Interactive Julia Sets (JS/HTML Canvas)

Click the map on the right to choose a Julia set to show here.
Click to center on the cursor. Double-click to zoom in.
Use buttons under canvas to zoom in/out or reset view.
640x480 Canvas for rendering Julia Sets
Click on the small Mandelbrot image to set the Julia set constant c in z' = z2 + c.
Black points give connected sets.
320x240 Canvas for choosing Julia Seed
x = -0.981250, y = 1.25625

Julia equation: z' = z2 + -0.931250 + i*-0.131250

relx = -0.981250, rely = 1.25625
Jeffrey S. Miller, May 2018
Thanks/Credit to JS and Canvas tutorials and docs on!