`R/lt_rule.R`

`lt_rule_ak_q0_a0.Rd`

`AKq02a0`

Andreev Kingkade a0 method. This version has a 3-part segmented linear model, based on cut points in q0. Code ported from HMDLifeTables.

lt_rule_ak_q0_a0(q0, Sex)

q0 | a value or vector of values of q0, the death probability in the first year of life. |
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Sex | either "m" or "f" |

a0, the estimated average age at death of those dying in the first year of life, either a single value or a vector of a_0 values.