Table 1 Summary of notation and parameter values
From: Directional selection coupled with kin selection favors the establishment of senescence
Symbol | Meaning | Standard values |
|---|---|---|
\(N\cdot N\) | Grid dimensions | \(200\cdot 200\) |
\({L}_{\mathrm{f}}\) | Number of fecundity loci | 50 |
\({L}_{\mathrm{a}}\) | Number of senescence loci | 50 |
\({\delta }_{0}\) | Baseline mortality | 0.05 |
\({\tau }_{i}\) | Actual age of the ith individual | |
\(\alpha\) | Rate of aging | |
\(b\) | Base of fitness for fecundity | 1.2 |
\(n\) | Size of the Moore neighborhood | 1 |
\({s}_{i}[t]\) | Number of matching fecundity alleles of the ith individual with the actual target phenotype at time t | |
\({\phi }_{k}[t]\) | Target phenotype at time t | |
\(T\) | Number of generations before a random element of the target phenotype is flipped (“fitness period dilution”) | 10 |
\({p}_{\mathrm{rec}}\) | Probability of single point recombination | 1 |
\({p}_{\mathrm{f}}\) | Mutation rate for fecundity (per bit flip probability of fecundity alleles) | 0.01 |
\({p}_{\mathrm{a}}\) | Mutation rate for aging (per bit flip probability of aging alleles) | 0.01 |
D | Diffusion parameter (average number of site swaps/time unit) | 0 |