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how to generate random numbers from a distribution which is the convolution of exponential distributions?
i = 0:0.1:10; I1 = 1; I2 = 1; % define as per your requirment p1 = i/(I1^2).*exp(-i/I1); % first exponential function p2...
how to generate random numbers from a distribution which is the convolution of exponential distributions?
i = 0:0.1:10; I1 = 1; I2 = 1; % define as per your requirment p1 = i/(I1^2).*exp(-i/I1); % first exponential function p2...
11 years ago | 1
| accepted
Answered
how can i get ode15s ??
[x,y] = ode15s(YourFunction,LowerIntegrationLimit,UpperIntegrationLimit,InitialCondition)
how can i get ode15s ??
[x,y] = ode15s(YourFunction,LowerIntegrationLimit,UpperIntegrationLimit,InitialCondition)
11 years ago | 2
| accepted
Submitted
Marginal distributions of a bivariate function
This function computes the marginal distributions of each variable in a bivariate function.
11 years ago | 363 downloads |
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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...
11 years ago
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Importing specific rows of Data from Text file
I think the following code will serve your purpose. I assume that the text file is named as *textFile.txt* , and is saved in you...
Importing specific rows of Data from Text file
I think the following code will serve your purpose. I assume that the text file is named as *textFile.txt* , and is saved in you...
11 years ago | 1
Solved
Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...
11 years ago
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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
11 years ago
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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 ...
11 years ago
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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...
11 years ago
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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 ...
11 years ago
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Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...
11 years ago
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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...
11 years ago
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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...
11 years ago
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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 ...
11 years ago
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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...
11 years ago
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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...
11 years ago
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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:...
11 years ago
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How can i calculate & plot amplitudes of first 40 harmonics of char and plot the letter ?
I see a couple of problems in the code: First, ampu(n+1) means a scaler, but sqrt(au.^2+bu.^2) is a vector. So, you can form...
How can i calculate & plot amplitudes of first 40 harmonics of char and plot the letter ?
I see a couple of problems in the code: First, ampu(n+1) means a scaler, but sqrt(au.^2+bu.^2) is a vector. So, you can form...
11 years ago | 1
Answered
2D matrix to 3D matrix given index in the 2D matrix col1
C = sortrows(A,1); indx = 0; for k = 1:size(C,1)-1 if C(k,1) == C(k+1,1) indx = indx+1; ...
2D matrix to 3D matrix given index in the 2D matrix col1
C = sortrows(A,1); indx = 0; for k = 1:size(C,1)-1 if C(k,1) == C(k+1,1) indx = indx+1; ...
11 years ago | 1
| accepted
Answered
Generating a for loop and writing data
for i = 1:size(data,1)/8 xx=data(8*i-7:8*i,2:3); yy=data(8*i-7:8*i,1); % append other stuffs here, use loop index to...
Generating a for loop and writing data
for i = 1:size(data,1)/8 xx=data(8*i-7:8*i,2:3); yy=data(8*i-7:8*i,1); % append other stuffs here, use loop index to...
12 years ago | 1
Question
How can I sum the elements of a symbolic vector?
Hello, I have a symbolic vector X = [1, x1, x2, x1^2, x2^2, x1*x2], where x1 and x2 are symbols. I want to sum the vector so ...
12 years ago | 1 answer | 0