Tutorials
Libraries
API References
qiskit.aqua
qiskit.aqua.algorithms
qiskit.aqua.components
qiskit.aqua.circuits
qiskit.aqua.operators
qiskit.aqua.utils
qiskit.chemistry
qiskit.finance
qiskit.ml
qiskit.optimization
Troubleshooting
qiskit.aqua.operators.legacy
Returns number of qubits for operator