qulacs.state

Package Contents

Functions

drop_qubit	Drop qubits from state
from_json	from json string
inner_product	Get inner product
make_mixture	Create a mixed state
make_superposition	Create superposition of states
partial_trace
permutate_qubit
tensor_product

qulacs.state.drop_qubit(state: qulacs.QuantumState, target: List[int], projection: List[int]) → qulacs.QuantumState

Drop qubits from state

qulacs.state.from_json(json: str) → qulacs.QuantumStateBase

from json string

qulacs.state.inner_product(state_bra: qulacs.QuantumState, state_ket: qulacs.QuantumState) → complex

Get inner product

qulacs.state.make_mixture(prob1: complex, state1: qulacs.QuantumStateBase, prob2: complex, state2: qulacs.QuantumStateBase) → qulacs.DensityMatrix

Create a mixed state

qulacs.state.make_superposition(coef1: complex, state1: qulacs.QuantumState, coef2: complex, state2: qulacs.QuantumState) → qulacs.QuantumState

Create superposition of states

qulacs.state.partial_trace(state: qulacs.DensityMatrix, target_traceout: List[int]) → qulacs.DensityMatrix

qulacs.state.partial_trace(state: qulacs.QuantumState, target_traceout: List[int]) → qulacs.DensityMatrix

qulacs.state.permutate_qubit(state: qulacs.DensityMatrix, qubit_order: List[int]) → qulacs.DensityMatrix

qulacs.state.permutate_qubit(state: qulacs.QuantumState, qubit_order: List[int]) → qulacs.QuantumState

qulacs.state.tensor_product(state_left: qulacs.DensityMatrix, state_right: qulacs.DensityMatrix) → qulacs.DensityMatrix

qulacs.state.tensor_product(state_left: qulacs.QuantumState, state_right: qulacs.QuantumState) → qulacs.QuantumState