![]() ![]() Some MPMs are parameterized with a stasis loop at the maximum stageĬlass, which can lead to apparent plateaus in mortality or fertility Shape_rep( lx) # shape of fecundity trajectory #> 0.3097147 Life tables and the quasi-stationary distribution Shape_surv( lx) # shape of survival/mortality trajectory #> -0.04681254 # first derive age-trajectories of survivorship (lx) and fecundity (mx) lx 0.9077186Įntropy_d( lx, mx) # Demetrius' entropy #> 2.062862 Start = 2 to set our starting stage class of interest to the ‘small’ In mpm1 is a ‘seed’ stage, which we might considerįunctionally-distinct from the ‘above-ground’ stages, we’ll specify Of life’ for the purposes of calculation. ![]() Which is used to specify the stage class that represents the ‘beginning ![]() One of the most common arguments among functions in Rage is start, The object mpm1 is a list containing two elements: the growth/survivalĬomponent of the MPM (the U matrix), and the sexual reproductionĬomponent (the F matrix). ![]()
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