On 2017-03-27 at 07:14, Richard Owlett wrote: > Please avoid trying to briefly explain. > Please refer me to a good web page. > I *KNOW* I'm missing something fundamental. > A web page will either have links to whatever my underlying problem is. > Or it will inherently use keywords for which I can search. > Thank you. Can you explain what your question is? . and ~ are sufficiently distinct that I'm not sure what the nature of your confusion could be, so I'm not sure what to potentially link you to. -- The Wanderer The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man. -- George Bernard Shaw
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