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Stuart Kozola
MathWorks
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Stuart leads product management for Quantitative Finance and Risk Management at MathWorks.
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Solved
Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
mer än 3 år ago
Solved
Formatting currency numbers
Given a number, format it properly for textual display using the notation $xxx,xxx,xxx.xx. Assume that no more than two digits ...
mer än 5 år ago
Solved
Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...
mer än 5 år ago
Solved
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
mer än 5 år ago
Solved
Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
mer än 5 år ago
Solved
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...
mer än 5 år ago
Solved
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
mer än 5 år ago
Solved
Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
mer än 5 år ago
Solved
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
mer än 5 år ago
Solved
Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
mer än 5 år ago
Solved
Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...
mer än 5 år ago
Solved
Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
mer än 5 år ago
Solved
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
mer än 5 år ago
Solved
Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
mer än 5 år ago
Solved
Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....
mer än 5 år ago
Solved
Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
mer än 5 år ago
Solved
Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...
mer än 5 år ago
Solved
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
mer än 5 år ago
Solved
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
mer än 5 år ago
Solved
Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.
mer än 5 år ago
Submitted
Rotman Trader Toolbox
Rotman Trader Toolbox provides functionality for connecting MATLAB(R) to Rotman Interactive Trader
mer än 6 år ago | 4 downloads |
![Thumbnail](/matlabcentral/mlc-downloads/downloads/submissions/49455/versions/6/screenshot.png)
Gold Feb Historical Data From Yahoo Finance
Yahoo no longer supports this api. See this answer for more information. https://www.mathworks.com/matlabcentral/answers/335...
ungefär 7 år ago | 0
Getting Gold Feb (GCG12.CMX) Historical Data From Yahoo.
Yahoo no longer supports this api. See this answer for more information. https://www.mathworks.com/matlabcentral/answers/335...
ungefär 7 år ago | 0
fetch yahoo not working for Datafeed Toolbox
The MathWorks Support Team recently posted an update on this issue. Here is the answer to save you the click: “In April 2017,...
ungefär 7 år ago | 0
Submitted
Automated Trading with MATLAB - 2012
Files from the Automated Trading webinar showing X_Trader and QuickFIX/J integration.
nästan 8 år ago | 8 downloads |
![Thumbnail](/matlabcentral/mlc-downloads/downloads/submissions/37932/versions/4/screenshot.jpg)
Submitted
Large Data in MATLAB: A Seismic Data Processing Case Study
These are the files used in the webinar on Feb. 23, 2011.
nästan 8 år ago | 9 downloads |
![Thumbnail](/matlabcentral/mlc-downloads/downloads/submissions/30585/versions/3/screenshot.png)
Submitted
Algorithmic Trading with MATLAB - 2010
Files from the November 18, 2010 webinar.
nästan 8 år ago | 5 downloads |
![Thumbnail](/matlabcentral/mlc-downloads/downloads/submissions/29489/versions/3/screenshot.png)
Submitted
Speeding Up Optimization Problems with Parallel Computing
Files from the webinar: Speeding up optimization problems with parallel computing
nästan 8 år ago | 1 download |
![Thumbnail](/matlabcentral/mlc-downloads/downloads/submissions/28487/versions/3/screenshot.png)