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  1. Calculating portfolio risk with

    Hello all, I need help. Im writing a diploma research and Im stuck at one point. So the story is as follows: I plan to create a portfolio of 2(for simplicity) assets with Markowitz portfolio selection model which takes linear dependency between assets into consideration. I did that thing and...
  2. American Options pricing

    General question: Is there an only way to price an American Option?
  3. C++ Book

    Hello! I need to study C++ from the scratch and I need your advice which is the best book for quants. I want to study C++ from the mathematical point of view. So what do you think? Which book would you recommend? Thanks you
  4. C++ vs C#

    Why do recruiters ever prefer C++ over C#? As I read most of job requirements in this field C++ is being required in the vast majority of these cases. Can I replace C++ by knowing C#? Or it cannot be altered. Actually what I'm asking is if I can send the application to a job requiring C++ when I...
  5. Investments 7th VS 8th

    Hello! I need your opinions about the "Investments" books of Bodie-Kane-Marcus. At university I have studied "Investments 7th edition" and it was really a great book. And i wonder if something is improved significantly in 8th edition and if so what?. As I saw there are more talks about the...
  6. Method Overloading

    Look I have 2 or 3 parameters(see the code below) and I want to make sure that Im protected against all the incoming data types (int, long,double) So I have defined a method via double types. What should I do now? Provide the same method with all the combinations of data types??? Cast them to...
  7. Matrix dimensions

    Hello! I wonder how can I get the matrix dimensions double[n,m]. So im interested in getting n provided that m is unknown. Im using C#. Thanks
  8. Method overloading

    Hello everybody! Please explain me one issue in C# If i have a method that takes 2 parameters X and Y and both can be either int type or double type at the same time or either int and either double. Do I have to define the method in all the combination to get a full protection that the...
  9. .NET 4.0 vs .NET 3.5

    Hello everybody! Could anyone possibly explain the main difference between and .NET 4 and .NET 3.5. What important features is there added and its advantages over .NET 3.5. From the mathematical point of view would be ok. Thanks
  10. Biginteger conversion

    Hello anyone! Please i need an urgent help and any response from u will be ok even if unuseful.. Thanks in advance Look i cannot divide 2 BigInteger variables by each other to get a floating point number(float). When i cast it still gives me either 0.0000 or integer number. What should i do...
  11. HyperGeometric Distribution

    Hi Can anyone tell me what are the mean and variance of hypergeometric probability distribution?? Thank you
  12. Bernulli to Binomial

    Hello! I need some help. As we know binomial distribution is nothing more than several times repeated bernulli random experiment. Bernulli random experiment has 2 outcomes: 0 and 1. So X = 0; 1. In case of Binomial model we have several Xs. Xi = X1 + X2 + ... +Xn. And its expectation and...
  13. Variance calculation

    Hello Friends! I need urgent help. Got a midterm exam this evening. So the problem is: Assume that deltaS/S has normal distribution with mean of zero and variance sigma^2. Calculate variance of random variable (deltaS/S)^2. Thank you very much
  14. Trader

    Hello! I'm interested what exactly the job of a trader is. As I know he/she just executes orders. So why does he/she need to make prediction about the market??? Thanks
  15. Max-Min-Root algorithms

    Hello! I wonder which is the best algorithms to find the max-min or root(s) of a function... I have developed a code which passes through the all points of the function in a very big range and chooses if the value is max, min or equal to 0. So it takes very long time to get the value. What...
  16. VAR methods PCA vs FA

    Hello everyone! I have a question regarding the choice between the Principal Component Analysis and Factor Model methods. PCA's main focus is the diagonal terms in covariance matrix and FA model concentrates on off-diagonal terms. Everything in calculation of both model is clear and...
  17. BDT model in C++ or VBA

    Can anyone provide a C++ or VBA code for computing the YTM for BDT model? Thanks
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