# Copyright 2022 IBM Inc. All rights reserved
# SPDX-License-Identifier: Apache2.0

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# This file is part of the code to reproduce the results in the paper:
# <NAME> and <NAME>, "Circuit optimization of Hamiltonian
# simulation by simultaneous diagonalization of Pauli clusters," Quantum 4,
# p. 322, 2020. https://doi.org/10.22331/q-2020-09-12-322

import cl

for pauli in  ['y', 'xyz','-zzz', ['yy','-yy','jyy','-jyy','xi','-xi','jxi','-jxi']] :
   if (not isinstance(pauli,list)) : pauli = [pauli]
   matrix = cl.pauli_to_matrix(pauli)
   print(matrix)
   print(pauli)
   print(cl.matrix_to_pauli(matrix))

# Copyright 2022 IBM Inc. All rights reserved
# SPDX-License-Identifier: Apache2.0

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# This file is part of the code to reproduce the results in the paper:
# <NAME> and <NAME>, "Circuit optimization of Hamiltonian
# simulation by simultaneous diagonalization of Pauli clusters," Quantum 4,
# p. 322, 2020. https://doi.org/10.22331/q-2020-09-12-322

import cl

for pauli in  ['y', 'xyz','-zzz', ['yy','-yy','jyy','-jyy','xi','-xi','jxi','-jxi']] :
   if (not isinstance(pauli,list)) : pauli = [pauli]
   matrix = cl.pauli_to_matrix(pauli)
   print(matrix)
   print(pauli)
   print(cl.matrix_to_pauli(matrix))

# Copyright 2022 IBM Inc. All rights reserved # SPDX-License-Identifier: Apache2.0 # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # #    http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # This file is part of the code to reproduce the results in the paper: # <NAME> and <NAME>, "Circuit optimization of Hamiltonian # simulation by simultaneous diagonalization of Pauli clusters," Quantum 4, # p. 322, 2020. https://doi.org/10.22331/q-2020-09-12-322