V
     
        Upper case V, {ASCII} character 86, known in {INTERCAL} as
        book.
     
        1. A testbed for distributed system research.
     
        2. Wide-spectrum language used in the knowledge-based
        environment {CHI}.  "Research on Knowledge-Based Software
        Environments at Kestrel Inst", D.R.  Smith et al, IEEE Trans
        Soft Eng SE-11(11):1278-1295 (1985).