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Unevaluated expressions for (mixed) partial derivatives of fitness with respect to linear predictors for survival and fecundity.

Usage

Dexpressions

Value

PW.d0W

Fitness (W) function for the Poisson-Weibull (PW) model.

PW.d1Wds

First Partial derivative of fitness (d1W) with respect to survival (d1s) linear predictor for the Poisson-Weibull (PW) model.

PW.d1Wdf

First Partial derivative of fitness (d1W) with respect to fecundity (d1f) linear redictor for the Poisson-Weibull (PW) model.

PW.d3Wd2sd1f

Mixed third partial derivative of fitness (d3W) with 2nd derivative of survival linear predictor (d2s) and first derivative of fecundity linear predictor (d1f) from the Poisson-Weibull (PW) model.

PW.d3Wdsd2f

and so on ...

PW.d2Wd2f
PW.d2Wd2s
PW.d3Wd3s
PW.d3Wd3f

Author

Jarrod Hadfield j.hadfield@ed.ac.uk

See also