Delivered: https://dl.dropbox.com/u/8554242/dmitri/projects/Conception/images/minor-milestones/2013-02-24%201302%20Second-order%20Diff.png https://dl.dropbox.co

Delivered: https://dl.dropbox.com/u/8554242/dmitri/projects/Conception/images/minor-milestones/2013-02-24%201302%20Second-order%20Diff.png https://dl.dropbox.com/u/8554242/dmitri/projects/Conception/...