Convert to a numeric value with name of the form 'a->b'
# S4 method for InternalFlux_by_PoolName
as.numeric(x, y, t, time_symbol, ...)
object of class:InternalFlux_by_PoolName
, The list of fluxes. Every element
contains a function that depends on a combination of
of state variables and time.
A vector indexed by the names of the state variables
a number representing the current point in time
The name of the time argument used in the definition of the flux functions
no manual documentation