n=3 p=4 d=2 M=2000000 seed=2
  MC E_lat = 0.00878984 +- 0.00001108
  MC E_iid = 0.00805351 +- 0.00000859
n=3 p=4 d=2 M=2000000 seed=3
  MC E_lat = 0.00877769 +- 0.00001102
  MC E_iid = 0.00804510 +- 0.00000856
n=5 p=4 d=2 M=1000000 seed=4
  MC E_lat = 0.00397441 +- 0.00000947
  MC E_iid = 0.00299385 +- 0.00000462
exact (expected_disc.py): n=3 d=2 p=4: E_lat=6829/777600=0.008782150205761317 E_iid=391/48600=0.008045267489711934
d=2 n=5: E_lat=206257/51840000  E_iid=673/225000  E_lat-E_iid=255989/259200000  ratio=1.330182  [>]
