Risolto

Solve the system of equations.
_Ax=b_ * _A_ - square coefficient matrix * _b_ - right side column vector Find vecor _x_.

quasi 10 anni fa

Risolto

Return amount of palindromes in the string.
Example Input: s='eye story pop dictionary noon enjoy software moon' Output: amount=3

quasi 10 anni fa

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For given vectors x,y find coresponding spline coefficients.
For given vectors x,y find coresponding spline coefficients. Example x =[ -3 -2 0 2 3] y =[ 0 0 1 ...

quasi 10 anni fa

Risolto

Find product of eigenvalues of n*n magic matrix.
Find product of eigenvalues of n*n magic matrix. Example n=3 Matrix= [ 8 1 6; 3 5 7; 4 ...

quasi 10 anni fa

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Calculate the sum of elements of n*n Hilbert matrix.
Calculate the sum of elements of n*n Hilbert matrix. Example n=5 HilbertMatrix=[1.0000 0.5000 0.3333 0.2500 ...

quasi 10 anni fa

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Find area.
Suppose <<https://www.mathworks.com/help/examples/matlab/ImproperIntegralExample_eq17103907294130514984.png>> b=Inf. Fi...

quasi 10 anni fa

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Find cosine between two given vectors u and v.
Find cosine between two given vectors u and v. Example u = [5 2 0 5 3 0]; v = [3 2 5 1 ...

quasi 10 anni fa

Risolto

Find Euclidean norm of given vector u.
Find Euclidean norm of given vector u. https://en.wikipedia.org/wiki/Euclidean_distance Example x=[1 1] result=sqrt(1^2+1^2...

quasi 10 anni fa

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Find scalar product of two polynomials a and b, given as vector array.
Find scalar product of two polynomials given as vector array. Example a=[1 -1 2]; b=[2 4 1]; result=0

quasi 10 anni fa

Risolto

Calculate roots of polynomial given as vector array.
Calculate roots of polynomial given as vector array. Example x=[1 2 0 5 0 3] result=[-2.7267 ; ...

quasi 10 anni fa

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pizza deals
Given two pizza slices of different sizes: * Slice A with angle alpha1, radius r1 and price p1 * Slice B with angle alpha2, ...

quasi 10 anni fa

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Get derivarive of polynomial given as vector array.
Get derivarive of polynomial given as vector array. Example p=[ 1 2 0 5 0 3 ]; result=[ 5 8 0 10 ...

quasi 10 anni fa

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Zero padding
Create y = {'01';'02';'03';'04';'05';'06';'07';'08';'09';'10'} from x = 1:10

quasi 10 anni fa

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Namespace
Create a set of n variable names 'a_1',...,'a_n' The result should be a column oriented cell array of strings. Example inp...

quasi 10 anni fa

Risolto

Divide polynomial p1 by p2.
Divide polynomial p1 by p2 given as vectors. Return result q and r vectors which corresponds the quotient and remainder of divis...

quasi 10 anni fa

Risolto

Calculate the values of a polynomial.
Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values. ...

quasi 10 anni fa

Risolto

Multiply two polynomials p and q given in in vector representation.
Multiply two polynomials p and q given in vector representation. Example p=[-2 0 1 -1 3 2] q=[1 0 -1 2 ...

quasi 10 anni fa

Risolto

Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Opposite task convert string hexadecimal numbers array into array of decimal numbers . Example x=[ '208'; '209'; '20A'; ...

quasi 10 anni fa

Risolto

Opposite task convert binary numbers array into array of decimal numbers.
Opposite task convert binary numbers array into array of decimal numbers. Example x=[ 11001000 ; 11001001 ; 11001010 ...

quasi 10 anni fa

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Sort rows of a matrix
Sort rows of matrix A in an ascending order according to the last column Example input: A = [1 2 3;7 8 9;4 5 6]; Exam...

quasi 10 anni fa

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Logical array indexing - part 1
Given an array |A| of size |m x n| , return an array |Y| of the same size such that the following conditions are satisfied. (...

quasi 10 anni fa

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make histogram
You probably know the function hist(x,n) to get the histogram. Now try to write the function yourself! For the cheaters wanti...

quasi 10 anni fa

Risolto

Sample from random roulette
Given a list of values and their probabilities sample 10.000 values. Example: x = [1 2 3 4 5]; prob = [0.2 0.1 0.4 0....

quasi 10 anni fa

Risolto

Number of elements in matrix
Calculate the # of elements for given matrix

quasi 10 anni fa

Risolto

Number of nonzero elements in matrix
Calculate the number of nonzero elements for given matrix

quasi 10 anni fa

Risolto

Convert array of decimal numbers into binary numbers array.
Convert array of decimal numbers into binary numbers array. Example x = [1 2 3 4 5 6 7 8 ]; re...

quasi 10 anni fa

Risolto

Convert array of decimal numbers into hexadecimal numbers array.
Convert array of decimal numbers into hexadecimal numbers array. Example x =[ 32 33 34 35 36 37 38 ...

quasi 10 anni fa

Risolto

Find Adjacency Matrix
Graph is undirected. (s,t) in node pairs. Please, return full storage version of the matrix.(use _full(A)_ ) Input: s...

quasi 10 anni fa

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Find the sum of the negative elements under the main diagonal.
Example Input A=[1 2; -3 0] Output -3

quasi 10 anni fa

Risolto

Reduce the logic
We have three logical input, x,y and z. The output is: y = ((x&y)|z)&((z|x&y)|(z&y|x))|((x&z)|z)&((y|x&z)|(z&x|y))|(x|y|z) ...

quasi 10 anni fa