> :: Mayhaps a few decades prior, if you mean the electronic digital > :: variety. > :: And a good century before that for the true digital type as we > :: would > :: understand the term. > As I pressed send, Mr Babbage appeared before me spinning on his cogs. With Countess Ada Lovelace looking on, more in sorrow than anger. The Appendix 1 of said book is brilliant. It's a paper on Babbage's machine written originally in Italian and translated and annotated by Ada with extensive added mathematical notes. R -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist