Stuart Kozola

MathWorks

Last seen: 3 years ago | Active since 2011

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Stuart leads product management for Quantitative Finance and Risk Management at MathWorks.

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

4 years 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 ...

5 years 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...

6 years 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...

6 years 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,...

6 years 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...

6 years 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.

6 years 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.

6 years ago

Solved

Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

6 years 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....

6 years 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...

6 years 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...

6 years 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...

6 years 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 = ...

6 years 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....

6 years 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]

6 years ago

Solved

Return area of square
Side of square=input=a Area=output=b

6 years 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 ...

6 years 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...

6 years ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

6 years 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.

6 years ago

Solved

Add two numbers
Given a and b, return the sum a+b in c.

6 years ago

Submitted

Rotman Trader Toolbox
Rotman Trader Toolbox provides functionality for connecting MATLAB(R) to Rotman Interactive Trader

6 years ago | 19 downloads |

Answered
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...

7 years ago | 0

Answered
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...

7 years ago | 0

Answered
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,...

7 years ago | 0

Submitted

Automated Trading with MATLAB - 2012
Files from the Automated Trading webinar showing X_Trader and QuickFIX/J integration.

8 years ago | 5 downloads |

Submitted

Large Data in MATLAB: A Seismic Data Processing Case Study
These are the files used in the webinar on Feb. 23, 2011.

8 years ago | 21 downloads |

Submitted

Algorithmic Trading with MATLAB - 2010
Files from the November 18, 2010 webinar.

8 years ago | 8 downloads |

Submitted

Speeding Up Optimization Problems with Parallel Computing
Files from the webinar: Speeding up optimization problems with parallel computing

8 years ago | 1 download |

Stuart Kozola

MathWorks

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