+.fhx                   Concatenate or combine two fhx objects.
check_duplicates        Check for duplicate observations in an fhx
                        object.
composite               Composite fire events in fhx object returning
                        composited object with prominent fires.
count_fire              Number of fire events in an fhx series.
count_injury            Number of injury events in an fhx series.
count_recording         Number of recording years in an fhx series.
count_year_span         Number of years of an fhx series.
delete                  Remove series or years from an fhx object.
fhx                     Constructor for S3 fhx class.
find_recording          Subset 'rings' data.frame to years that are
                        considered recording.
first_year              First (earliest) year of an fhx series.
get_event_years         Get years with events for an fhx object.
get_ggplot              Create a ggplot2 object for plotting.
get_series              Extract fhx observations for given series.
get_year                Extract fhx observations for given years.
inner_type              Type of observation in the first (earliest)
                        year of an fhx series.
is.fhx                  Check if object is fhx.
last_year               Last (most recent) year of an fhx series.
lgr2                    Los Griegos Peak plot2 fire-history data
lgr2_meta               Metadata for the Los Griegos Peak fire-history
                        dataset
mean_interval           Calculate mean fire interval of an fhx series.
outer_type              Type of observation in the last (most recent)
                        year of an fhx series.
pgm                     Peggy Mesa fire-history data
pgm_meta                Metadata for the Peggy Mesa fire-history
                        dataset
plot.fhx                Plot an fhx object.
plot_demograph          Create an ggplot2 object for plotting fhx
                        demographics.
read_fhx                Read FHX2 file and return an 'fhx' object.
run_sea                 Perform superposed epoch analysis.
sample_depth            Calculate the sample depth of an fhx object
series_names            Get 'fhx' series names.
series_stats            Generate series-level descriptive statistics.
sort.fhx                Sort the series names of fhx object by earliest
                        year.
write_fhx               Write an fhx object to a new FHX2 file.
yearly_recording        Count the number of recording series for each
                        year in an fhx object.
