Extend Reverse St Simon's Bob Doubles


EP4 Triple Mode Constraints



EP4 Triple Mode Derivation

  0 1 2 3 4 5 6 7 8 9
1. Reverse St Simon's Bob Doubles 1 3 1 5 1 145
2. Extract places made by the hunt bell 1 - - - - 5
3. Extract places above the hunt bell - 3 - 5 - -
4. Extract places below the hunt bell - - 1 - 1 14
Expand places above the hunt bell F E D C B A
5. Reverse and invert places from [3] - - 1 - 3 -
6. Separate into two overlapping strips - - 1 - 3
7. Using the start change and overlap - 1 - 3 -
8. Expand places above mode in [7] to next stage - 1 - 3 -
9. Connect the static [6] and expanded [8] strip - - 1 - 3 - 1 - 3 -
10. Reverse and invert places in [9] back again - 7 - 9 - 7 - 9 - -
Expand places below the hunt bell A B C D E F
11. Below places from [4] - - 1 - 1 14
12. Separate into two overlapping strips - - 1 - 1 14
13. Using the start change and overlap 1 14
14. Expand places above mode in [13] to next stage 1 16 1 18
15. Connect the static [12] and the expanded [14] strip - - 1 - 1 14 1 16 1 18
Expand places of the hunt bell A B C D E F
16. Hunt bell places from [2] 1 - - - - 5
17. Separate into two overlapping strips 1 - -
18. Using the start change and overlap - - - - 5
19. Expand places above mode in [18] to next stage - - - - - - 9
20. Connect the static [17] and the expanded [19] strip 1 - - - - - - - - 9
Recombine above, below and hunt bell places A B C D E F G H I J
21. Above places from [10] - 7 - 9 - 7 - 9 - -
22. Below places from [15] - - 1 - 1 14 1 16 1 18
23. Hunt bell places from [20] 1 - - - - - - - - 9
24. [Unnamed] Differential Bob Caters 1 7 1 9 1 147 1 169 1 189

Extension and contraction candidates using extension process EP4-4/1:4:3/4:2:1/1:2:1  

13452 Reverse St Simon's Bob Doubles 3.1.5.1.145,1
196548237 [Unnamed] Differential Bob Caters 7.1.9.1.147.1.169.1.189,1
19654A230T87E [Unnamed] Differential Bob Sextuples E.1.A.1.14E.1.16A.1.18E.1.10A.1.1TA,1
Doubles Caters Sextuples
Reverse St Simon's Bob Doubles [Unnamed] Differential Bob Caters [Unnamed] Differential Bob Sextuples