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help for esli
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Equation of a straight line

    esli , p1(#y1 #x1) p2(#y2 #x2)

Description

    esli provides the equation of the straight line passing through
          two specified points.

Options

    p1(#y1 #x1) specifies the coordinates of the first point.

    p2(#y2 #x2) specifies the coordinates of the second point.

Examples

     . esli, p1(3 760) p2(6 5724) 
     . esli, p1(3 573) p2(6 4944) 
     . tw function `r(equation)'
     . tw function `r(equation)', range(0 6000) 

Author

    Nicola Orsini, Division of Nutritional Epidemiology, IMM, Karolinska
    Institutet, Sweden
 
Support

    http://nicolaorsini.altervista.org