4.2 Strings

  4.2.1 Alphanumerical evaluation
  4.2.2 To store a string
  4.2.3 Commands linked to strings
  4.2.4 Macros returning a string
  4.2.5 Constants and variables
  4.2.6 Predefined constants
  4.2.7 Global predefined variables
  4.2.8 Variable declaration
  4.2.9 Global variables
  4.2.10 Automatical recalculation
  4.2.11 Variables in the TeXgraph.mac and interface.mac files