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Toby Driscoll


University of Delaware

Last seen: 3 months ago Active since 2003

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Answered
Not responding on startup, macOS Mojave
For me the key was adding MATLAB to System Prefs / Security & Privacy / Accessibility. I'm running DFX, Dropbox, Google Drive St...

3 years ago | 0

Submitted


Fundamentals of Numerical Computation
Codes and other resources for the textbook Fundamentals of Numerical Computation.

6 years ago | 3 downloads |

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showall
Show all open or selected figures in a grid.

8 years ago | 1 download |

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Schwarz-Christoffel Toolbox
Computes conformal maps to polygons, allowing easy solution of Laplace's equation.

10 years ago | 35 downloads |

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IEEE 754 binary representation
Converts a double into its underlying 64-bit representation, including sign, exponent, and mantissa.

10 years ago | 6 downloads |

Solved


Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

11 years ago

Solved


Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

11 years ago

Solved


Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

11 years ago

Solved


Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

11 years ago

Solved


Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

11 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...

11 years ago

Solved


Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

11 years ago

Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

11 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...

11 years ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

11 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...

11 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:...

11 years ago

Submitted


Finite difference weights
Finds finite difference (or interpolation) weights for an arbitrary set of nodes in one dimension.

15 years ago | 1 download |

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Sparse Toeplitz matrix construction
Produces a sparse Toeplitz matrix given only the first row and column, like built-in Toeplitz.

15 years ago | 4 downloads |

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latex
Output a matrix in LaTeX format.

15 years ago | 3 downloads |

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unplot
Removes the most recently drawn object(s).

15 years ago | 3 downloads |

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Automatic validation of software
Validate software using a test library of functions in a directory.

15 years ago | 1 download |

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HTML calendar generator
HTMLCAL creates a web page with nicely formatted monthly calendars over a date range of your choosin

16 years ago | 1 download |

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Piecewise defined function builder
Constructs a callable function that applies different definitions based on supplied conditions.

16 years ago | 1 download |

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Singular Fourier-Pade approximation
Circumvention of the Gibbs phenonmenon though Pade approximations with singularities

17 years ago | 1 download |

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outselect.m
Select or reorder any function's output arguments.

19 years ago | 1 download |

Submitted


inputgui
A simple, flexible, and overridable graphical replacement for INPUT.

21 years ago | 2 downloads |

Submitted


gslope
Compute the slope between two selected points.

21 years ago | 1 download |

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combplot
Copies axes from existing figures into a single new figure window.

21 years ago | 1 download |