This function is available in animation v0.1-6. See the help file for details.

]]>Cheers! Users won't need R or any other special programs to see my animations now -- just a browser supporting JavaScript is enough.

]]>Sure, I'm too lazy. Simulation and graphics alone cannot contribute to mathematics and statistics directly. So, we should face the reality anyway... We should *prove* the effect of gradient descent algorithm *X _{n+1} = X_{n} - γF'(X_{n})* instead of just giving an illustration.