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refinamento rose, roze, z-eves

refinamento rose, roze, z-eves. introdução. refinamento em diagramas UML Roze, Z-Eves. classe SymbTab: abstrata. . pré, pós-condições. Add pré s?  dom st pós st' = st  {s?  v?} Delete pré s?  dom st pós st' = {s?} st. classe SymbTab: concreta. . pré, pós-condições. Add

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refinamento rose, roze, z-eves

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  1. refinamento rose, roze, z-eves

  2. introdução • refinamento em diagramas UML • Roze,Z-Eves

  3. classe SymbTab: abstrata

  4. pré, pós-condições • Add prés?  dom st pósst' = st  {s?  v?} • Delete prés?  dom st pósst' = {s?} st

  5. classe SymbTab: concreta

  6. pré, pós-condições • Add prés?  dom (ran st1) pósst1' = st1(s?, v?) • Delete prés?  dom (ran st1) pósst1' = st1  {s?} (ran st1) (

  7. refinamento st = ran st1 • Operações pre AOP  Retrieve  pre COP pre AOP  Retrieve  COP Retrieve’ AOP • Init CInit Retrieve’AInit

  8. exercício • modelo • estado: duas seqüências • operações add e delete • refinamento (retrieve)

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