已解决

3 years 前

已解决

Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

3 years 前

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Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

3 years 前

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Converts numbers into characters
Converts numbers into characters

3 years 前

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Find the max element of the array
Find the max element of the array

3 years 前

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Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

3 years 前

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Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

3 years 前

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to the 2 all elements
to the 2 all elements

3 years 前

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the average value of the elements
Calculate the average value of the elements in the array

3 years 前

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Double all elements in the array
Duplicate all elements in the array

3 years 前

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calculate the length of matrix
input 1 array, calculate the length

3 years 前

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Draw a '0' in a one matrix!

3 years 前

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Find x rows where the sum of the numbers is the maximum

3 years 前

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Draw a '9' in a zero matrix!

3 years 前

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Draw a '8' in a zero matrix!

3 years 前

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Draw a '7' in a zero matrix!

3 years 前

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Draw a '6' in a zero matrix!

3 years 前

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Draw a '5' in a zero matrix!

3 years 前

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Draw a '4' in a zero matrix!

3 years 前

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Draw a '3' in a zero matrix!

3 years 前

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Draw a '2' in a zero matrix!

3 years 前

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Draw a '1' in a zero matrix!

3 years 前

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Sum of series IX
What is the sum of the following sequence: Σ 1/k! for k=1...n for different n?

3 years 前

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Sum of series VIII

3 years 前

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Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

3 years 前

已解决

Generate Square Wave
Generate a square wave of desired length, number of complete cycles and duty cycle. Here, duty cycle is defined as the fraction ...

3 years 前

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Make a Plot with Functions
Make a plot and test

3 years 前

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Simpson's Paradox - Calculate correlation coefficients for groups of data
Simpson's Paradox is a statistical phenomenon where groups of data can have a characteristic while the whole data set together h...

3 years 前

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Dog Statistics
The vectors ht and wt contains the heights and weights of 20 golden retrievers. In some cases, it was not possible to make both ...

3 years 前

已解决

Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...

3 years 前