What's New in TI-Nspire™ CX Version 4.0? TI-Nspire™ CX Computer SoftwareWorking with Documents - Zoom to FitScale the document page to fit the available window size.Working with Documents - Set default page sizeSet the default page size as either Computer or Handheld for new documents.Graphs and Geometry - MathDrawMathDraw, lets you use touchscreen or mouse gestures to create points, lines, triangles, and other ...