; To run this demo, type   UCALC < PLOTDEMO   at the DOS prompt.

plot y=sin(x)
plot r=t/pi, 0..5pi   ; Polar equation
plot x=cos(t)-cos(2t), y=sin(t)-sin(2t), 0..2pi   ; Parametric equation
plot 3*sin(t), t, -7.5..7.5  ; Another parametric equation

window(0,10,0,7.5)      ; (0,0) is now on the bottom left of the screen
plot x^2

window(-10,10,-7.5,7.5) ; Back to the default window setting

plot                    ; Plot by itself prompts for multiple equations
line(-6,-5,-1,4)
y=sin(x)
y=2sin(x)
r=2cos(3t)
x=2cos(t), y=2sin(t)
rect(5,3,7,7)
fill(6,4)

plot"graph1.dat"        ; Plots the data from another file

plot
sin(x)
rect(-9,-5,-4,-2)
"graph2.dat"

mono
plot
5/x
fill(1,1)