log_gompertz {bayesCureRateModel}

PDF and CDF of the Gompertz distribution

Description

The Gompertz distribution as evaluated at the flexsurv package.

Usage

log_gompertz(y, a1, a2, c_under = 1e-09)

Arguments

y

observed data

a1

shape parameter

a2

rate parameter

c_under

A small positive value corresponding to the underflow threshold, e.g. c_under = 1e-9.

Value

A list containing the following entries

log_f

natural logarithm of the pdf, evaluated at each datapoint.

log_F

natural logarithm of the CDF, evaluated at each datapoint.

Author(s)

Panagiotis Papastamoulis

References

Christopher Jackson (2016). flexsurv: A Platform for Parametric Survival Modeling in R. Journal of Statistical Software, 70(8), 1-33. doi:10.18637/jss.v070.i08

See Also

dgompertz

Examples

log_gompertz(y = 1:10, a1 = 1, a2 = 1, c_under = 1e-9)