## Contents

- Why a new implementation of the GTV library?
- The new cool things for the enthousiastic users
- Requirements
  - Widget and graphic library
  - Fortran compilers
- Changes for end-users
  - Behavior
  - Commands, variables, SIC logicals and symbols
- Changes for programmers
  - The new GTV overview
  - Entry points
- Exhaustive description of the changes in GTV
  - Commands
  - Variables
  - SIC logicals
  - Symbols