Solved


Replace secondary diagonal elements of a square array
Replace all the secondary diagonal elements of the square array A with the number n Example: A = [1 2 3 4 5 6 ...

ongeveer 7 jaar ago

Solved


Sum of combinations
Input: *X = 40*, *Y = [40 20 10 4]* Output: *Z = [1 0 0 0; 0 2 0 0; 0 1 2 0; 0 1 1 3; 0 1 0 5; 0 0 4 0; 0 0 3 3; 0 0 2 5; 0 ...

ongeveer 7 jaar ago

Problem


Sum of combinations
Input: *X = 40*, *Y = [40 20 10 4]* Output: *Z = [1 0 0 0; 0 2 0 0; 0 1 2 0; 0 1 1 3; 0 1 0 5; 0 0 4 0; 0 0 3 3; 0 0 2 5; 0 ...

ongeveer 7 jaar ago | 1 | 17 solvers

Solved


Determine whether the number is multiple of 3 or not
Let a=6 and as 6 = 2*3 which means 6 is multiple of 3; return true if a is multiple of 3,otherwise false.

bijna 8 jaar ago

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number of groups
In a classroom, *n* students work on a special project and the other students work in groups of five. If there are 18 students i...

bijna 8 jaar ago

Solved


Area of a Square
Inside a square is a circle with radius r. What is the area of the square?

bijna 8 jaar ago

Solved


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

bijna 8 jaar ago

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...

bijna 8 jaar ago

Solved


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...

bijna 8 jaar ago

Solved


Determinants
Given a square matrix(A), find the determinant(d). For example: A = [1,3;4,5] d = 1*5-4*3 = -7

bijna 8 jaar ago

Solved


Find the minimal value in N*N Matrix
Suppose that we have N by N matrix, we try to find the minimal value in that matrix. examples: Input A=[1 2 3 5 6;52 58 56 45...

bijna 8 jaar ago

Solved


Is matlab fun?
Returns 'yes' no matter the input.

bijna 8 jaar ago

Submitted


Represented a positive integer number as a sum of multiple positive integer numbers.
A positive integer number N is represented as a sum of K positive integer numbers.

ongeveer 8 jaar ago | 1 download |

Question


Which method is faster?
1) a(1,2).last_index=a(1,2).last_index+1; a(1,2).multiple_vars(a(1,2).last_index) = value1; 2) a(1,2).multiple_v...

ongeveer 8 jaar ago | 1 answer | 0

1

answer

Solved


create a square matrix
create a [n*n] matrix. example: mat(4)= [ 1 4 9 16 4 4 9 16 9 9 ...

ongeveer 8 jaar ago

Solved


Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

meer dan 8 jaar ago

Question


How to draw special figures like this:
<<http://www.teach-ict.com/gcse_computing/ocr/213_software/utilities/miniweb/images/harddisk.jpg>> Suppose i have 3(N) boolea...

meer dan 8 jaar ago | 1 answer | 0

1

answer

Answered
Can anyone help me with the PID tuning using #Particle Swarm Optomization for Load Frequency Control of 3 area system??
start with <http://www.mathworks.com/matlabcentral/fileexchange/43541-particle-swarm-optimization--pso- THIS>

meer dan 8 jaar ago | 0

Answered
I am in the need of your help regarding implementation of PSO MATLAB code for a two area interconnected power system for LOAD FREQUENCY CONTROL.
start with <http://www.mathworks.com/matlabcentral/fileexchange/43541-particle-swarm-optimization--pso- THIS>

meer dan 8 jaar ago | 0

Answered
I am working on control of nonlinear inverted pendulum using PID and LQR.Now i want to apply PSO on PID .How PSO toolbox can use in this problem or if anybody have coding please answer
start with <http://www.mathworks.com/matlabcentral/fileexchange/43541-particle-swarm-optimization--pso- here>

meer dan 8 jaar ago | 0

Solved


Replace values out of an interval with the lower or upper values
For a vector or matrix X and an interval [n1,n2], the function replace every element of x inferior to n1 by n1, and every elemen...

meer dan 8 jaar ago

Question


strfind first occurrence.
http://in.mathworks.com/help/matlab/ref/strfind.html#btvz00e-2_1 str = 'Find the starting indices of a pattern in a character...

meer dan 8 jaar ago | 1 answer | 1

1

answer

Solved


Crunch that matrix!
You are given an M x N matrix. Write a script that will compress this matrix into an M x (N/3) matrix, where each of the terms ...

meer dan 8 jaar 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...

meer dan 8 jaar ago

Problem


generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...

bijna 9 jaar ago | 1 | 108 solvers

Problem


Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...

bijna 9 jaar ago | 2 | 70 solvers

Question


How many times this for loop will execute
count =0; for i=1:5 count = count +1; if true i=i+1; end end I want to skip som...

bijna 9 jaar ago | 1 answer | 0

1

answer

Solved


Eliminate Outliers Using Interquartile Range
Given a vector with your "data" find the outliers and remove them. To determine whether data contains an outlier: # Identi...

meer dan 9 jaar ago

Solved


Give prime Numbers upto n
You are given a input number x; print all the prime numbers less than equal to x.

meer dan 9 jaar ago

Solved


Repeat string n times - 2
This is the two variable version of <http://www.mathworks.com/matlabcentral/cody/problems/42482-repeat-string-n-times Repeat str...

meer dan 9 jaar ago

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