qiskit.opflow.gradients.DerivativeBase.parameter_expression_grad¶
- static DerivativeBase.parameter_expression_grad(param_expr, param)[ソース]¶
Get the derivative of a parameter expression w.r.t. the given parameter.
- パラメータ
param_expr (
ParameterExpression
) – The Parameter Expression for which we compute the derivativeparam (
ParameterExpression
) – Parameter w.r.t. which we want to take the derivative
- 戻り値の型
Union
[ParameterExpression
,float
]- 戻り値
ParameterExpression representing the gradient of param_expr w.r.t. param