-- -*- M2-comint -*- {* hash: -1939917111 *} i1 : R = QQ[a,b,c]; i2 : f = pureFree({0,2,3,6}, R) o2 = | 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc 0 0 | 0 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc 0 | 0 0 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc | 0 0 0 0 6a2 0 -12a2 0 0 0 8ab 0 -8ab 4ac 0 | 0 0 0 0 0 6a2 0 -3a2 0 0 0 8ab 0 -2ab 4ac | 0 0 0 0 0 0 0 0 0 0 0 2a2 0 -a2 0 ------------------------------------------------------------------------ 2c2 0 0 0 0 0 0 0 0 0 0 0 | 0 2c2 0 0 0 0 0 0 0 0 0 0 | 0 0 2c2 0 0 0 0 0 0 0 0 0 | -16ac 0 0 6b2 0 4bc 0 2c2 0 0 0 0 | 0 -4ac 0 0 6b2 -b2 4bc -2bc 2c2 0 0 0 | 2a2 0 0 0 6ab -2ab 2ac -2ac 0 12b2 6bc 2c2 | 6 27 o2 : Matrix R <--- R i3 : betti res coker f 0 1 2 3 o3 = total: 6 27 24 3 0: 6 . . . 1: . 27 24 . 2: . . . . 3: . . . 3 o3 : BettiTally i4 : schurRing(s,3) o4 = schurRing (s, 3) o4 : SchurRing i5 : dim s_{2,2} o5 = 6 i6 : dim s_{4,2} o6 = 27 i7 : dim s_{4,3} o7 = 24 i8 : dim s_{4,3,3} o8 = 3 i9 : schurRank(3, {2,2}) o9 = 6 i10 : schurRank(3, {4,2}) o10 = 27 i11 : schurRank(3, {4,3}) o11 = 24 i12 : schurRank(3, {4,3,3}) o12 = 3 i13 : f1 = pieri({4,2,0},{1,1}, R) o13 = | 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc 0 0 | 0 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc 0 | 0 0 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc | 0 0 0 0 6a2 0 -12a2 0 0 0 8ab 0 -8ab 4ac 0 | 0 0 0 0 0 6a2 0 -3a2 0 0 0 8ab 0 -2ab 4ac | 0 0 0 0 0 0 0 0 0 0 0 2a2 0 -a2 0 ----------------------------------------------------------------------- 2c2 0 0 0 0 0 0 0 0 0 0 0 | 0 2c2 0 0 0 0 0 0 0 0 0 0 | 0 0 2c2 0 0 0 0 0 0 0 0 0 | -16ac 0 0 6b2 0 4bc 0 2c2 0 0 0 0 | 0 -4ac 0 0 6b2 -b2 4bc -2bc 2c2 0 0 0 | 2a2 0 0 0 6ab -2ab 2ac -2ac 0 12b2 6bc 2c2 | 6 27 o13 : Matrix R <--- R i14 : f2 = pieri({4,3,0},{2}, R) o14 = | 3b c 0 0 0 0 0 0 0 0 0 0 0 | 0 2b 2c 0 0 0 0 0 0 0 0 0 0 | 0 0 b 3c 0 0 0 0 0 0 0 0 0 | -6a 0 0 0 3/2b c 0 0 -3/2c 0 0 0 0 | 0 -4a 0 0 0 b 2c 0 0 -c 0 0 0 | 0 0 -2a 0 0 0 1/2b 3c 0 0 -1/2c 0 0 | 0 -2a 0 0 0 -1/2b 0 0 3b 1/2c 0 0 0 | 0 0 -4a 0 0 0 -b 0 0 2b c 0 0 | 0 0 0 -6a 0 0 0 -3/2b 0 0 b 3/2c 0 | 0 0 0 0 -9/2a 0 0 0 0 0 0 0 c | 0 0 0 0 0 -3a 0 0 0 0 0 0 0 | 0 0 0 0 0 0 -3/2a 0 0 0 0 0 0 | 0 0 0 0 0 -3/2a 0 0 -9/2a 0 0 0 -b | 0 0 0 0 0 0 -3a 0 0 -3a 0 0 0 | 0 0 0 0 0 0 0 -9/2a 0 0 -3/2a 0 0 | 0 0 0 0 0 0 0 0 0 -3/2a 0 0 0 | 0 0 0 0 0 0 0 0 0 