<t>A recent survey conducted by Scientist magazine chose Weizmann Institute of Science as the top-ranking multidisciplinary research institution in the eastern hemisphere. In an interview following the poll (of over 2600 academics), several scientists at the institute not only express their satisfac...

<t>QuoteOriginally posted by: CuchulainnAre these useful techniques when working on stochastic volatility models? Is the effort worth it when compared with other methods?Yes of course. See SABR model for example. You may ask Pat, or try a forum search under the terms "SABR" and "Singular Pertubratio...

<t>QuoteOriginally posted by: CollectorPpauper you say the worlds worst zoo is in northern Thailand? You must be joking?That must definitely be Wall Street!! I have observed several gropes of exotic animals on trading floors around the street: ...Quants (chimpanzees, donkeys, monkeys)Yes ineed. How ...

<t>QuoteOriginally posted by: DCFCYou are number 6.I'm interested by the formal mechanism by which MikeBell intends to prove that he is not Ppauper ?At least one of The two possibilities is true:1. ppauper is mikebell's clone.2. Mikebell swap his mind with that of ppauper so he's still with us.... <...

<t>QuoteOriginally posted by: NStochastic assumptions are applied to systems in which the underlying dynamics have been too difficult to understand. The dynamics in those situations are replaced with a Weiner probability distribution.I'm just saying that there are systems where stochastic approximat...

virtual risks - finer approximations

I bought Shreve's, but should I go through Hull's first?Yes!Shreve's stochastic calculus is streets ahead of Hull.In addition to Hull you should start reading Neftci or Baxter & Rennie, continue with Oksendal, and onlythen wrestle with Shreve.

why is thatTheta

Antoher way of proving the validity of the risk free rate over a growth rate is by the binominal option pricing model (portfolio replication to match the value of a call option). edit: Alan summed it nicely

<t>QuoteOriginally posted by: boyIf a firm keep issuing options on a stock, which significantly pushes its implied vol lower than its historical vol. We know that the firm can't keep doing that forever (or the implied vol will raise eventually), can we capitalize on this?What do you mean by 'issuing...

<t>I played with mrowel's codel and came up with a 3-dim with double check. I think it should work...namespace Sudoku{ class Class1 { static void Main(string[] args) { int [,,] mat = new int[10,10,10]; int[][] m = new int[][] new int[] {5,3,0,0,7,0,0,0,0}, new int[] {6,0,0,1,9,5,0,0,0}, new int[] {0...

As long as Beckham is on the opening team there's not much hope. Once a loser always a loser!

QuoteOriginally posted by: GrenvilleCrollSadly, my recent request for twenty million quid and a tall blonde has gone unansweredAny Advice?Unfortunately, such a request comes with a price tag. God gives no free lunch. Have you purchased a ticket?

So here you're farmer, hanging out with intense looking latin chicks. But honestly, you should be cramming for the exam in Lie Groups.Here's a warm up question to get you back to topic...Pls explain why a - is constant. ??

N:Thanks for the convincing answer. Actually, I 'm currently reading Penrose’s new book 'Road to Reality' in which the issue of Kaluza-Klein models and theory are discussed in great details, I believe (currently got to CH-13).GrenvilleCroll: Check your pm box