Risolto

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

oltre 10 anni fa

Problema

Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

oltre 10 anni fa | 2 | 191 risolutori

Risolto

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

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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 ...

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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 ...

oltre 10 anni fa

Risolto

Is my wife right?
Regardless of input, output the string 'yes'.

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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

oltre 10 anni fa

Risolto

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

oltre 10 anni fa

Risolto

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 ...

oltre 10 anni fa

Risolto

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...

oltre 10 anni fa

Risolto

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:...

oltre 10 anni fa

Risolto

Compute Fibonacci Number
Compute the _n_-th Fibonacci Number f(0) = 0, f(1) = 1, f(2) = 1, f(3) = 2, ... f(42) = 267914296

oltre 10 anni fa

Risolto

Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

oltre 10 anni fa

Domanda

Saving (in a matrix) the elapsed time and number of iterations for a large number of cases
I have a program that outputs the **number of iterations** and a **test value**, given inputs **A1,A2,A3,A4**. I want to run ...

quasi 11 anni fa | 1 risposta | 0

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risposta

Domanda

MATLAB: 2-D plot with z-axis given in color
My friends and I have been struggling to generate a 2-D plot in MATLAB with eta_1 and eta_2 both varying in 0:0.01:1 and the z...

circa 11 anni fa | 1 risposta | 0

1

risposta

Domanda

Solving a nonlinear system of equations, with constraint of nonnegative solutions
I would like to solve a nonlinear system of 9 equations, with the constraint that the solutions must be nonnegative. This pr...

oltre 11 anni fa | 1 risposta | 0

1

risposta

Domanda

Seemingly unrelated error message: In an assignment A(I) = B, the number of elements in B and I must be the same.
Hello, I am trying to solve a ODE BVP using bvp4c. I cannot figure out why I am getting this error: In an assignmen...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda

How to draw line connecting minima of graphs in the same plot space?
I would like to draw a line connecting the minima of 50 graphs in the same plot space. I am not sure what to put under %%P...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda

Minimizing a multivariable function in several variables in MATLAB
I need to minimize a nonlinear function subject to constraints, where everything is a parameter - no numbers. Does anyone kno...

circa 12 anni fa | 1 risposta | 0

1

risposta

Domanda

MATLAB error: Subscript indices must either be real positive integers or logicals
I have the following error in MATLAB, and it's driving me nuts! I have failed to fix it for 24 hours now, and I need your help. ...

circa 12 anni fa | 1 risposta | 0

1

risposta

Domanda

New to MATLAB - trying to write bisection method?
Hello, I'm brand new to MATLAB and am trying to understand functions and scripts, and write the bisection method based on an alg...

oltre 12 anni fa | 2 risposte | 0

2

risposte

Domanda

Can MATLAB divide two row vectors?
Hi. I have a simple question. I inputted [3 3 3]/[4 5 6] in MATLAB and got 0.5844 (format short). My question is how can MATL...

oltre 12 anni fa | 2 risposte | 1

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risposte