Install libslvs1 by entering the following commands in the terminal:
sudo apt update sudo apt install libslvs1
Description:
SolveSpace geometric kernel
SolveSpace is a parametric 2d/3d CAD. libslvs contains the geometric kernel of SolveSpace, built as a library.
Homepage: http://solvespace.com
Version: 2.3+repack1-3
Section: universe/libs