Parameters
                    Default
                    Description
                 
                
                    Age *
                    --
                    Age of insured person at valuation, fraction allowed
                 
                
                    AgeIns *
                    --
                    Age at which the insurance coverage starts, fraction allowed.  If AgeIns is less than Age then only life insurance payment 
                        paid after Age is discounted.
                 
                
                
                
                    Duration
                    --
                    Insurance period (in years), by default, ends at age 120, fraction allowed
                 
                
                    Qx-Pre
                    True
                    True: Mortality between Age and AgeIns
                 
                
                    Weight
                    1
                    Weights applied on life insurance coverage starting at AgeIns: single weight or 
vector of weights