<672, [ 55, 1372/27, 7, 1, 140/27, 49 ]> P = [ 1 231 275 165] [ 1 35 -5 -31] [ 1 -1 -5 5] [ 1 -21 35 -15] Q = [ 1 55 539 77] [ 1 25/3 -7/3 -7] [ 1 -1 -49/5 49/5] [ 1 -31/3 49/3 -7] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 231 0 0] [ 1 90 100 40] [ 0 84 84 63] [ 0 56 105 70], [ 0 0 275 0] [ 0 100 100 75] [ 1 84 130 60] [ 0 105 100 70], [ 0 0 0 165] [ 0 40 75 50] [ 0 63 60 42] [ 1 70 70 24] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 55 0 0] [ 1 86/27 1372/27 0] [ 0 140/27 1156/27 7] [ 0 0 49 6], [ 0 0 539 0] [ 0 1372/27 56644/135 343/5] [ 1 1156/27 58534/135 308/5] [ 0 49 2156/5 294/5], [ 0 0 0 77] [ 0 0 343/5 42/5] [ 0 7 308/5 42/5] [ 1 6 294/5 56/5] ] Ext Q-bip Double {56,55,1372/27,7;1,140/27,49,56}