-np.linalg.norm(d)**2)/2 | |
x = np.linspace(0, 4, n_steps) | |
y = np.linspace(0, 4, n_steps) | |
X, Y = np.meshgrid(x, y) |
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