Fwd: Tetrachords of the 5th octave ( A Systematic Approach ).

--- In MicroMadeEasy@yahoogroups.com, "robert thomas martin"
<robertthomasmartin@...> wrote:

Group One

204-298-386-702 equals 0-94-182-498
204-298-471-702 equals 0-94-267-498
204-298-551-702 equals 0-94-347-498
204-298-628-702 equals 0-94-424-498

204-386-471-702 equals 0-182-267-498
204-386-551-702 equals 0-182-347-498
204-386-628-702 equals 0-182-424-498

204-471-551-702 equals 0-267-347-498
204-471-628-702 equals 0-267-424-498

204-551-628-702 equals 0-347-424-498

Group Two

471-551-628-969 equals 0-80-157-498
471-551-702-969 equals 0-80-231-498
471-551-773-969 equals 0-80-302-498
471-551-841-969 equals 0-80-370-498
471-551-906-969 equals 0-80-435-498

471-628-702-969 equals 0-157-231-498
471-628-773-969 equals 0-157-302-498
471-628-841-969 equals 0-157-370-498
471-628-906-969 equals 0-157-435-498

471-702-773-969 equals 0-231-302-498
471-702-841-969 equals 0-231-370-498
471-702-906-969 equals 0-231-435-498

471-773-841-969 equals 0-302-370-498
471-773-906-969 equals 0-302-435-498

471-841-906-969 equals 0-370-435-498

Group Three

702-773-841-1200 equals 0-71-139-498
702-773-906-1200 equals 0-71-204-498
702-773-969-1200 equals 0-71-267-498
702-773-1030-1200 equals 0-71-328-498
702-773-1088-1200 equals 0-71-386-498
702-773-1145-1200 equals 0-71-443-498

702-841-906-1200 equals 0-139-204-498
702-841-969-1200 equals 0-139-267-498
702-841-1030-1200 equals 0-139-328-498
702-841-1088-1200 equals 0-139-386-498
702-841-1145-1200 equals 0-139-443-498

702-906-969-1200 equals 0-204-267-498
702-906-1030-1200 equals 0-204-328-498
702-906-1088-1200 equals 0-204-386-498
702-906-1145-1200 equals 0-204-443-498

702-969-1030-1200 equals 0-267-328-498
702-969-1088-1200 equals 0-267-386-498
702-969-1145-1200 equals 0-267-443-498

702-1030-1088-1200 equals 0-328-386-498
702-1030-1145-1200 equals 0-328-443-498

702-1088-1145-1200 equals 0-386-443-498

Group Four

906-969-1030-204 equals 0-63-124-498
906-969-1088-204 equals 0-63-182-498
906-969-1145-204 equals 0-63-239-498
906-969-1200-204 equals 0-63-294-498
906-969-105-204 equals 0-63-399-498

906-1030-1088-204 equals 0-124-182-498
906-1030-1145-204 equals 0-124-239-498
906-1030-1200-204 equals 0-124-294-498
906-1030-105-204 equals 0-124-399-498

906-1088-1145-204 equals 0-182-239-498
906-1088-1200-204 equals 0-182-294-498
906-1088-105-204 equals 0-182-399-498

906-1145-1200-204 equals 0-239-294-498
906-1145-105-204 equals 0-239-399-498

906-1200-105-204 equals 0-294-399-498

Group Five

1088-1145-1200-386 equals 0-57-112-498
1088-1145-105-386 equals 0-57-217-498
1088-1145-204-386 equals 0-57-316-498
1088-1145-298-386 equals 0-57-410-498

1088-1200-105-386 equals 0-112-217-498
1088-1200-204-386 equals 0-112-316-498
1088-1200-298-386 equals 0-112-410-498

1088-105-204-386 equals 0-217-316-498
1088-105-298-386 equals 0-217-410-498

1088-204-298-386 equals 0-316-410-498.

Comment: This set of 71 tetrachords is the smallest set to include
0-204-386-498 which does not occur in the 4th octave using this
method.

--- End forwarded message ---