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by gregoryv
September 20th, 2005, 4:56 pm
Forum: Brainteaser Forum
Topic: godtower
Replies: 16
Views: 156193

godtower

I would like to try but I can't get playing. I think it says that you should use the password, FREE PLAY, but it is not working for me. edit: hehe nevermind I get it now
by gregoryv
August 18th, 2005, 2:09 am
Forum: Brainteaser Forum
Topic: Three Card Poker
Replies: 7
Views: 166663

Three Card Poker

<t>Hey Guys,Not sure if you took this into account, but the bank has a large advantage. You chose whether to fold and lose 1$ or call and add 1$. But the dealer doesn't lose on Q or lower, it's called a doesn't qualify and you only get paid for half your bet. Essentially it's the same advantage the ...
by gregoryv
June 6th, 2005, 5:31 pm
Forum: Student Forum
Topic: CFA 2005 Level 2
Replies: 1
Views: 146559

CFA 2005 Level 2

<t>Hey Guys,I did my CFA level 2 this saturday. And found that the morning was pretty easy, I only had to guess on like 3 questions.Then in the afternoon I got KILLED, had to do some creative accounting, average off numbers....to get the multiple choice.How did you guys find it, I need someone to ag...
by gregoryv
May 12th, 2005, 7:07 pm
Forum: Brainteaser Forum
Topic: logic puzzles
Replies: 15
Views: 152191

logic puzzles

1) The 4 items cost : 3.14, 1.55, 1.25, 1.176) I like this one, you are tricky, 2 Cupcakes!!! working on the other ones
by gregoryv
April 18th, 2005, 6:03 pm
Forum: Brainteaser Forum
Topic: a+b+c=abc
Replies: 29
Views: 163546

a+b+c=abc

<t>not sure if this is what you mean by brute force.But I created a function in matlab:% ------------------------------------------function ret = fun(param) c = 90.09-param(1)-param(2); ret = ((param(1)*param(2)*c)-90.09)^2;% ------------------------------------------and then minimized it and got:0....
by gregoryv
March 25th, 2005, 3:39 am
Forum: Brainteaser Forum
Topic: circle covering
Replies: 36
Views: 161757

circle covering

<t>I think that it has to do with the fact that the widths of the strips don't add up to 10. Meaning that you cannot cover the diameter of the circle. So then one can argue that you can place a strip on a diagonal, but then you just rotate what you consider the diameter and the strip will only be co...
by gregoryv
March 6th, 2005, 1:56 am
Forum: Brainteaser Forum
Topic: Bad News -5 = 5, math is flawed
Replies: 9
Views: 158598

Bad News -5 = 5, math is flawed

-5 = (-5)^1 = (-5)^(2/2) = ((-5)^2)^(1/2) = (25)^(1/2) = 5WHAT??? stop the presses math is flawed.someone what's going on here
by gregoryv
October 29th, 2004, 2:16 am
Forum: Programming and Software Forum
Topic: VBA code in Excel
Replies: 18
Views: 181750

VBA code in Excel

<r>Hey Guys, Just a quick update, my VB Numerical Website is well on it's way. I have added 50 Excel VBA finance and math functions and procedures to the website. It's worth the time to check it out.<URL url="http://www.vbnumericalmethods.comPlease">www.vbnumericalmethods.comPlease</URL> send commen...
by gregoryv
October 20th, 2004, 8:03 pm
Forum: Technical Forum
Topic: VaR
Replies: 7
Views: 172353

VaR

<t>That is actually a question with many different answers. The reason that I say that is there are many ways to calculate VaR. If model your positions using the normal distribution then it's not a good measure in any cirtumstance. If you introduce a GRACH process and t-distribution then you are sta...
by gregoryv
September 29th, 2004, 11:50 am
Forum: Programming and Software Forum
Topic: 5$ offer
Replies: 0
Views: 173323

5$ offer

I am giving away 5$ for original EXCEL-VBA financial or mathematical code.check it out http://www.vbnumericalmethods.com
by gregoryv
September 27th, 2004, 5:21 pm
Forum: Programming and Software Forum
Topic: VBA Functions
Replies: 3
Views: 173729

VBA Functions

I could answer any questions that people have And as I said before I have posted a bunch of examples, that are downloadable on my site dedicated to EXCEL-VBAwww.vbnumericalmethods.comDCFC send me some cool code snippets and I will post them on my site and give you credit.Greg
by gregoryv
September 25th, 2004, 9:21 pm
Forum: Programming and Software Forum
Topic: VBA code in Excel
Replies: 18
Views: 181750

VBA code in Excel

Thanks alot for the positive remarks and for the constructive criticism. I will definetly think about what you said Cuchulainn, it's just that VBA in EXCEL is more transparent to the user. But I am definitely thinking about going in that direction.thanks again,Greg
by gregoryv
September 24th, 2004, 5:57 pm
Forum: Programming and Software Forum
Topic: VBA code in Excel
Replies: 18
Views: 181750

VBA code in Excel

<r>Hey Guys, I started a new site dedicated to math and finance code in EXCEL-VBA. I know that EXCEL-VBA is growing in popularity in the finance world, but there are still alot of things that are really difficult to do. I started by putting some simple code on, but plan on adding code every week. If...
by gregoryv
August 20th, 2004, 4:40 am
Forum: Brainteaser Forum
Topic: the grainy chart
Replies: 26
Views: 182058

the grainy chart

Wilbur, I will admit that I was wrong to you. You are absolutely right I forgot one part of the bayesian equation. so it is still 50/50.I digress
by gregoryv
August 19th, 2004, 5:48 pm
Forum: Brainteaser Forum
Topic: the grainy chart
Replies: 26
Views: 182058

the grainy chart

<t>HAHAHA I can't believe that I am arguing with the creator of the question. I thought that you were going to step in and save the day and you just provided an incorrect solution also. OK pretend you are flipping 2 coins, do you agree that there is a 50% chance they are the same and a 50% chance th...