<1540, [ 21, 1452/95, 9163/1083, 1, 2772/1805, 77/57 ]> P = [ 1 57 513 969] [ 1 35 117 -153] [ 1 15 -33 17] [ 1 -3 3 -1] Q = [ 1 21 209 1309] [ 1 245/19 55 -1309/19] [ 1 91/19 -121/9 1309/171] [ 1 -63/19 11/3 -77/57] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 57 0 0] [ 1 20 36 0] [ 0 4 36 17] [ 0 0 9 48], [ 0 0 513 0] [ 0 36 324 153] [ 1 36 204 272] [ 0 9 144 360], [ 0 0 0 969] [ 0 0 153 816] [ 0 17 272 680] [ 1 48 360 560] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 21 0 0] [ 1 448/95 1452/95 0] [ 0 2772/1805 3136/285 9163/1083] [ 0 0 77/57 1120/57], [ 0 0 209 0] [ 0 1452/95 4928/45 14399/171] [ 1 3136/285 7304/135 73304/513] [ 0 77/57 616/27 94820/513], [ 0 0 0 1309] [ 0 0 14399/171 209440/171] [ 0 9163/1083 73304/513 11283580/9747] [ 1 1120/57 94820/513 566104/513] ]