database_cremona_ellcurve

Description

John Cremona’s database of elliptic curves

See https://github.com/JohnCremona/ecdata

This is an optional package, not included by default.

License

Public Domain

Dependencies

None

Patches

  • None

Upstream Contact

Update Instructions

Get an up-to-date copy of the git repository ecdata from https://github.com/JohnCremona/ecdata.

If the cremona database has already been installed, remove SAGE_DATA/cremona/cremona.db. Then run

The build script expects to find the files in subfolders allcurves, allgens, degphi and allbsd of the ecdata folder. It extracts them and builds the new cremona.db file from the contents.

Finally, copy SAGE_DATA/cremona/cremona.db to the src directory of the spkg.