![Sequence Diagram, UML Diagrams Example: From Use Case to System-Level Sequence Diagram - Visual Paradigm Community Circle Sequence Diagram, UML Diagrams Example: From Use Case to System-Level Sequence Diagram - Visual Paradigm Community Circle](https://circle.visual-paradigm.com/wp-content/uploads/2017/07/System-Level-Sequence-Diagram-Buy-Tickets-1280x720.png)
Sequence Diagram, UML Diagrams Example: From Use Case to System-Level Sequence Diagram - Visual Paradigm Community Circle
![Interactive Sequence diagram using mermaid.js producing parse errors in Observable Notebooks - Community Help - The Observable Forum Interactive Sequence diagram using mermaid.js producing parse errors in Observable Notebooks - Community Help - The Observable Forum](https://global.discourse-cdn.com/standard14/uploads/observablehq/original/2X/5/58fd4436107e60c36d0dcb78af25ea4c9ce2d26f.png)
Interactive Sequence diagram using mermaid.js producing parse errors in Observable Notebooks - Community Help - The Observable Forum
![Figure 4 from Sequence Diagram Test Case Specification and Virtual Integration Analysis using Timed-Arc Petri Nets | Semantic Scholar Figure 4 from Sequence Diagram Test Case Specification and Virtual Integration Analysis using Timed-Arc Petri Nets | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/b629904fa72ebf65e1c5fb76865c9be1c282058a/13-Figure4-1.png)