Calculus Made Easy is a book on calculus originally published in 1910 by Silvanus P. Thompson, considered a classic and elegant introduction to the subject.
There are so many interesting sites I have never heard about.
Calculus Made Easy
Category: Life
MyNoise
NY Public Library Archive of Historical Images
The Up-Goer Five Text Editor
Can you explain a hard idea using only the ten hundred most used words? It’s not very easy. Type in the box to try it out.
Maps
How to Get Rid of Hard to Toss Items
2023 Night at the Library
Pikes Peak Library District is having a fund-raising event on October 21.
Jack in Iceland
Drain Snake
I had a very slow drain in my bathroom sink. We had the plumber here for something else, and he quote $200 to snake the drain. Jack found something similar to this plastic snake in his plumbing supplies, and ten minutes of fiddling the clog was gone.
Neck Wrap
I received this microwavable therapeutic neck wrap for Christmas. It works quite well, and the design keeps it from slipping around.
