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Happy Pi Day.

um Offline Mr. Whippy

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Happy Pi Day.
on: March 14, 2012, 06:50:23 PM
First up:

An image I borrowed from the web:



Next up:
A picture from my daughter


us Offline 82brutus

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Re: Happy Pi Day.
Reply #1 on: March 14, 2012, 06:53:50 PM
That's hilarious.  And I still have about an hour to find me some pie so I can celebrate.  Wish I had known just a little sooner, I just got back from the grocery store for lunch.   :facepalm:
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scotland Offline Gareth

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Re: Happy Pi Day.
Reply #2 on: March 14, 2012, 08:32:24 PM
This works fine is you are writing the date wrong. ;)  However, going by this logic,  PI day in the UK is going to be 31st April (31/4 1.59am).  I'll have my PI then I think. :D
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um Offline Mr. Whippy

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Re: Happy Pi Day.
Reply #3 on: March 14, 2012, 08:41:15 PM
This works fine is you are writing the date wrong. ;)  However, going by this logic,  PI day in the UK is going to be 31st April (31/4 1.59am).  I'll have my PI then I think. :D

I think July 22 Pi Approximation Day is for you.  :pok:


gb Offline nuphoria

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Re: Happy Pi Day.
Reply #4 on: March 14, 2012, 09:05:30 PM
I think all days should have an excuse for pi in them :D

I like number days though, the autistic in me is very pleased by them.
A dyslexic man walks in to a bra...

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um Offline Mr. Whippy

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Re: Happy Pi Day.
Reply #5 on: March 14, 2012, 09:06:48 PM
I think all days should have an excuse for pi in them :D

I like number days though, the autistic in me is very pleased by them.

My daughter's latest tattoo



gb Offline badwolf

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Re: Happy Pi Day.
Reply #6 on: March 14, 2012, 09:20:29 PM
Plenty of Pi for every one :D

You gotta love Spock :tu:

And I thought she was giving me her phone number :facepalm:
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us Offline turnsouth

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Re: Happy Pi Day.
Reply #7 on: March 15, 2012, 03:51:49 AM
Plenty of Pi for every one :D

You gotta love Spock :tu:

Funny how the show dates itself, to think that one calculation would tie up all the processing of a super computer...
Never underestimate the power of the fleece


nl Offline Reinier

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Re: Happy Pi Day.
Reply #8 on: March 15, 2012, 08:41:19 AM
This works fine is you are writing the date wrong. ;)  However, going by this logic,  PI day in the UK is going to be 31st April (31/4 1.59am).  I'll have my PI then I think. :D

Is that the same as 1st of May :think: So in the UK pi is actually 1.5? I'm confused :D
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us Offline Singh

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Re: Happy Pi Day.
Reply #9 on: March 15, 2012, 11:51:48 AM
local restaurant was offering free pie on Pi day. I had me some pie.


us Offline Sazabi

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Re: Happy Pi Day.
Reply #10 on: March 15, 2012, 03:16:46 PM
Plenty of Pi for every one :D

You gotta love Spock :tu:

Funny how the show dates itself, to think that one calculation would tie up all the processing of a super computer...

From Memory Alpha:
Quote
A class-A compulsory directive is a standard Starfleet command directive regarding resources for a starship's main computer. The initiation of a class-A compulsory directive involves use of all necessary computing resources toward the resolution of the specified problem to the exclusion of all other directives.

Not necessarily dating the show, but it'd be like commanding a K computer to do the same thing, using all 80,000+ computer nodes to concentrate on that single command, at the expense of secondary processes. ;)


us Offline turnsouth

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Re: Happy Pi Day.
Reply #11 on: March 15, 2012, 03:43:52 PM
Funny how the show dates itself, to think that one calculation would tie up all the processing of a super computer...

From Memory Alpha:
Quote
A class-A compulsory directive is a standard Starfleet command directive regarding resources for a starship's main computer. The initiation of a class-A compulsory directive involves use of all necessary computing resources toward the resolution of the specified problem to the exclusion of all other directives.


Not necessarily dating the show, but it'd be like commanding a K computer to do the same thing, using all 80,000+ computer nodes to concentrate on that single command, at the expense of secondary processes. ;)
The only issue is that Pi itself is a singular formula with only one outcome, so issuing a directive like the show proposes would need to be a different command for the computer.

Perhaps breaking down the answer using the Bailey, Borwein, Plouffe formula: "Pi = SUMk=0 to infinity 16-k [ 4/(8k+1) - 2/(8k+4) - 1/(8k+5) - 1/(8k+6) ]", and then assigning the different nodes of the computer particular sections of the answer.
 :shrug:

EDIT: It would be like asking a computer to allocate all resources to calculate Pi to the last digit, and realistically the computer would have answered "The formula is not complex enough to use all resources even while constantly calculating the answer"
« Last Edit: March 15, 2012, 03:52:25 PM by turnsouth »
Never underestimate the power of the fleece


um Offline Mr. Whippy

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Re: Happy Pi Day.
Reply #12 on: March 15, 2012, 04:04:52 PM
Funny how the show dates itself, to think that one calculation would tie up all the processing of a super computer...

