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-rw-r--r--buch/chapters/95-homologie/hx.m129
1 files changed, 129 insertions, 0 deletions
diff --git a/buch/chapters/95-homologie/hx.m b/buch/chapters/95-homologie/hx.m
new file mode 100644
index 0000000..0003e76
--- /dev/null
+++ b/buch/chapters/95-homologie/hx.m
@@ -0,0 +1,129 @@
+split_long_rows(0)
+
+d = [
+#1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
+-1, 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; # 1
+ 1,-1, 0, 0, 0,-1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 2
+ 0, 1,-1, 0, 0, 0, 0,-1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 3
+ 0, 0, 1,-1, 0, 0, 0, 0, 0,-1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 4
+ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0,-1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 5
+ 0, 0, 0, 0,-1, 1, 0, 0, 0, 0, 0, 0,-1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 6
+ 0, 0, 0, 0, 0, 0,-1, 1, 0, 0, 0, 0, 1, 0, 0,-1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 7
+ 0, 0, 0, 0, 0, 0, 0, 0,-1, 1, 0, 0, 0,-1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 8
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,-1, 1, 0, 1, 0, 0, 0,-1, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 9
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,-1, 1, 0, 0,-1, 0, 1, 0, 0, 0, 0, 0, 0; # 10
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,-1, 0,-1, 1, 0, 0, 0, 0; # 11
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,-1, 1, 0, 1, 0, 0, 0,-1, 0, 0, 0; # 12
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,-1, 1, 0, 0,-1, 1, 0; # 13
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,-1, 1, 1, 0,-1; # 14
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,-1, 1 # 15
+]
+
+rref(d)
+
+B = [
+#1 2 3 4 5 6 7 8 9101112131415161718192021222324252627
+ 1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;
+ 0,1,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;
+ 0,0,1,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;
+ 0,0,0,1,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0;
+ 0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0,0,0,0,0,0,0,0,0,0;
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,1,0,0,0,0,0,0,0,0,0;
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0,0,0,0;
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,1,1,0,0,0;
+ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,1
+]';
+
+d*B
+
+Z = [
+#1 2 3 4 5 6 7 8 9 10 11 12 13
+ 1, 0, 0, 0,-1, 0, 1, 0,-1, 0, 1, 0, 0; # 1
+ 0, 1, 0, 0, 0, 0, 0, 0,-1, 0, 1, 0, 0; # 2
+ 0, 0, 1, 0, 0,-1, 0, 1, 0, 0, 0, 0, 0; # 3
+ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 4
+ 1, 0, 0, 0,-1, 0, 1, 0,-1, 0, 1, 0, 0; # 5
+ 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 6
+ 0, 1, 0, 0, 1, 0,-1, 0, 0, 0, 0, 0, 0; # 7
+ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 8
+ 0, 0, 1, 0, 0,-1, 0, 1, 1, 0,-1, 0, 0; # 9
+ 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 10
+ 0, 0, 0, 1, 0, 1, 0,-1, 0, 0, 0, 0, 0; # 11
+ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0; # 12
+ 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0; # 13
+ 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0; # 14
+ 0, 0, 0, 0, 0, 0, 1, 0,-1, 0, 1, 0, 0; # 15
+ 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0; # 16
+ 0, 0, 0, 0, 0, 0, 0, 1, 1, 0,-1, 0, 0; # 17
+ 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0; # 18
+ 0, 0, 0, 0, 0, 0, 0, 0, 1, 1,-1,-1, 1; # 19
+ 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0; # 20
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0,-1, 1; # 21
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0; # 22
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1,-1; # 23
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0; # 24
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0; # 25
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1; # 26
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 # 27
+]
+
+d * Z
+
+T = zeros(22, 9);
+T(1:9,1:27) = B';
+T(10:22,1:27) = Z';
+
+T
+
+for i = (2:22)
+ T(i,:) = T(i,:) - T(i,1) * T(1,:);
+end
+for i = (3:22)
+ T(i,:) = T(i,:) - T(i,2) * T(2,:);
+end
+for i = (4:22)
+ T(i,:) = T(i,:) - T(i,3) * T(3,:);
+end
+for i = (5:22)
+ T(i,:) = T(i,:) - T(i,4) * T(4,:);
+end
+
+T
+
+for i = (15:22)
+ T(i,:) = T(i,:) - T(i,6) * T(14,:);
+end
+T
+for i = (19:22)
+ T(i,:) = T(i,:) - T(i,8) * T(18,:);
+end
+T
+for i = (16:22)
+ T(i,:) = T(i,:) - T(i,10) * T(15,:);
+end
+T
+for i = (6:22)
+ T(i,:) = T(i,:) - T(i,13) * T(5,:);
+end
+T
+for i = (7:22)
+ T(i,:) = T(i,:) - T(i,14) * T(6,:);
+end
+T
+for i = (8:22)
+ T(i,:) = T(i,:) - T(i,19) * T(7,:);
+end
+T
+for i = (9:22)
+ T(i,:) = T(i,:) - T(i,20) * T(8,:);
+end
+T
+for i = (22:22)
+ T(i,:) = T(i,:) - T(i,22) * T(21,:);
+end
+T
+for i = (10:22)
+ T(i,:) = T(i,:) - T(i,25) * T(9,:);
+end
+#
+T