$ sudo apt-get remove libcoin80 

Uninstall libcoin80 including dependent package

If you would like to remove libcoin80 and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove libcoin80 

Use Purging libcoin80

If you use with purge options to libcoin80 package all the configuration and dependent packages will be removed.

$ sudo apt-get purge libcoin80 

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 libcoin80 

See Also,