| Children | Generates Individual Fertility Histories, Using Function Sim_bio. |
| dataLH | dataLH data |
| dpopus | dpopus data Population of the United States in 2019 reported in the HMD (Population.txt file) |
| GetData | Reads data from the HMD and HFD |
| GetGenerations | Creates Database 'dataLH' from Mortality Rates and Fertility Rates |
| GetRates | Retrieves Data from HMD and HFD for a Selected Country (All Years) |
| H_pw | Computes cumulative hazard at duration t. |
| Lifespan | Generates Individual Lifespan(s) |
| Partnership | Allocates Partners to Members of Virtual Population. |
| pw_root | Equation for which root must be determined. |
| r.pw_exp | Sample from a piecewise-constant exponential distribution. |
| rates | rates data |
| Sim_bio | Generic Function to Generate Single Life History |