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Find Pseudo-Cyclic Number

A cyclic number is an integer in which cyclic permutations of the digits are successive multiples of the number https://en.wikip...

1 jour ago

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Draw 'S'

draw S using nxn matrix, where n is odd and greater than 4 S = [1 1 1 1 1 1 0 0 0 0 1 1 1 1 1 0 0 0 0 1 ...

2 jours ago

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Find the inverse permutation

Given a permutation vector perm (a vector of n elements containing all the elements from 1 to n in some order), return the permu...

3 jours ago

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Where do the maximum number belongs within a 3-D matrix?

Suppose, you are given two variables a and b as inputs in 2-D format. Find out, where do the maximum number belongs (as output c...

3 jours ago

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ranch area?

Your friend has a ranch with four distinct boundary lines. Three boundary lines are ideal straight roads: (1) North Club Road, (...

3 jours ago

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Solve Quadratic : No * - or key functions permitted

Solve the quadratic equation *ax^2+bx+c=0*. However, some of the normal functions and symbols are not allowed. x=[ -b +/- sq...

3 jours ago

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Avengers Assemble!

Given matrix with so many zeroes, trim those zeroes and output a matrix joining all nnz elements Example: input = [0 0 0 0 0...

4 jours ago

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Rule of mixtures (composites) - lower and upper bounds

The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

4 jours ago

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Rule of mixtures (composites) - lower and upper bounds (volumes)

The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

4 jours ago

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Rule of mixtures (composites) - upper bound

The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

4 jours ago

Solved

Rule of mixtures (composites) - lower bound

The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

4 jours ago

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Positive Definiteness of a Matrix

Determine if input matrix is positive definite or not.

4 jours ago

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Coefficients and vertex of a parabola given 3 points

Given 3 points, each defined by x and y, compute the coefficients: [a,b,c] of a parabola with equation: y = ax^2 + bx + c passin...

4 jours ago

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Mean ignoring NaNs

Define a function that behaves in the same way as mean(x) and mean(x,d) except that it ignores NaNs (unless all of the values be...

4 jours ago

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Compute circular convolution

In signal processing, we usually encounter the circular convolution case. Compute it here using the two input sequences (denoted...

5 jours ago

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Determine whether a number is a cluster prime

A <https://mathworld.wolfram.com/ClusterPrime.html cluster prime> is an odd prime number _p_ such that all even numbers less tha...

6 jours ago

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Find the coefficients for numerical integration using Simpson's rule

For using numerical integration using Simpson's rule, we need some coefficients to be determined first. Suppose the n is the nu...

6 jours ago

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Find the first N zeros of the 666 function

Using the following definition of the 666 function for this problem: _f(n)=sin('nnn')-cos(n*n*n)_, write a function that returns...

6 jours ago

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Composite Trapezoidal Rule for Numeric Integration

Use the trapezoidal rule to numerically integrate a function, _f(x)_, passed as the first argument, between upper and lower limi...

6 jours ago

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Divisible by n, prime vs. composite divisors

In general, there are two types of divisibility checks; the first involves composite divisors and the second prime divisors, inc...

7 jours ago

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Divisible by n, prime divisors (including powers)

For this problem, you will be provided an array of numbers (not necessarily in order). Return the array of numbers with only pri...

7 jours ago

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Perl 4: unshift

_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

8 jours ago

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Sum the Infinite Series II

For any x in the range 0 < x and x < 2*pi radians, find the sum of the following infinite series: c = 1 + 1/2*cos(x) + 1/2*3/4...

8 jours ago

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How many unique Pythagorean triples?

For a given integer |n|, return all <https://en.wikipedia.org/wiki/Pythagorean_triple Pythagorean triples> that inlude numbers s...

8 jours ago