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Problem

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problem background main

problem description main
Write a function that returns the tensor product of matrices. Using this tensor function, write a function to compute the nn-tangle of an nn-qubit pure state for even nn.
Plain-text mathematical notation (without MathML)
Write a function that returns the tensor product of matrices. Using this tensor function, write a function to compute the n-tangle of an n-qubit pure state for even n.
Original LaTeX notation
Write a function that returns the tensor product of matrices. Using this tensor function, write a function to compute the $n$-tangle of an $n$-qubit pure state for even $n$.
problem io
'''
Input:
psi: 1d array of floats, the vector representation of the state

Output:
tangle: float, the n-tangle of psi
'''
problem name
n_tangle
required dependencies
import numpy as np
from scipy.linalg import sqrtm
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Source and history
upstream_id / Original problem ID
19
task_id
ef21ddbc-f001-52ab-883b-047d71ca2a2b
task_key
dev--19
task_revision_id
3
config / split
 / dev
Official source
initial import