Ploting x=constant

[John P]

(05-15-2022 07:50 PM)Eddie W. Shore Wrote:  Technically x=1 is not a function, hence, it won't fit the y(x) definition.

No, and I don't think there is a vertical draw function to draw x=1 in function. We have LINE, however, that is between two points.


Another way to draw is to use the Parametric app:
X1(T) = 1
Y1(T) = T
set T for any interval you like (but it is finite)

Thank you very much.