ERRATA

Jsun Yui wong

Line 364 and line 366 of the September 7 post of the present blog should read as

follows:

364 IF ABS(X(K)-X(J))less than TBM(K,J) THEN TZ(K,J)=9999 ELSE TZ(K,J)=0

366 NEXT J

The "less than" above should be replaced by <.