hanski {primer} | R Documentation |
A function for the core-satellite metaapopulation dynamics, for use with ode
in the deSolve
package.
hanski(t, y, parms)
t |
Argument for time |
y |
A scalar for the population variable |
parms |
Vector or list of parameters |
Returns a list of length one, for use with ode
in the deSolve
package.
Component 1 |
vector of the state variable (a scalar for the proportion of sites occupied). |
Hank Stevens <HStevens@muohio.edu>
I. Hanski. 1982. Dynamics of regional distribution: the core and satellite species hypothesis. Oikos, 38:210–221.
M.H.H. Stevens. A Primer of Ecology with R. Use R! Series. Springer, 2009.
gotelli
, hanski
,lande
, MetaSim
clogistic
prms <- c(ci<- 0.15, e=0.05) out <- ode(y=.2, times=1:100, func=hanski, parms=prms ) matplot(out[,1], out[,2], type='l', ylab="p", xlab="time")