Re: Guessing "exact" values

*To*: mathgroup at smc.vnet.net*Subject*: [mg76396] Re: Guessing "exact" values*From*: Szabolcs <szhorvat at gmail.com>*Date*: Mon, 21 May 2007 06:02:54 -0400 (EDT)*Organization*: University of Bergen*References*: <200705181009.GAA12917@smc.vnet.net> <f2mdqo$lcq$1@smc.vnet.net>

Murray Eisenberg wrote: > When I run that code and click the link, my browser shows a "File not > found!" error page. > It is because of the line break in the URL. Make sure that after you paste it, you remove the spaces which got inserted between ... "ipcgi/lookup." and "pl?Submit" ... Szabolcs > Dana DeLouis wrote: >> Hi. This is not the best solution, but here's one idea I use. >> It's not the best solution, because I can't find a way to make Mathematica's >> Hyperlinks dynamic. >> In other words, once a hyperlink is made (Entered), it appears the address >> is locked in stone. >> Maybe an expert can jump in and make this dynamic. >> >> A number we know nothing about...(??) >> n = 6.283185307179586 >> >> Set the variable to something you would like to use. For me... >> NumberToSearch = n; >> >> Re-Enter this equation (Shift Enter), and then click the link. >> >> Hyperlink["Click Here: Plouffe's Inverter", >> StringReplace["http://bootes.math.uqam.ca/cgi-bin/ipcgi/lookup.\ >> pl?Submit=GO+&number=#&lookup_type=simple", >> "#" :> ToString[Evaluate[NumberToSearch], InputForm, >> NumberMarks -> False]]] >> >> The above click shows it might be 2 Pi. >> >> For your example, I took the full value: >> n=10.92477796076938 >> >> This number didn't work. Sometimes it won't work if the number is large. >> I don't know what "large" means, but the program really works with >> fractions. >> >> I decided to divided the number by 3. >> >> NumberToSearch = 10.92477796076938/3 >> 3.641592653589793 >> >> If I re-enter the Hyperlink, and click the link, the solution is Pi+1/2. >> Multiply by 3 to get your equation. >> >> Reference: http://pi.lacim.uqam.ca/eng/ >

**References**:**Re: Guessing "exact" values***From:*"Dana DeLouis" <dana.del@gmail.com>