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Andrew Horchler


Last seen: Today |  自 2012 起处于活动状态

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消息

We're going to the Moon! I'm the Chief Research Scientist at Astrobotic heading their Future Missions and Technology team (https://astrobotic.com/technology). My Ph.D. in Mechanical Engineering at Case Western Reserve University was in the area of biologically inspired robotics with particular interests in mechanical design, soft robotics, dynamical systems, computational neuroscience, and numerical simulation. I have over 25 years of experience with Matlab and C.

Programming Languages:
Python, C++, C, Javascript, MATLAB, HTML, CSS, Arduino, Shell
Spoken Languages:
English, French

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已解决


Approximation of Pi
Pi (divided by 4) can be approximated by the following infinite series: pi/4 = 1 - 1/3 + 1/5 - 1/7 + ... For a given number of...

3 months 前

已解决


radius of a spherical planet
You just measured its surface area, that is the input.

3 months 前

已解决


MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

3 months 前

已解决


Toeplitz Matrix
For a given square matrix of order n-by-n check whether this is a Toeplitz matrix or not. Return true if it is.

7 months 前

已解决


Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

7 months 前

已提交


SDETools
Matlab Toolbox for the Numerical Solution of Stochastic Differential Equations (SDEs)

4 years 前 | 7 次下载 |

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sgolayfilt
Savitzky-Golay differentiation filters

6 years 前 | 9 次下载 |

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已提交


wrightOmegaq
Complex double-precision evaluation of the Wright omega function

7 years 前 | 1 次下载 |

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已提交


waittext
Display updating line of text or textual waitbar in Matlab Command Window

7 years 前 | 1 次下载 |

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已提交


quasicrystal
Generate movie, animated GIF, or image of a quasicrystal via sum of plane waves

7 years 前 | 1 次下载 |

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rgb2map
Convert RGB colors to indexed colormap colors

7 years 前 | 1 次下载 |

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QTWriter
Export QuickTime Movies with Matlab

7 years 前 | 1 次下载 |

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notify
Display OS X notification message window from Matlab

7 years 前 | 1 次下载 |

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int2bin - bin2int
Convert integer datatype to a binary string and back

7 years 前 | 5 次下载 |

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polyfitsym
Fit symbolic polynomial to data

7 years 前 | 1 次下载 |

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char2hex - hex2char
Convert decimal integer string to hexadecimal representation and back

7 years 前 | 2 次下载 |

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circfit
Matlab function for least squares fitting of X-Y data to a circle

7 years 前 | 33 次下载 |

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cdiff
First- and second-order complex step derivative approximation

7 years 前 | 1 次下载 |

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DynamixelTools
Matlab Toolbox to control ROBOTIS Dynamixel actuators with the OpenCM9.04 microcontroller

7 years 前 | 1 次下载 |

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rigidtform
Optimal rotation and translation between corresponding points

7 years 前 | 1 次下载 |

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Passive-Dynamic-Walking
Simulation and animation of simple passive dynamic walking models

8 years 前 | 5 次下载 |

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hypergeomq
Fast evaluation of the generalized hypergeometric function

8 years 前 | 2 次下载 |

已回答
Symbolic math- substitute a derivative function with subs()?
A late answer, but maybe this will help others. See <http://stackoverflow.com/a/26998716/2278029 my answer here> on StackOverflo...

10 years 前 | 2

已解决


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

11 years 前

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

11 years 前

已解决


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

11 years 前

已解决


The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

11 years 前

已解决


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

11 years 前

提问


HARDCOPY slower with more figures open?
GETFRAME is slow. I'm using the HARDCOPY function as a faster alternative (it's still way too slow) in order to capture figures ...

12 years 前 | 1 个回答 | 1

1

个回答

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Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

12 years 前

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