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Christopher Wong


University of Utah

Last seen: 1 month ago Active since 2018

Graduate Research Assistant
Civil & Environmental Engineering
email: crswong888@gmail.com

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Answered
Could not initialize shared resources for X11GraphicsDevice
For AMD GPUs on Ubuntu: If you're using an AMD graphics card on Ubuntu (or perhaps some other flavor of Linux) and you are havi...

3 months ago | 1

Submitted


Newmark-beta Method for Nonlinear Single DOF Systems
Predict the nonlinear (or linear) response of a single degree-of-freedom damped mass-spring system subject to an external dynami...

6 months ago | 46 downloads |

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Submitted


Baseline Correction for Vibratory Acceleration Signals
Compensates for baseline drift observed in strong ground motion and other types of acceleration signals using the type-oriented ...

6 months ago | 8 downloads |

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Submitted


A Finite Element Analysis Environment for Solid Mechanics
Apply the Finite Element Method to solve and visualize displacement fields over EDGE, QUAD, and HEX elements in 2- and 3-dimensi...

12 months ago | 20 downloads |

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Question


Check if string matches many possibilities or check if doesn't match few possibilities.
Let's say I have a set of validated strings: {'B2D2', 'CPS4', 'R2D2', 'RB2D2', 'SB2D2', 'T2D2'}. And I want to proceed based on...

1 year ago | 1 answer | 0

1

answer

Question


How to switch to the opposite value of a logical type?
Hello all, I'm wondering if theres some shorthand syntax to switch the current value of a logical to the opposite value. That is...

1 year ago | 1 answer | 1

1

answer

Question


Is calling length() as needed slower than storing the value just once in a separate variable?
The question really is: are the dimensions of an array stored somewhere on the stack, or does the length() function perform some...

1 year ago | 2 answers | 0

2

answers

Submitted


2D TRUSS FINITE ELEMENT W/ MULTI-POINT BOUNDARY CONDITIONS
This script solves the displacements, reactions, strains and stresses of a 2D truss structure using the finite element penalty a...

2 years ago | 4 downloads |

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Submitted


2D LINEAR TRUSS FINITE ELEMENT
This program computes the displacements, support reactions, and stresses for a 2D truss system.

2 years ago | 3 downloads |

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Answered
Newmark's Method for Nonlinear Systems
Hi, I've also been attempting these problems from Chopra (2014). I'm having some trouble following your syntax and would need mo...

3 years ago | 1