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The origin and nature of systems analysis
The application of systems analysis to the industrial environment ll
The systems plan
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accounting actions activities assigned attributes average path length beneﬁts block diagram cards changes computer programs control system cost data base data ﬁelds data processing decision table deﬁned deﬁnition describe description form detail device difference equations document eﬂiciency enterprise environment equations equipment example ﬁgures ﬁle ﬁnal ﬁnd ﬁrst ﬁxed ﬂowcharts function identiﬁed implementation industry information system input interface Invoice involved key elements key punch line item link elements loops machines magnetic tape maintenance manual Mark sense Master record measure ment necessary objectives operations organization outcomes output paper tape particular payroll personnel prime data procedures production project speciﬁcation punch Punched card questions record reﬂect result scientiﬁc signiﬁcant stage standards structure sub-system summary data summary forms system development plan systems analyst systems management systems methodology systems planning term system development tion transactions update user management vector