Extend Reverse St Nicholas Bob Doubles


EP4 Dual Mode Constraints



EP4 Dual Mode Derivation

  0 1 2 3 4 5 6 7 8 9
1. Reverse St Nicholas Bob Doubles 1 3 1 5 123 145
2. Extract places above the hunt bell - 3 - 5 - -
3. Extract places below the hunt bell - - 1 - 123 14
Expand places above the hunt bell F E D C B A
4. Reverse and invert places from [2] - - 1 - 3 -
5. Separate into two overlapping strips - - 1 -
6. Using the start change and overlap - - 1 - 3 -
7. Expand places above mode in [6] to next stage - - 1 - 7 -
8. Connect the static [5] and expanded [7] strip - - 1 - - - 1 - 7 -
9. Reverse and invert places in [8] back again - 3 - 9 - - - 9 - -
Expand places below the hunt bell A B C D E F
10. Below places from [3] - - 1 - 123 14
11. Separate into two overlapping strips - - 1 - 123
12. Using the start change and overlap - 1 - 123 14
13. Expand places above mode in [12] to next stage - 1 - 127 18
14. Connect the static [11] and the expanded [13] strip - - 1 - 123 - 1 - 127 18
Recombine above and below places A B C D E F G H I J
15. Above places from [9] - 3 - 9 - - - 9 - -
16. Below places from [14] - - 1 - 123 - 1 - 127 18
17. Default hunt bell places 1 - - - - - - - - 9
18. [Unnamed] Bob Caters 1 3 1 9 123 9 1 9 127 189

Extension and contraction candidates using extension process EP4-4/0:4:1/1:4:2  

13452 Reverse St Nicholas Bob Doubles 3.1.5.123.145,1
123589674 [Unnamed] Bob Caters 3.1.9.123.9.1.9.127.189,1
1065A9278T34E [Unnamed] Bob Sextuples 3.1.A.123.A.1.A.127.A.1.A.12E.1TA,1
Doubles Caters Sextuples
Reverse St Nicholas Bob Doubles [Unnamed] Bob Caters [Unnamed] Bob Sextuples