resistance() calculates resistance to disturbances.
amplitude() calculates the amplitude of disturbed trajectories.
recovery() calculates the recovery towards reference trajectories.
net_change() calculates the net change of disturbed trajectories.
state_to_trajectory() defines the position of a state with respect to a trajectory.
EDR_data now includes an abundance matrix for disturbed communities.
New vignette("Resilience") which describes how ecological resilience can be assessed.
dEve() error now does not refer to any reference trajectory.
define_retra() returns error if certain characters are used in trajectories.
dist_edr() can be used when states are not in order.