AIT.dist                Returns the distance between two compositional
                        vectors using Aitchison's distance measure.
AIT.more                Used to provide additional information on
                        various model components evaluated at the
                        optimal solution i.e. using the QFASA diet
                        estimates and Aitchison distance measure.
AIT.obj                 Used in 'solnp()' as the objective function to
                        be minimized when Aitchison distance measure is
                        chosen.
CC                      Fatty acid calibration coefficients.
CS.more                 Used to provide additional information on
                        various model components evaluated at the
                        optimal solution i.e. using the QFASA diet
                        estimates and chi-square distance measure.
CS.obj                  Used in 'solnp()' as the objective function to
                        be minimized when chi-square distance measure
                        is chosen. Unlike AIT.obj and KL.obj, does not
                        require modifying zeros.
FAset                   List of fatty acids to be used for modelling.
KL.dist                 Returns the distance between two compositional
                        vectors using Kullback-Leibler distance
                        measure.
KL.more                 Used to provide additional information on
                        various model components evaluated at the
                        optimal solution i.e. using the QFASA diet
                        estimates and Kullback-Leibler distance
                        measure.
KL.obj                  Used in 'solnp()' as the objective function to
                        be minimized when Kullback-Leibler distance
                        measure is chosen.
MEANmeth                Returns the multivariate mean FA signature of
                        each prey group entered into the QFASA model.
                        Result can be passed to prey.mat in
                        'p.QFASA()'.
QFASA                   QFASA: A package for Quantitative Fatty Acid
                        Signature Analysis
QFASA.const.eqn         Returns 'sum(alpha)' and used in 'solnp'.
chisq.dist              Returns the distance between two compositional
                        vectors using the chi-square distance.
mean.geometric          Returns the geometric mean of a compositional
                        vector
multiplot               Multiplot
p.QFASA                 Computes the diet estimate for each predator in
                        seal.mat using either the Kullback-Leibler
                        Distance (KL), the Aitchison Distance (AIT) or
                        the Chi-Square Distance (CS).
predatorFAs             Predator fatty acid signatures. Each predator
                        signature is a row with fatty acid proportions
                        in columns.
preyFAs                 Prey fatty acid signatures. Each prey signature
                        is a row with fatty acid proportions in
                        columns.
