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Adam Wyatt


University of Oxford

Last seen: 4 years ago |  Active since 2007

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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...

12 years 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...

12 years 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...

12 years ago

Solved


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

12 years 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...

12 years 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...

12 years 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 ...

12 years 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...

12 years ago

Solved


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

12 years 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:...

12 years ago

Submitted


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

15 years ago | 1 download |

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

16 years ago | 3 downloads |

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

16 years ago | 13 downloads |

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

16 years ago | 1 download |

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

16 years ago | 2 downloads |

Submitted


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

16 years ago | 1 download |

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quadvgk
G7-K15 adaptive quadrature on vector-valued functions

17 years ago | 1 download |

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

17 years ago | 3 downloads |

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

17 years ago | 7 downloads |

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

17 years ago | 2 downloads |

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

17 years ago | 1 download |

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

17 years ago | 5 downloads |

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cumquad
Cumulative integration of analytical functions via adaptive simpsons quadrature.

18 years ago | 1 download |