contents of directory: boolean


    type         date         name
    ----    ---------------   ------------------------

    file    2023.09.12.1248   boole.c
    file    2023.09.12.1248   cubes.c
    file    2023.09.12.1248   Makefile.am
    file    2023.09.12.1248   Makefile.in
    file    2023.09.12.1248   set.c
    dir     2024.04.03.1309   surfaces
    file    2023.09.12.1248   tests
    file    2023.09.12.1248   test.sh