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Who invented zero?

We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

6 years ago

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Who has power to do everything in this world?

There is only one person who is older than this universe. He is Indian version of Chuck Norris.

6 years ago

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Convolution Power

Create the convolution-power vector from initial vector _x_ and power _n_. In other words, similar to the scalar case, raising ...

6 years ago

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Determine value using Look-up table method

Given a set of 2 vectors x and y related in a certain way, you are supposed to find value of y (ydash) given a particular value ...

6 years ago

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Try 1.5.4: Celsius to Fahrenheit

Write a program to convert an input given in Celsius to Fahrenheit. Examples: Input celsiusValue = 100 Output fahrValu...

6 years ago

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Perl 3: shift

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

6 years ago

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Perl 2: pop

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

6 years ago

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Perl 1: push

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

6 years ago

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Fast Fourier transform algorithm

Your task is to implement the Fast Fourier transform algorithm, without using builtin MATLAB fft commands e.g. fft, fft2, or har...

6 years 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?_...

6 years ago

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Related Vectors

I have two vectors A & B. If the values in vector A is zero then the corresponding value in vector B should be zero. Example:...

6 years ago

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Number of digits in an integer

Specifies how many digits in a given integer. Example: in=100 ==> out=3

6 years ago

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3D Surface Plotting

I have a yearly data set in separate .dat date file(eg, 100101.dat, 100102.dat,100103.....up to 101230.dat)and each contains 5 c...

6 years ago

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Beads on a Necklace (Convex Hulls)

We may describe a <http://en.wikipedia.org/wiki/Convex_hull convex hull> as a rubber band stretched around a list of points. Som...

6 years ago

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Is it a number?

Determine if input is numeric. If it is,output is 1; if it is not, output is 0.

6 years ago

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Edges of a n-dimensional Hypercube

Return the number of edges on an <http://en.wikipedia.org/wiki/Hypercube _n_-dimensional hypercube> (with an integer n ≥ 0). ...

6 years ago

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Net Present Value of a Stream of Cash Flows

Calculate <https://en.wikipedia.org/wiki/Present_value the net present value of a future cash flow> vector given; * future ca...

6 years ago

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Mode

Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

6 years ago

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Method of Common Differences part-1

Use the method of common differences to output a vector containing the initial values and the nth order difference. ex ...

6 years ago

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Sort complex numbers into complex conjugate pairs

Sort complex numbers into complex conjugate pairs. Example: Input x = [3-6i -1-4i -1+4i 3+6i] Sorted output = [-1 - ...

6 years ago

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Cosine frequency doubler

Given an input vector containing a cosine wave of unknown frequency, produce an output vector of the same length containing a co...

6 years ago

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Numbers at bit-boundary

Find if a number is on or below the bit-boundary, as defined below. Examples 7,9 straddle the bit-boundary at 2^3 as do 31...

6 years ago

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Laguerre polynomials

Given an integer _n_ ≥ 0, generate the _n_-th <http://en.wikipedia.org/wiki/Laguerre_polynomials Laguerre polynomial>. *Ex...

6 years ago

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Convert Two Character String into a Binary Vector

Given a string "XOXXO" convert it into a binary vector. [1 0 1 1 0] Paul Berglund implemented an optimal method in <http://ww...

6 years ago

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Pascal's Matrix

Given an integer n ≥ 0, generate the ( _n_+1) × ( _n_+1) lower triangular <http://en.wikipedia.org/wiki/Pascal_matrix P...

6 years ago

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Duplicate a character

Duplicate a character 'n' times. Example 1: str='a' n=5 output='aaaaa' Example 2: str='*' n=3 output='***'

6 years ago

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Calculate Engine Power

Calculate Engine Power (P) in kW given the values of Torque(M) in Nm and Engine Speed(n) in rpm

6 years ago

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Symmetry of vector

Determine whether the vector is symmetric or not (vector could be even or odd in length). For example: x = [1 2 3 3 2 1] ...

6 years ago