On the Construction and Use of Commutation Tables for Calculating the Values of Benefits depending on Life Contingencies

Peter Gray
1862 The Assurance Magazine and Journal of the Institute of Actuaries  
To find the value of a life annuity on (x), of which the first payment is to be £1; the second, £2; the third, £3; and so on, increasing annually, by the amount of the first payment, to the end of life.
doi:10.1017/s2046165800002033 fatcat:4mvr5oikobhyxk4fl4f4rnwauq