ACTUARIAL NOTE. An approximation to the value of the Reversionary Annuity ax+t-ax:x+t with consequent simplification in the valuation of Last-Survivor Annuities

Autor:	Weatherhead, K. K., Deas, R. G.
Zdroj:	Transactions of the Faculty of Actuaries, 1934 Jan 01. 15(145), 422-428.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/41213554 Zobrazit plný text záznamu