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VBForums rotate a point in math, in circule  
17:37 15-Jun-08   [Replies: 31, Views: 806]    By: joaquim
can anyone tell me how rotate on point in circule? i have some information, but don't give me the right resolts. please i don't know use Matriz, is more advanced and i never work with it. th...
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VBForums String Permutations  
05:47 15-Jun-08   [Replies: 4, Views: 217]    By: DanielLH
One way to make this IMO far more intuitive is to consider this algorithm: for each slot where a space *may* get put, write down a 1 if a space is included there or a 0 if it is not. Ex: "ABC...
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VBForums Help in Explaining POSIT algorithm (3D maths)  
08:50 12-Jun-08   [Replies: 7, Views: 311]    By: Anhar Hussain
Personally I don't know any math forums, but I do know a good physics forum with a math section, I'm sure you can get some proper help there: http://www.physicsforums.com/ [http://www.physicsforum...
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VBForums Calculating eigenvalues  
09:32 8-Jun-08   [Replies: 4, Views: 494]    By: boneill3
The eigenvalues you've found are correct, although I think you should not round them off. Using the quadratic formula you can easily find the eigenvalues to be 1+sqrt(2) and 1-sqrt(2). I think you...
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VBForums HTML Parsing?  
15:00 6-Jun-08   [Replies: 0, Views: 47]    By: high6
What would be the best way to parse html into elements? ...
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VBForums Having trouble with exponents and differentiation  
17:34 28-May-08   [Replies: 4, Views: 235]    By: Cadbury
S=10(1−e^-0.4A )(1−e^-t ) A = 3, t = 3 Question asks, What is the effect of a small increase in A, dA, while keeping t constant? Absolutely screwed with this one :P ...
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VBForums Differentiation problem  
01:05 28-May-08   [Replies: 3, Views: 144]    By: Cadbury
Ok, this is an economics maths question, I'll try my best to explain U = (x1)^3/4(x2)^3/4 Find the Marginal Rate of Substitution, (basically dx2/dx1), in terms of x1 and x2. (If it makes i...
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VBForums Triangle Problem  
15:49 25-May-08   [Replies: 4, Views: 167]    By: tarik666
Hey guys my uncle is a landscaper and he has a problem for me to solve. He has a house on a hill. The hills bottom is at the left and it ascends to the right. He has the height of that and at ...
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VBForums line that best fits  
01:48 24-May-08   [Replies: 13, Views: 416]    By: jcavigli
A mutual fund company has the following fee schedule: On 50 miillion they charge: 0.75% On 100 million they charge: 0.75% On 200 million they charge: 0.70% On 300 million they charge: 0....
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VBForums A "Simple" Plane Geometry Question  
16:07 23-May-08   [Replies: 14, Views: 296]    By: Code Doc
Alright I did some more thinking about this and I came up with a very simple solution, although I'm not sure if it actually works... I reasoned as follows: You know the total area of the circle, w...
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VBForums network therom  
00:52 23-May-08   [Replies: 24, Views: 395]    By: azzi
What does "ac thevenins" mean? If you need a tutorial in complex numbers from the ground up, this probably isn't the place because they're a huge topic. Maybe you could ask a teacher or ...
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VBForums Linear regression  
21:25 21-May-08   [Replies: 3, Views: 178]    By: InertiaM
Has anyone done any linear regression algorithms in VB.NET? I have a laser sensor which streams distance measurements via TCP. The minimum dimension is 700mm and the maximum is 3000mm. It tak...
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VBForums Physics problem... Maths related..  
14:40 21-May-08   [Replies: 16, Views: 245]    By: K-PRO
Hello everybody.... I have a question i have been trying to solve for the past 6 or 7 hours but had no luck.... lets assume we have a cannon.... that will fire a projectile with initial v...
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VBForums Minesweeper probability  
08:36 21-May-08   [Replies: 7, Views: 274]    By: Arachnid13
I don't really know if you can calculate some sort of lumped probability in that case, though it feels like you should be able to (that is, it seems like the two middle squares would have a higher...
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VBForums Simple Optimization  
19:56 18-May-08   [Replies: 20, Views: 357]    By: 03myersd
So the minimums are at 1 and 4 because those are the boundaries of the curve? ...
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VBForums Product stuff  
00:37 14-May-08   [Replies: 3, Views: 135]    By: Arrow_Raider
I read your signature, thinking it was part of the question Then I hit submit by mistake. I think I'm too tired to think, but I can't be sure. What do you want to do with that? You talk a...
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VBForums [RESOLVED] Curve Fitting  
19:41 12-May-08   [Replies: 5, Views: 357]    By: sgrya1
Hi all. I need to fit a parabola to some constraints. Again. I know one point on the curve (x1,y1) I know that the gradient at that point is 0. I know the radius of curvature of that pa...
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VBForums Recurring Decimal  
09:46 12-May-08   [Replies: 2, Views: 203]    By: perito
Quote: Originally Posted by NickThissen In the case of a prime denominator (exluding 2 and 5) such as (1/p) , the period (number of digits in the recurring 'sequence') ...
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VBForums [RESOLVED] Easy math question  
11:37 10-May-08   [Replies: 16, Views: 300]    By: DigiRev
In this case, the formula comes about like this: You have numbers from 1-3, you want to map them to numbers from 1-10. (1) First shift the numbers from 1-3 to the range 0-2. (2) Now multiply tha...
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VBForums pattern help  
05:57 8-May-08   [Replies: 7, Views: 227]    By: RockStarEnergy
is there anyway to use algorithims *or something else* to detect patterns? ...
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VBForums Completing The Square Tutorial  
20:02 7-May-08   [Replies: 13, Views: 294]    By: 03myersd
I have my higher maths exam coming up in a couple of weeks and one of the things I just cant get my head wrapped around is completing the square. I am looking for someone to take the time and show...
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VBForums [Help me please!] Textboxes and math  
22:07 5-May-08   [Replies: 11, Views: 236]    By: hacksign23
well, I made this thingy, but I'm stuck on making text boxes only accept numbers. I've tried Code: Private Sub Text1_TextChanged(By Val KeyAscii as integer) blah blah blah End Sub App...
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VBForums Series radius  
09:09 3-May-08   [Replies: 2, Views: 203]    By: k1ll3rdr4g0n
I'm not sure but I think I see a few mistakes. You are rewriting (4x+1)n to something like (x+...)n. You're not doing it right though. You are dividing by 4 inside the brackets, and then multiply ...
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VBForums Solving Equations  
00:35 3-May-08   [Replies: 19, Views: 395]    By: sgrya1
What you have is a set of simultaneous non-linear equations. If all you are looking for is a quick and dirty numerical solution (as opposed to an algebraic one), then I'd try the "Didactic O...
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VBForums Large value names (million etc.. but bigger)  
06:47 27-Apr-08   [Replies: 2, Views: 166]    By: Icyculyr
12,381,557,655,576,425,121, that is 39 ^ 12, I know this: 655,576,425,121 = 655B, 576M, 425K, 121H (Billion, Million, Thousand, Hundred) But what is the values 12,381 at the front called? an...
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