2: Second Chapter Last updated Save as PDF Page ID436 2.1: The First Section2.2: The Second Section2.3: The Third Section2.4: The Fourth Section2.5: The Fifth Section2.6: Print Interactive Test2.7 Embedded Python2.8 Embedded Sagemath2.9 Embedding OctaveTemplate:HideTOC Thumbnail from: https://unsplash.com/photos/40XgDxBfYXM