Install libf2j-java by entering the following commands in the terminal:
sudo apt update sudo apt install libf2j-java
Description:
Java library port of Fortran numerical libraries
The package provides the Java library (APIS) to numerical libraries originally written in Fortran (particularly BLAS and LAPACK).
Homepage: http://sourceforge.net/projects/f2j/
Version: 0.8.1+dfsg-3
Section: multiverse/java