Solved
Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...
14 years ago
Solved
Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...
14 years ago
Solved
Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...
14 years ago
Solved
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
14 years ago
Solved
Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
14 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 = ...
14 years ago
Solved
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
14 years ago
Solved
Count from 0 to N^M in base N.
Return an array of numbers which (effectively) count from 0 to N^M-1 in base N. The result should be returned in a matrix, with ...
14 years ago
Solved
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
14 years ago
Solved
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
14 years ago
Solved
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
14 years ago
Answered
Store value into matrix, and then perform calculation upon each element
I guess you want to do X(i) = betainv(u(i),2,3); Y(i) = logninv(u(i),5,3); you either missed the u(i) index, or y...
Store value into matrix, and then perform calculation upon each element
I guess you want to do X(i) = betainv(u(i),2,3); Y(i) = logninv(u(i),5,3); you either missed the u(i) index, or y...
14 years ago | 0
| accepted
Answered
converting cell to matrix
Straightforward answer to your question title may be - look for cell2mat function in matlab. But maybe I am completely wrong and...
converting cell to matrix
Straightforward answer to your question title may be - look for cell2mat function in matlab. But maybe I am completely wrong and...
14 years ago | 0
Answered
reset(symengine) does not work
Bug solved under bug ID: 1-GLMOLN. Matlab documentation should be updated + necessity to call 'clear mex' after calling reset.
reset(symengine) does not work
Bug solved under bug ID: 1-GLMOLN. Matlab documentation should be updated + necessity to call 'clear mex' after calling reset.
14 years ago | 0
| accepted
Question
reset(symengine) does not work
If I do reset(symengine); inmem; I still see |symengine| and |mupadengine.mupadengine| in the memory. Does it mean t...
14 years ago | 1 answer | 0
1
answerQuestion
Memory leak in symbolic toolbox?
If I try this simple code: W = 1/100*ones(100); W = sym(W); x = rand(100,1); for i=1:10000 x = double(W*x); end ...
14 years ago | 0 answers | 0
0
answersSubmitted
Intersection of linear subspaces
Function for finding the basis of the intersection of N subspaces
14 years ago | 1 download |
Submitted
Plotting planes and their intersection in 3D
Function 'plotPlanes' plots planes/lines in 3D; 'plotIntersection' plots intersection of the planes.
14 years ago | 1 download |
Submitted
Graph adjacency matrix to incidence matrix
Conversion from graph adjacency matrix to incidence matrix.
14 years ago | 1 download |
Question
setXmlStandalone bug?
Hi, I have this problem. If I make this in matlab --- docNode = com.mathworks.xml.XMLUtils.createDocument('root'); docNode.se...
14 years ago | 2 answers | 0