| Date | Subject |
|---|---|
| March 18, 1992 | Hashing strings |
| September 15, 1992 | Proving fair shuffles (was: FULL HOUSE) |
| January 7, 1993 | Locating duplicates |
| January 27, 1993 | Virus Programs 4 Sale (Virus, Trojans, etc) |
| January 28, 1993 | Multiple precision and symbolic math software (Re: Questions) |
| May 17, 1993 | area and centroid of polygon |
| July 16, 1993 | Measuring Time for First Output |
| September 19, 1997 | NP-completeness algorithm: errata |