Function apply_jvp 

pub fn apply_jvp<R>(
    runtime: &R,
    operator: &QuantumOperator,
    parameters: &ParameterValues,
    parameter_direction: &ParameterDirection,
    input: &R::Buffer,
    input_direction: &R::Buffer,
) -> Result<ApplyJvp<R::Buffer>>
where
    R: Runtime,
    Operator: RuntimeLinearOperator<R>,

Evaluate a parameterized operator and its JVP without materializing A(θ).