From Memory Alpha:
Quote
A class-A compulsory directive is a standard Starfleet command directive regarding resources for a starship's main computer. The initiation of a class-A compulsory directive involves use of all necessary computing resources toward the resolution of the specified problem to the exclusion of all other directives.


Not necessarily dating the show, but it'd be like commanding a K computer to do the same thing, using all 80,000+ computer nodes to concentrate on that single command, at the expense of secondary processes. ;)
The only issue is that Pi itself is a singular formula (Image removed from quote.) with only one outcome, so issuing a directive like the show proposes would need to be a different command for the computer.

Perhaps breaking down the answer using the Bailey, Borwein, Plouffe formula: "Pi = SUMk=0 to infinity 16-k [ 4/(8k+1) - 2/(8k+4) - 1/(8k+5) - 1/(8k+6) ]", and then assigning the different nodes of the computer particular sections of the answer.
 :shrug:

EDIT: It would be like asking a computer to allocate all resources to calculate Pi to the last digit, and realistically the computer would have answered "The formula is not complex enough to use all resources even while constantly calculating the answer"

I'm interested in the formula you're using.  How/why was that derived?  I've never seen that form for calculating pi before. :think:


us Offline turnsouth

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Re: Happy Pi Day.
Reply #13 on: March 15, 2012, 04:08:15 PM
I'm interested in the formula you're using.  How/why was that derived?  I've never seen that form for calculating pi before. :think:

Do you mean Pi equals the ratio of circumference to diameter, or the Bailey, Borwein, Plouffe formula?
Never underestimate the power of the fleece


um Offline Mr. Whippy

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Re: Happy Pi Day.
Reply #14 on: March 15, 2012, 04:12:37 PM
I'm interested in the formula you're using.  How/why was that derived?  I've never seen that form for calculating pi before. :think:

Do you mean Pi equals the ratio of circumference to diameter, or the Bailey, Borwein, Plouffe formula?

No, no, Circumference to diameter is definitional.  The BBP formula.  That is interesting, but I don't see how that series relates to circles and I'm curious how and why someone was using that a realized it calculates out pi.


us Offline turnsouth

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Re: Happy Pi Day.
Reply #15 on: March 15, 2012, 04:18:33 PM
That is interesting, but I don't see how that series relates to circles and I'm curious how and why someone was using that a realized it calculates out pi.

Clicky -->> On the rapid computation of various polylogarithmic constants
Never underestimate the power of the fleece


um Offline Mr. Whippy

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Re: Happy Pi Day.
Reply #16 on: March 15, 2012, 04:54:38 PM
That is interesting, but I don't see how that series relates to circles and I'm curious how and why someone was using that a realized it calculates out pi.

Clicky -->> On the rapid computation of various polylogarithmic constants

1997.

Heh.  I'd graduated from college in '83.  Fascinating.  It reads almost as if these guys did a "plug n chug" methodology, found what worked and then went back to formally prove it.  Amazing!



us Offline turnsouth

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Re: Happy Pi Day.
Reply #17 on: March 15, 2012, 04:59:15 PM
That is interesting, but I don't see how that series relates to circles and I'm curious how and why someone was using that a realized it calculates out pi.

Clicky -->> On the rapid computation of various polylogarithmic constants

1997.

Heh.  I'd graduated from college in '83.  Fascinating.  It reads almost as if these guys did a "plug n chug" methodology, found what worked and then went back to formally prove it.  Amazing!

I got the same feeling, sort of like "Keep throwing the smurf against the wall, something's got to stick" :D
Never underestimate the power of the fleece


um Offline Mr. Whippy

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Re: Happy Pi Day.
Reply #18 on: March 15, 2012, 05:00:54 PM
That is interesting, but I don't see how that series relates to circles and I'm curious how and why someone was using that a realized it calculates out pi.

Clicky -->> On the rapid computation of various polylogarithmic constants

1997.

Heh.  I'd graduated from college in '83.  Fascinating.  It reads almost as if these guys did a "plug n chug" methodology, found what worked and then went back to formally prove it.  Amazing!

I got the same feeling, sort of like "Keep throwing the smurf against the wall, something's got to stick" :D

I love this part:

Quote
This proof entirely conceals the route to discovery. We found the identity (1.2) by
a combination of inspired guessing
and extensive searching using the PSLQ integer
relation algorithm


us Offline turnsouth

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Re: Happy Pi Day.
Reply #19 on: March 15, 2012, 05:29:29 PM
"Inspired guessing", scientist speak for "How the smurf do I know?"
Never underestimate the power of the fleece


us Offline jerseydevil

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Re: Happy Pi Day.
Reply #20 on: March 15, 2012, 05:43:35 PM
Thanks guys, my head just exploded reading this thread.  No smiley for that...... Think I'll just stick to history and English Lit.
There's no such thing as "Too pretty to carry".  There's only "Too pretty NOT to carry"...... >:D


 

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