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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?
2年以上 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)
2年以上 前
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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?
2年以上 前
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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?
2年以上 前
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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?
2年以上 前
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Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?
2年以上 前
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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?
2年以上 前
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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?
2年以上 前
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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?
2年以上 前
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Column Removal (★★★)
(copy of prob 7) Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2...
2年以上 前
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Remove entire row and column in the matrix containing the input values
Remove the entire row and column from the matrix containing specific values. The specified value can be a scalar or a vector. Fo...
2年以上 前
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remove every row&col for every nan
for a given matrix, remove the row and column of every nan. Example x=[1 2 NaN 4 5 6 7 8 ...
2年以上 前
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Remove all the columns contains only zero
Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...
2年以上 前
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Find Rows with Specift Properities
Delete rows with specific properites as following: Find rows that have a negative value in any element of the row and delete it...
2年以上 前
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Remove a specific column with min value
Remove the column that contain the min value in the matrix? If you like the problem, please give it a like:)
2年以上 前
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Remove a specific column with max value
Remove the column that contain the max value in the matrix? If you like the problem, please give it a like:)
2年以上 前
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Remove a specific row with min value
Remove the row that contain the min value in the matrix? If you like the problem, please give it a like:)
2年以上 前
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Remove a specific row with max value
Remove the row that contain the max value in the matrix? If you like the problem, please like it :)
2年以上 前
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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...
2年以上 前
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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 = ...
2年以上 前
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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...
2年以上 前
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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....
2年以上 前
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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...
2年以上 前
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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
2年以上 前
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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...
2年以上 前
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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
2年以上 前
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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]; ...
2年以上 前
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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
2年以上 前
