Allen's calculus

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English: Allen's calculus is a logic description of temporal intervals.

Illustrations

[edit]
  • X before Y
    X before Y
  • X meets Y
    X meets Y
  • X overlaps Y
    X overlaps Y
  • X starts Y
    X starts Y
  • X during Y
    X during Y
  • X finishes Y
    X finishes Y
  • X equals Y
    X equals Y
SVG source file for Allen relations
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