Install libspqr2 by entering the following commands in the terminal:
sudo apt update sudo apt install libspqr2
Description:
sparse QR factorization library
Suitesparse is a collection of libraries for computations involving sparse matrices. . SuiteSparseQR (SPQR) is a multithreaded, multifrontal, rank-revealing sparse QR factorization method.
Homepage: http://www.suitesparse.com
Version: 1:5.1.2-2
Section: libs