Description: The author prepared the static Ga-1951 Male Mortality Table using Projection Scale C to 1970 and has graduated the results with a Gompertz formula.

Description: The author notes: ‘as actuaries familiar with computers are thoroughly aware, the Halo notation the century-old life contingencies system we all learned as students has to be “linearized” strung out in a straight line for computer programming.’ This article describes a linearized notation that the author has used successfully for several years, for programming use only.