This is just a test message. I am interested in seeing how many of you can open the attached document. It is the first page of my lecture notes on partial differential equations.
For according to the trollish philosopher Plateau, "if you wants to understan' an enemy, you gotta walk a mile in his shoes. Den, if he's still your enemy, at least you're a mile away and he's got no shoes." — A Blink of the Screen by Terry Pratchett