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QuoteRef: orrKT_1977
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all references >
Topic:
programming with data
Topic:
structured flow diagram
ThesaHelp:
references m-o
Topic:
program blocks for control
Reference
Orr, K.T., Structured Systems Development, New York, Yourdon Press, 1977. Google
Notes
copied some pages
QuoteRef: orrKT_1977 ;;38 Warnier-Orr diagrams: labels arranged vertically as sequence with control information in parenthesis. Label definition on right bracketed by braces. QuoteRef: orrKT_1977 ;;38 Warnier-Orr control options (1) execute once, (e) execute e timesl, (0,1) execute 0 or 1 times depending on boolean value of label. Overhead bar for negation of condition, circled plus for exclusive or between alternatives. QuoteRef: orrKT_1977 ;;38 Warnier-Orr diagrams: most definition braces include begin/end pair labels for initialization and termination. QuoteRef: orrKT_1977 ;; Warnier-Orr diagrams can specify both data and programs.
50 ;;Quote: structured system design only allows sequence, repetition and alternative operations
Topic: programming with data (16 items)
Topic: structured flow diagram (36 items)
ThesaHelp: references m-o (268 items)
Topic: program blocks for control (20 items)