public Iδ2ParameterElementCalculation Create()
        {
            Iδ2ParameterElementCalculation calculation = null;

            try
            {
                calculation = new δ2ParameterElementCalculation();
            }
            catch (Exception exception)
            {
                this.Log.Error(
                    exception.Message,
                    exception);
            }

            return(calculation);
        }
 public Iδ2 Calculate(
     Iδ2ParameterElementFactory δ2ParameterElementFactory,
     Iδ2Factory δ2Factory,
     Iδ2ParameterElementCalculation δ2ParameterElementCalculation,
     Isrd srd,
     It t,
     IW W,
     Iβ β,
     Iγ γ)
 {
     return(δ2Factory.Create(
                srd.Value
                .Select(x =>
                        δ2ParameterElementCalculation.Calculate(
                            δ2ParameterElementFactory,
                            x.dIndexElement,
                            x.rIndexElement,
                            x.sIndexElement,
                            t,
                            W,
                            β,
                            γ))
                .ToImmutableList()));
 }