$ sudo apt-get remove libec0 

Uninstall libec0 including dependent package

If you would like to remove libec0 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libec0 

Use Purging libec0

If you use with purge options to libec0 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libec0 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove libec0 

See Also,