function delta = mttVerifyEquations(primary,secondary)
searching = 1 ;
length_primary = length(primary) ;
length_secondary = length(secondary) ;
i = 1 ;
j = 1 ;
k = 1 ;
fprintf('k=%i: i=%i j=%i L=%i\n',k,i,j,length_secondary) ;
while searching
k = k + 1 ;
if strcmp(primary(i),secondary(j))
secondary(j) = [] ;
length_secondary = length_secondary - 1 ;
fprintf('k=%i: i=%i j=%i L=%i\n',k,i,j,length_secondary) ;
i = i + 1;
j = 1 ;
else
j = j + 1 ;
end
if length_secondary<1
searching = 0 ;
elseif j>length_secondary
i = i + 1 ;
j = 1 ;
end
if i>length_primary
searching = 0 ;
end
end
delta = secondary ;
fprintf('Verification complete after %i iterations\n',k) ;
fprintf('...%i new records found\n',length(delta)) ;