0 -3a 0 0 | 0 0 0 0 0 0 0 0 0 0 0 -9/2a 0 | 0 0 0 0 0 0 0 0 0 0 0 0 -4/3a | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 ----------------------------------------------------------------------- 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 | 2c 0 -c 0 0 0 0 0 0 0 0 | 0 3c 0 -1/2c 0 0 0 0 0 0 0 | 0 0 1/2c 0 0 0 0 0 0 0 0 | -2b 0 b c 0 0 0 0 0 0 0 | 0 -3b 0 1/2b 3/2c 0 0 0 0 0 0 | 0 0 -1/2b 0 0 0 0 0 0 0 0 | 0 0 0 -b 0 0 0 0 0 0 0 | 0 0 0 0 -3/2b 0 0 0 0 0 0 | 0 0 0 0 0 2c 0 0 0 0 0 | -a 0 1/3a 0 0 -1/2b 3c -1/2c 0 0 0 | -2a 0 0 0 0 -3b 0 c 0 0 0 | 0 -3a 0 -a 0 0 -9/2b 0 3/2c 0 0 | 0 0 0 -2a 0 0 0 -2b 0 0 0 | 0 0 0 0 -3a 0 0 0 -3b 0 0 | 0 0 0 0 0 -1/4a 0 0 0 3c 0 | 0 0 0 0 0 0 -3/2a 1/6a 0 -6b 3/2c | 0 0 0 0 0 0 0 0 -3/2a 0 -9/2b | 27 24 o14 : Matrix R <--- R i15 : f3 = pieri({4,3,3},{3,3,3}, R) o15 = | 6c3 0 0 | | -18bc2 0 0 | | 18b2c 0 0 | | -6b3 0 0 | | 0 6c3 0 | | 72/5ac2 -72/5bc2 18/5c3 | | -144/5abc 54/5b2c -36/5bc2 | | 72/5ab2 -12/5b3 18/5b2c | | -72/5ac2 -18/5bc2 12/5c3 | | 144/5abc 36/5b2c -54/5bc2 | | -72/5ab2 -18/5b3 72/5b2c | | 0 0 -6b3 | | 0 27ac2 0 | | -108/5a2c -162/5abc 108/5ac2 | | -36/5a2b 36/5ab2 -54/5abc | | -432/5a2c -108/5abc 162/5ac2 | | 216/5a2b 54/5ab2 -216/5abc | | 0 0 18ab2 | | 0 18a2c 0 | | -24/5a3 -36/5a2b 54/5a2c | | -216/5a3 -54/5a2b 216/5a2c | | 0 0 -18a2b | | 0 3/2a3 0 | | 0 0 6a3 | 24 3 o15 : Matrix R <--- R i16 : f1 o16 = | 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc 0 0 | 0 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc 0 | 0 0 12a2 0 0 6ab 0 0 6ac 0 0 2b2 0 0 2bc | 0 0 0 0 6a2 0 -12a2 0 0 0 8ab 0 -8ab 4ac 0 | 0 0 0 0 0 6a2 0 -3a2 0 0 0 8ab 0 -2ab 4ac | 0 0 0 0 0 0 0 0 0 0 0 2a2 0 -a2 0 ----------------------------------------------------------------------- 2c2 0 0 0 0 0 0 0 0 0 0 0 | 0 2c2 0 0 0 0 0 0 0 0 0 0 | 0 0 2c2 0 0 0 0 0 0 0 0 0 | -16ac 0 0 6b2 0 4bc 0 2c2 0 0 0 0 | 0 -4ac 0 0 6b2 -b2 4bc -2bc 2c2 0 0 0 | 2a2 0 0 0 6ab -2ab 2ac -2ac 0 12b2 6bc 2c2 | 6 27 o16 : Matrix R <--- R i17 : f2 = map(source f1,,f2) o17 = {1} | 3b c 0 0 0 0 0 0 0 0 0 0 {1} | 0 2b 2c 0 0 0 0 0 0 0 0 0 {1} | 0 0 b 3c 0 0 0 0 0 0 0 0 {1} | -6a 0 0 0 3/2b c 0 0 -3/2c 0 0 0 {1} | 0 -4a 0 0 0 b 2c 0 0 -c 0 0 {1} | 0 0 -2a 0 0 0 1/2b 3c 0 0 -1/2c 0 {1} | 0 -2a 0 0 0 -1/2b 0 0 3b 1/2c 0 0 {1} | 0 0 -4a 0 0 0 -b 0 0 2b c 0 {1} | 0 0 0 -6a 0 0 0 -3/2b 0 0 b 3/2c {1} | 0 0 0 0 -9/2a 