Derive nMx from nqx and nax.

Source: R/lt_id.R

This is the standard identity to derive nMx from nax and nqx.

lt_id_qa_m(nqx, nax, AgeInt)

Arguments

nqx

numeric. Vector of age specific death probabilities.
nax

numeric. Vector of average time spent in interval by those dying in interval.
AgeInt

integer. Vector of age class widths.

Value

nMx vector of age specific death rates derived via identity.

References

Preston S, Heuveline P, Guillot M (2000). Demography: measuring and modeling population processes. Wiley-Blackwell.