Community Profile

### University of Oxford

23 total contributions since 2007

Professional Interests: Ultrafast laser metrology

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Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

más de 7 años ago

Solved

Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

más de 7 años ago

Solved

Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

más de 7 años ago

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Is my wife right?
Regardless of input, output the string 'yes'.

más de 7 años ago

Solved

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

más de 7 años ago

Solved

Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

más de 7 años ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

más de 7 años ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

más de 7 años ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

más de 7 años ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

más de 7 años ago

Submitted

Hankel Transform
Routine to perform a QDHT with no limit on data size or transform order (other than memory constrain

Submitted

SPIDER simulation
Simulates spectral phase interferometry for direct electric-field reconstruction (SPIDER).

Submitted

Moments of a function
Generates the nth order moment of a function.

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Stationary phase approximation for performing Fourier Transforms
Performs a Fourier Transform of a function using the stationary phase approximation

Submitted

Frequency-resolved optical gating (FROG)
Generates a FROG trace from a pulse and gate field in time and rconstructs these fields.

Submitted

Submitted

findFWHM
Finds the full width at half maxium (FWHM) of a real function.

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Forced damped driven pendulum
A forced damped driven pendulum exhibits chaotic motion.

Submitted

Calculate Wigner distribution
Calculates the 2D Wigner distribution of a complex function.

Submitted

Generates a 'radial' Gaussian function in 2D of any positive integer order.

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Integer order 1D Gaussian function
Performs a Gaussian function of any positive order.

Submitted

Pulse Propagation
Electromagnetic pulse propagation in free space in 2 spatial dimensions.