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 -3a 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 -3/2a 0 0 0 0 0 {1} | 0 0 0 0 0 -3/2a 0 0 -9/2a 0 0 0 {1} | 0 0 0 0 0 0 -3a 0 0 -3a 0 0 {1} | 0 0 0 0 0 0 0 -9/2a 0 0 -3/2a 0 {1} | 0 0 0 0 0 0 0 0 0 -3/2a 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 -3a 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 -9/2a {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 {1} | 0 0 0 0 0 0 0 0 0 0 0 0 ----------------------------------------------------------------------- 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 | c 0 0 0 0 0 0 0 0 0 0 0 | 0 2c 0 -c 0 0 0 0 0 0 0 0 | 0 0 3c 0 -1/2c 0 0 0 0 0 0 0 | -b 0 0 1/2c 0 0 0 0 0 0 0 0 | 0 -2b 0 b c 0 0 0 0 0 0 0 | 0 0 -3b 0 1/2b 3/2c 0 0 0 0 0 0 | 0 0 0 -1/2b 0 0 0 0 0 0 0 0 | 0 0 0 0 -b 0 0 0 0 0 0 0 | 0 0 0 0 0 -3/2b 0 0 0 0 0 0 | -4/3a 0 0 0 0 0 2c 0 0 0 0 0 | 0 -a 0 1/3a 0 0 -1/2b 3c -1/2c 0 0 0 | 0 -2a 0 0 0 0 -3b 0 c 0 0 0 | 0 0 -3a 0 -a 0 0 -9/2b 0 3/2c 0 0 | 0 0 0 0 -2a 0 0 0 -2b 0 0 0 | 0 0 0 0 0 -3a 0 0 0 -3b 0 0 | 0 0 0 0 0 0 -1/4a 0 0 0 3c 0 | 0 0 0 0 0 0 0 -3/2a 1/6a 0 -6b 3/2c | 0 0 0 0 0 0 0 0 0 -3/2a 0 -9/2b | 27 24 o17 : Matrix R <--- R i18 : f3 = map(source f2,,f3) o18 = {2} | 6c3 0 0 | {2} | -18bc2 0 0 | {2} | 18b2c 0 0 | {2} | -6b3 0 0 | {2} | 0 6c3 0 | {2} | 72/5ac2 -72/5bc2 18/5c3 | {2} | -144/5abc 54/5b2c -36/5bc2 | {2} | 72/5ab2 -12/5b3 18/5b2c | {2} | -72/5ac2 -18/5bc2 12/5c3 | {2} | 144/5abc 36/5b2c -54/5bc2 | {2} | -72/5ab2 -18/5b3 72/5b2c | {2} | 0 0 -6b3 | {2} | 0 27ac2 0 | {2} | -108/5a2c -162/5abc 108/5ac2 | {2} | -36/5a2b 36/5ab2 -54/5abc | {2} | -432/5a2c -108/5abc 162/5ac2 | {2} | 216/5a2b 54/5ab2 -216/5abc | {2} | 0 0 18ab2 | {2} | 0 18a2c 0 | {2} | -24/5a3 -36/5a2b 54/5a2c | {2} | -216/5a3 -54/5a2b 216/5a2c | {2} | 0 0 -18a2b | {2} | 0 3/2a3 0 | {2} | 0 0 6a3 | 24 3 o18 : Matrix R <--- R i19 : f1 * f2 o19 = 0 6 24 o19 : Matrix R <--- R i20 : f2 * f3 o20 = 0 27 3 o20 : Matrix R <--- R i21 : ker f1 == image f2 o21 = true i22 : ker f2 == image f3 o22 = true i23 : p = 32003 o23 = 32003 i24 : R = ZZ/p[a,b,c]; i25 : f1 = pieri({4,2,0},{1,1},R) o25 = | a2 ab b2 0 ac bc 0 0 c2 0 0 0 0 -bc 0 0 -c2 0 0 0 | 0 0 0 a2 2ab b2 0 2ac 4bc 0 c2 0 ab 0 0 -2ac -2bc 0 -c2 0 | 0 0 0 0 0 0 a2 ab b2 ac bc c2 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 a2 4ab b2 0 4ac 4bc 0 c2 