This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Simplified Control Flowgraphs. Convert to SVG Simplified Control Flowgraph nist gov html Method to Determine Basis Set of Paths to Perform Program Testing Joseph Poole NIST Flow charts PDUSGov
Page 2023 Free-images.com. All images are Public Domain