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2.DEF

Purpose:Command is used to define a function.

Status:Implemented

Syntax:

  def [function_name]

Comments:

Maximum three arguments can be provided which can be of type int or float.Variables are named x,y,z by default and only these variables should be used in the expression.

Example:

    gnucap>def f
    >x*2+y*2+z*2
    gnucap>f(1,2,3)
    12.
    gnucap>f(1.0,2.2,3.4)
    13.2
    gnucap>def max
    >(x>y)*x+(x<=y)*y
    gnucap>max(3.0,4.0)
    4.0
    gnucap>