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 a2 2ab 0 2ac bc | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 -ab 0 0 ----------------------------------------------------------------------- 0 0 0 0 0 0 0 | 0 -2bc 0 0 0 0 0 | 0 0 0 0 0 0 0 | 0 -4ac -4bc 0 -2c2 0 0 | c2 2ab b2 0 0 0 0 | 0 a2 2ab b2 ac bc c2 | 6 27 o25 : Matrix R <--- R i26 : betti res coker f1 0 1 2 3 o26 = total: 6 27 24 3 0: 6 . . . 1: . 27 24 . 2: . . . . 3: . . . 3 o26 : BettiTally i27 : f2 = pieri({4,3,0},{2},R) o27 = | -b -c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 -2b -2c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 -b -c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 2a 0 0 0 -b -3c -2c 0 0 0 0 0 0 0 0 0 0 0 0 | 0 4a 0 0 0 -2b -2b -4c 0 6c 0 0 0 0 0 0 0 0 0 | 0 0 2a 0 0 0 0 -b -2c b c 0 0 0 0 0 0 0 0 | 0 2a 0 0 0 3b b 0 0 -c 0 0 0 0 0 0 0 0 0 | 0 0 4a 0 0 0 0 2b 0 -6b -2c 0 0 0 0 0 0 0 0 | 0 0 0 2a 0 0 0 0 b 0 -2b -c 0 0 0 0 0 0 0 | 0 0 0 0 3a 0 0 0 0 0 0 0 -3c 0 0 0 0 0 0 | 0 0 0 0 0 6a 6a 0 0 0 0 0 0 -4c -6c 0 0 0 0 | 0 0 0 0 0 0 0 3a 0 -3a 0 0 0 0 0 -c c 0 0 | 0 0 0 0 0 0 3a 0 0 0 0 0 3b 3c 3c 0 0 0 0 | 0 0 0 0 0 0 0 6a 0 0 0 0 0 4b 6b 0 -2c 0 0 | 0 0 0 0 0 0 0 0 3a 0 3a 0 0 0 0 b -b 0 -c | 0 0 0 0 0 0 0 0 0 3a 0 0 0 -3b -3b 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 6a 0 0 0 0 0 2b 0 0 | 0 0 0 0 0 0 0 0 0 0 0 3a 0 0 0 0 0 0 b | 0 0 0 0 0 0 0 0 0 0 0 0 4a 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 a 2a 0 0 c 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 -2a 0 0 0 -6c 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 a 2a 3b 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4a 12b 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2a | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ----------------------------------------------------------------------- 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | -8c 0 0 0 0 | 2b -3c 0 0 0 | 12b 6c 0 0 0 | 0 0 0 -c 0 | 0 -12b 0 0 0 | 0 0 0 2b 0 | a 0 -c 0 0 | 0 a 2b 0 -c | 0 0 0 a 3b | 27 24 o27 : Matrix R <--- R i28 : f3 = pieri({4,3,3},{3,3,3},R) o28 = | -5c3 0 0 | | 15bc2 0 0 | | -15b2c 0 0 | | 5b3 0 0 | | 0 20c3 0 | | -12ac2 -48bc2 3c3 | | 24abc 36b2c -6bc2 | | -12ab2 -8b3 3b2c | | 12ac2 -12bc2 2c3 | | -24abc 24b2c -9bc2 | | 12ab2 -12b3 12b2c | | 0 0 -5b3 | | 0 90ac2 0 | | 18a2c -108abc 18ac2 | | 6a2b 24ab2 -9abc | | 72a2c -72abc 27ac2 | | -36a2b 