A research/educATional tool for experimenting with array dATa dependence tests and reordering transformATions. It works with a language tiny, which does not have procedures, goto' s, pointers, or other feATures thAT complicATe dependence testing. Michael Wolfe' s original tiny has been extended substantially by William Pugh et al. AT the University of Maryland. Version 3.0 (Dec 12th, 1992) includes a programming environment, dependence tester, tests translATor (Fortran->tiny), documentATion, and technical reports. It should run on any Unix system. . E-mail: Omega test research group . (1992-12-12)