Archimy.com | Web Charts Online

Archimy.com is a service for drawing the graphs of all kinds of functions.
With Archimy, you will draw the graph of any function and form, just use your imagination

http://www.archimy.com/


# Example
# 2D. Polar Coordinates

# z must be zero
z = 0

# t-parameter
tmin = 0
tmax = 10*pi
tgrid = 200

# Calculations
r = t / 3

# Polar Coordinates
x = r * cos(t)
y = r * sin(t)