36ab2 -36abc | | 0 0 15ab2 | | 0 60a2c 0 | | 4a3 -24a2b 9a2c | | 36a3 -36a2b 36a2c | | 0 0 -15a2b | | 0 5a3 0 | | 0 0 5a3 | 24 3 o28 : Matrix R <--- R i29 : f2 = map(source f1,,f2) o29 = | -b -c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 -2b -2c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 -b -c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 2a 0 0 0 -b -3c -2c 0 0 0 0 0 0 0 0 0 0 0 0 | 0 4a 0 0 0 -2b -2b -4c 0 6c 0 0 0 0 0 0 0 0 0 | 0 0 2a 0 0 0 0 -b -2c b c 0 0 0 0 0 0 0 0 | 0 2a 0 0 0 3b b 0 0 -c 0 0 0 0 0 0 0 0 0 | 0 0 4a 0 0 0 0 2b 0 -6b -2c 0 0 0 0 0 0 0 0 | 0 0 0 2a 0 0 0 0 b 0 -2b -c 0 0 0 0 0 0 0 | 0 0 0 0 3a 0 0 0 0 0 0 0 -3c 0 0 0 0 0 0 | 0 0 0 0 0 6a 6a 0 0 0 0 0 0 -4c -6c 0 0 0 0 | 0 0 0 0 0 0 0 3a 0 -3a 0 0 0 0 0 -c c 0 0 | 0 0 0 0 0 0 3a 0 0 0 0 0 3b 3c 3c 0 0 0 0 | 0 0 0 0 0 0 0 6a 0 0 0 0 0 4b 6b 0 -2c 0 0 | 0 0 0 0 0 0 0 0 3a 0 3a 0 0 0 0 b -b 0 -c | 0 0 0 0 0 0 0 0 0 3a 0 0 0 -3b -3b 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 6a 0 0 0 0 0 2b 0 0 | 0 0 0 0 0 0 0 0 0 0 0 3a 0 0 0 0 0 0 b | 0 0 0 0 0 0 0 0 0 0 0 0 4a 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 a 2a 0 0 c 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 -2a 0 0 0 -6c 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 a 2a 3b 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4a 12b 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2a | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 | 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ----------------------------------------------------------------------- 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | 0 0 0 0 0 | -8c 0 0 0 0 | 2b -3c 0 0 0 | 12b 6c 0 0 0 | 0 0 0 -c 0 | 0 -12b 0 0 0 | 0 0 0 2b 0 | a 0 -c 0 0 | 0 a 2b 0 -c | 0 0 0 a 3b | 27 24 o29 : Matrix R <--- R i30 : f3 = map(source f2,,f3) o30 = {1} | -5c3 0 0 | {1} | 15bc2 0 0 | {1} | -15b2c 0 0 | {1} | 5b3 0 0 | {1} | 0 20c3 0 | {1} | -12ac2 -48bc2 3c3 | {1} | 24abc 36b2c -6bc2 | {1} | -12ab2 -8b3 3b2c | {1} | 12ac2 -12bc2 2c3 | {1} | -24abc 24b2c -9bc2 | {1} | 12ab2 -12b3 12b2c | {1} | 0 0 -5b3 | {1} | 0 90ac2 0 | {1} | 18a2c -108abc 18ac2 | {1} | 6a2b 24ab2 -9abc | {1} | 72a2c -72abc 27ac2 | {1} | -36a2b 36ab2 -36abc | {1} | 0 0 15ab2 | {1} | 0 60a2c 0 | {1} | 4a3 -24a2b 9a2c | {1} | 36a3 -36a2b 36a2c | {1} | 0 0 -15a2b | {1} | 0 5a3 0 | {1} | 0 0 5a3 | 24 3 o30 : Matrix R <--- R i31 : f1 * f2 o31 = | -a2b -2ab2+3a2c -b3 -b2c+2ac2 0 -2abc | 2a3 8a2b 2ab2+8a2c 8abc -a2b -4ab2-3a2c+6ac2 | 0 2a3 4a2b 2ab2 3a2c 3a2b+6abc | 0 0 0 0 0 0 | 0 0 0 0 0 0 | 0 0 0 0 0 0 ----------------------------------------------------------------------- -2abc -6abc-b2c-4ac2 -bc2 b2c+6ac2 -6ac2-bc2 3a2b-4ab2-2a2c+6ac2 -b3-4abc 2b2c b3-6a2c -12abc-7b2c-4ac2 a2b+6abc 2ab2+3ac2 b3 -6ab2-a2c-3ac2 -2b3-2abc 3a3 24a2b 3ab2 0 3ab2+24a2c 0 0 0 3a3 12a2b 0 0 0 0 0 ----------------------------------------------------------------------- -c3 0 -4b2c -6b2c 0 0 -4bc2 3ab2-4ac2 9abc-4c3 9abc-6c3 -2abc -4abc-4b2c -b2c -3ac2 -4bc2 -6bc2 -c3 c3 12abc 3a2b 16ab2+3a2c+ac2 24ab2+3a2c+2ac2 b3-4a2c -b3-8a2c-16abc 0 8a2c -3a2b+abc-2ac2 -3a2b+2abc 2a2b 4a2b+8ab2 -3a2b 0 0 0 a3 2a3+8a2b ----------------------------------------------------------------------- 0 0 0 0 0 -6b2c 0 8c3 0 0 0 0 0 0 0 -12abc-48b2c+c3 3b2c -2ac2+2bc2 48b2c-3c3 2c3 6ab2+12b3+bc2-6c3 0 2b2c-16ac2+12bc2 -12b3-3bc2+6c3 0 3a2b+24ab2 ab2 a2c -24ab2+abc 2b2c-ac2 ----------------------------------------------------------------------- 0 0 | 2bc2 0 | 0 0 | 4ac2 0 | -2abc 0 | 2b3-a2c+ac2 2bc2 | 6 24 o31 : Matrix R <--- R i32 : f2 * f3 o32 = | -10bc3 0 | 0 0 | 10b3c 0 | -48abc2+26ac3 -72b2c2+124bc3 | -60abc2 -40b3c+240b2c2 | 12ab3-42ab2c-24ac3 8b4+12b3c+24bc3 | 24ab2c+18abc2 36b3c-168b2c2 | -24ab3+60ab2c -16b4-120b3c | -14ab3+12abc2 24b4-12b2c2 | 0 -210ac3 | 108a2bc-144a2c2 72ab2c+144abc2 | -36a2b2+36a2bc-72a2c2 -24ab3-36ab2c+72abc2 | 90a2bc+54a2c2 180ab2c-54abc2 | -36a2b2+144a2bc 96ab3-504ab2c | 72a2b2+72a2bc+36a2c2 -72ab3-72ab2c-60a2c2-36abc2 | -18a2b2-126a2bc -72ab3+396ab2c | 0 0 | 0 60a2bc | -32a3c 192a2bc+360a2c2 | 20a3b-90a3c 0 | 48a3b+180a3c -288a2b2 | -72a3b+72a3c 72a2b2-5a3c-72a2bc | -576a3b 576a2b2 | 0 10a3b+120a3c | 4a4 -24a3b | 36a4 -36a3b | 0 5a4 ----------------------------------------------------------------------- 0 | 0 | 0 | 12bc3-9c4 | -60bc3 | -3b3c+3b2c2-4c4 | -6b2c2+18bc3 | 6b3c+30b2c2 | -19b3c+2bc3 | 0 | 18abc2-54ac3 | 9ab2c-9abc2-27ac3 | -45abc2+54ac3 | -36ab2c+144abc2 | 72ab2c+27abc2+6ac3 | 27ab2c-81abc2 | 0 | -15ab3 | -72a2c2 | 15ab2c-90a2c2 | 108a2bc-90ab2c+180a2c2 | 45ab3-72a2bc+27a2c2 | 180ab3-576a2bc | 0 | 9a3c+15a2bc | -30a2b2+31a3c | 15a3b | 27 3 o32 : Matrix R <--- R i33 : ker f1 == image f2 o33 = false i34 : ker f2 == image f3 o34 = false i35 :