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Question: What happens first:
New ATH - 43 (69.4%)
<$60,000 - 19 (30.6%)
Total Voters: 62

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Author Topic: Wall Observer BTC/USD - Bitcoin price movement tracking & discussion  (Read 26404039 times)
This is a self-moderated topic. If you do not want to be moderated by the person who started this topic, create a new topic. (174 posts by 3 users with 9 merit deleted.)
marcus_of_augustus
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January 26, 2015, 02:57:06 AM

make you a deal, expand as a summation series and give me a closed form expression for the 3rd term (coefficient for x^3) and I'll reveal all ...

It can be written as

f(x) = A \prod_{m=1}^\oo (1 - \frac{4z^2}{(4m-1)^2})

where z = x/\pi - 1/2, and

A = \prod_{m=1}^\oo \frac{(4m-1)^2}{4m(4m-2)}

That is an even function of z.  Therefore, the the coefficient of (x-\pi/2)^3 in the Taylor series around \pi/2 is zero.

Is that close enough?  Grin

Jorge: thanks for this, it really is an interesting approach. It shifts the curve by pi/2, and normalises (by A) creating a normalised even function.

You might be interested to know the following:

A = f(pi/2) = ([Gamma(1/4)]^2)/(2.pi.sqrt(pi)) = [3.3.7.7.11.11.15.15.....]/[2.4.6.8.10.12.14.16]  ; where Gamma() is the gamma function

and

f(-pi/2) = (4.sqrt(pi))/([Gamma(1/4)]^2) = [1.5.5.9.9.13.13.....]/[2.4.6.8.10.12.14.....]

and

f(pi/2).f(-pi/2) = [1.3.3.5.5.7.7.9.9.11.11.15.15....]/[2.2.4.4.6.6.8.8.10.10.12.12.14.14.16....] = 2/pi
ChartBuddy
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January 26, 2015, 02:59:48 AM


Explanation
bzzard
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January 26, 2015, 03:01:34 AM

Theres 54k of oversold bitcoins since this price level on Jan12

All money from that sales was take out of exchange? I don't think so Wink

abercrombie
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January 26, 2015, 03:01:43 AM

When it rains money, it pours!  Shocked

jaberwock
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January 26, 2015, 03:02:48 AM

280 broken.

Interesting week start
Gatekeeper
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January 26, 2015, 03:02:58 AM

just a quiet Sunday, nothing to see here  Grin
JorgeStolfi
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January 26, 2015, 03:02:58 AM

Can I get your latest theory on how China caused this price rise please?

Hard to tell...

The rise from 200 to 250 over the last 10 days may have been just a recovery from the crash of 2015-01-13 (like the recovery after the 2014-10-04 crash).  The rise today seems to be due to the Coinbase news, apparently led by Bitfinex.

So far the price got back to the trend it followed for most of Nov-Dec 2014.  Let's see what it will do next.

By the way, I still don't know what caused the mini-bubble that started on 2014-05-20.  It may have been driven by the West, for all I know.  But that demand may have evaporated between August and October.
bitpop
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January 26, 2015, 03:03:06 AM

Fuck all shorters!
Richy_T
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January 26, 2015, 03:03:47 AM

280? So 15 minutes ago...
marcus_of_augustus
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January 26, 2015, 03:04:37 AM

disconnect on finex ... bitswamp force majeur on the shorted (non-existent) coins coming up?
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January 26, 2015, 03:04:49 AM

so if I want troll you I just post here and you will see?
Yes, but you'll have to wait your turn, the line starts over there.

Let me get this.

Stolfi, do yourself a favor and post an address. We'll send you a couple of bits. You will look too silly (to yourself and others) if you end up not getting any BTC before the masses do.
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January 26, 2015, 03:05:39 AM

We could be seeing a fight for 300 tonight. Time for a celebratory drink methinks.
N12
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January 26, 2015, 03:06:18 AM

Bitstamp | Total bids: 4344196 USD. Total asks: 3543 BTC. Ratio: 1226.07127 USD/BTC
Bitfinex | Total bids: 5385274 USD. Total asks: 5786 BTC. Ratio: 930.65069 USD/BTC

😈
kodtycoon
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January 26, 2015, 03:07:29 AM

We could be seeing a fight for 300 tonight. Time for a celebratory drink methinks.

300 will fall with one blow.. 300 is a fucking lightweight... fuck 300...
marcus_of_augustus
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January 26, 2015, 03:07:36 AM

so if I want troll you I just post here and you will see?
Yes, but you'll have to wait your turn, the line starts over there.

Let me get this.

Stolfi, do yourself a favor and post an address. We'll send you a couple of bits. You will look too silly (to yourself and others) if you end up not getting any BTC before the masses do.

it's ok, if he helps me solve this problem I've got a good sized wedge heading his way ....
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January 26, 2015, 03:07:46 AM

lol

bitfinex is doing the gox thing.
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January 26, 2015, 03:08:49 AM

Can I get your latest theory on how China caused this price rise please?

Hard to tell...

The rise from 200 to 250 over the last 10 days may have been just a recovery from the crash of 2015-01-13 (like the recovery after the 2014-10-04 crash).  The rise today seems to be due to the Coinbase news, apparently led by Bitfinex.

So far the price got back to the trend it followed for most of Nov-Dec 2014.  Let's see what it will do next.

By the way, I still don't know what caused the mini-bubble that started on 2014-05-20.  It may have been driven by the West, for all I know.  But that demand may have evaporated between August and October.



look at prices again, we are in 280 level already.

And the prices started to rise before the Luna thing. I guess the GEMNI thing started it.

And how explain LTC jumping 50% by sunday?
JimboToronto
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January 26, 2015, 03:09:15 AM

Price is still way down at Cavirtex. That should change when the banks open in the morning.
spooderman
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January 26, 2015, 03:09:19 AM

We could be seeing a fight for 300 tonight. Time for a celebratory drink methinks.

300 will fall with one blow.. 300 is a fucking lightweight... fuck 300...

300 is a fucking CASUAL.

And Richy, I think I'm gonna join you on the celebratory drug taking Smiley
Richy_T
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January 26, 2015, 03:09:46 AM

The real question is which exchange will Bitcoinity be using for when the animated gifs start up again?
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