The last function defined by the keyword plot
is displayed. It can
be visualized in several fashion, one of which being a one dimensional
plot along any segment defined by the mouse. Selection of this menu
brings causes Gfem to waits for the user input which should be the line
segment on which the function is to be displayed. Thus one should
press the mouse at the beginning point then drag the mouse and release
the button at the final point
It is safe to click in the window after to check that the function display is correct. What is seen is a
t -> f(x(t),y(t))
Plot where [x(t),y(t)]t is the segment drawn by the user and f
is
the last function displayed in the plot window.
The abscissa is the distance with the beginning point.