Program Verification - the process of formal proving, that the Computer program does exactly what is stated in the program specification it was written to realize.
... 4 - MacKinlay Kantor[?], historian (+ 1977)
February 5 - Walter Gross[?], cabaretist (+ 1989)
February 7 - Ernst Ginsberg[?], actor and film director (+ 1964)
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