% crossing is (36 sqrt 2 + 123)/(72 sqrt 2 + 47) which is almost
% identical to the first crossing of the other two.
%
+% 'EXPERT' OPTIONS
+%
% Special 'expert' options can be used to override any and all filter
% settings. This is not advised unless you have expert knowledge of
% the use of resampling filtered techniques. Check on the results of
% your selections using the "filter:verbose" setting to make sure you
-% get the exact filter that you are tring to achieve.
+% get the exact filter you want.
%
% "filter:filter" Select the main function associated with
% this filter name, as the weighting function of the filter.