These are the most frequently used words in this book.
amplitude
approximation
baryon
between
case
charge
chiral
condition
configuration
consider
constant
coupling
current
defined
density
describe
described
description
diagrams
effective
effects
energy
equation
fact
factor
fermion
field
fig
first
following
form
function
gauge
given
gives
group
however
interaction
invariant
lagrangian
large
limit
mass
matrix
may
meson
mev
model
must
now
nuclear
nucleon
number
operator
order
paper
part
particle
phys
physics
pion
point
possible
potential
problem
qcd
quantum
quark
ref
results
rev
scattering
section
see
should
similar
simple
since
skyrme
skyrmion
small
soliton
solutions
space
spin
states
structure
symmetry
system
term
theory
time
topological
transformation
two
used
value
variables
vector
wave