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  1. OMG Issue

SYSML21 — Difference between satisfy line between graphical notation chapter and table in Requirements chapter.

  • Key: SYSML21-516
  • Status: open  
  • Source: UNICOM Systems ( Mark Gregory)
  • Summary:

    At the top of the table on page 132 is a line from a requirement to a require constraint with an aggregation indicator at the requirement end. This also appears at the bottom of the table on page 131.
    At the bottom of the table on page 132 is a line from a part to a requirement with an arrowhead at the requirement end.
    Only the 2nd line is defined within the Graphical Notation section.
    Do these both, as it appears, represent the same underlying element? If so how is the tool creator to decide which presentation to use?

  • Reported: SysML 2.0b4 — Sat, 3 Jan 2026 12:16 GMT
  • Updated: Mon, 5 Jan 2026 16:28 GMT