These are the most frequently used words in this book.
algorithm
answer
atoms
c1
c2
called
case
chapter
clauses
co
complete
concept
contains
correct
covers
definite
definition
derivation
does
downward
example
exists
false
figure
find
finite
first
following
follows
form
formula
function
general
generalization
given
goal
ground
hence
herbrand
ii
implication
input
instance
interpretation
knowledge
language
least
lemma
let
literals
logic
may
model
need
negative
normal
note
now
number
operator
order
polynomial
positive
predicate
previous
problem
program
proof
prove
refinement
refutation
resolution
resolvent
respect
result
rule
section
see
set
show
since
specialization
step
substitution
subsumes
subsumption
suppose
symbol
terms
theorem
theory
thus
time
tree
true
truth
two
use
used
variables