* LDPC will not load primitives if there are two blanks after the matrix instead of one. Try this:
1 1 78 -0.25 9 1.6 0 0 0 1 0 0 0 1.6 1-4disc.dat
1 1 78 -0.25 -9 0 0 1.6 0 1 0 -1.6 0 0 1-4disc.dat
4 1 -78 -0.25 9 -78 -0.25 10.6 -73.729 -0.25 7.75 -73.805 -0.25 7.196
4 1 -71.823 -0.25 7.758 -73.729 -0.25 7.75 -78 -0.25 10.6 -67.44 -0.25 10.6
4 1 -67.767 -0.25 7.933 -69.884 -0.25 7.808 -71.823 -0.25 7.758 -67.44 -0.25 10.6
w.
1 1 78 -0.25 9 1.6 0 0 0 1 0 0 0 1.6 1-4disc.dat
1 1 78 -0.25 -9 0 0 1.6 0 1 0 -1.6 0 0 1-4disc.dat
4 1 -78 -0.25 9 -78 -0.25 10.6 -73.729 -0.25 7.75 -73.805 -0.25 7.196
4 1 -71.823 -0.25 7.758 -73.729 -0.25 7.75 -78 -0.25 10.6 -67.44 -0.25 10.6
4 1 -67.767 -0.25 7.933 -69.884 -0.25 7.808 -71.823 -0.25 7.758 -67.44 -0.25 10.6
w.
LEGO ergo sum