000 00508nam a2200157 4500
040 _cIIT Kanpur
041 _aeng
100 _aBenzinger, Lee A.
245 _aA model and a method for the stepwise development of verified programs
_cby Lee A. Benzinger
260 _aIllinois
_bDet. of Computer Sc, Univ. of Illinois
_c1987
300 _aiv, 125p
440 _aReport No. UTUCDCS-R-87-1339
505 _aResearch supported in part by NASA grant NAG 1-138.
650 _aVerified programs
942 _cBK
999 _c564034
_d564034