Skip to content

Navigation Menu

Appearance settings

View all features
- BY COMPANY SIZE
  Enterprises
  Small and medium teams
  Startups
  Nonprofits
- BY USE CASE
  App Modernization
  DevSecOps
  DevOps
  CI/CD
  View all use cases
- BY INDUSTRY
  Healthcare
  Financial services
  Manufacturing
  Government
  View all industries
View all solutions
- EXPLORE BY TOPIC
  AI
  Software Development
  DevOps
  Security
  View all topics
- EXPLORE BY TYPE
  Customer stories
  Events & webinars
  Ebooks & reports
  Business insights
  GitHub Skills
- SUPPORT & SERVICES
  Documentation
  Customer support
  Community forum
  Trust center
  Partners
- COMMUNITY
  GitHub SponsorsFund open source developers
- PROGRAMS
  Security Lab
  Maintainer Community
  Accelerator
  Archive Program
- REPOSITORIES
  Topics
  Trending
  Collections
- ENTERPRISE SOLUTIONS
  Enterprise platformAI-powered developer platform
- AVAILABLE ADD-ONS
  GitHub Advanced SecurityEnterprise-grade security features
  Copilot for BusinessEnterprise-grade AI features
  Premium SupportEnterprise-grade 24/7 support
Pricing

Search code, repositories, users, issues, pull requests...

Search

Clear

Search syntax tips

Provide feedback

We read every piece of feedback, and take your input very seriously.

Include my email address so I can be contacted

Saved searches

Use saved searches to filter your results more quickly

Name

Query

To see all available qualifiers, see our documentation.

Appearance settings

You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Reload to refresh your session.

Dismiss alert

GRTLCollaboration / engrenage Public

Notifications You must be signed in to change notification settings
Fork 79
Star 30

Code
Issues
Pull requests 1
Actions
Projects
Wiki
Security
Insights

Additional navigation options

Code
Issues
Pull requests
Actions
Projects
Wiki
Security
Insights

Exercises to extend the code: level 0

Jump to bottom

K Clough edited this page Feb 11, 2023 · 2 revisions

Copyright engrenage 2022. Contact us for further details.

Toggle table of contents Pages 25

Home
Background on Numerical Relativity
BSSN from ADM to evolution
Citation
Contact us
Contributing to Engrenage
Courses using engrenage
Debugging
Exercises to extend the code: level 0
Exercises to extend the code: level 1
Exercises to extend the code: level 2
Getting started
Going pro
Installation
Key parts of the code
License
LTCC 5 week course
More on scaling
New Horizons for Psi workshop
Running the black hole example
Running the oscillaton example
Technical details specific to Engrenage
The ADM decomposition
Useful code background
Useful Resources

Contents

Home
- License
- Citation
Background on Numerical Relativity
- The ADM decomposition
- BSSN - from ADM to evolution
Technical details specific to Engrenage
Getting started
Going pro
Courses using engrenage
- New Horizons for Psi workshop
- LTCC 5 week course
Useful Resources
Contributing to Engrenage
Contact us

Clone this wiki locally

Footer

© 2026 GitHub, Inc.

Footer navigation

Terms
Privacy
Security
Status
Community
Docs
Contact

You can’t perform that action at this time.