The illustration of line integrals on a vector field took me four goes to figure out but is brilliantly clear. http://1ucasvb.tumblr.com/post/47754792344/saxpr

The illustration of line integrals on a vector field took me four goes to figure out but is brilliantly clear. http://1ucasvb.tumblr.com/post/47754792344/saxpride100-hey-were-doing-line-integrals http://1ucasvb.tumblr.com/post/47754792344/saxpride100-hey-w...