Extend Downham-in-the-Isle Bob Minor

EP4 Dual Mode Constraints

EP4 Dual Mode Derivation

  0 1 2 3 4 5 6 7 8 9 10
1. Downham-in-the-Isle Bob Minor 12 - 1456 56 36 12 36
2. Extract places above the hunt bell 2 - 456 56 6 - -
3. Extract places below the hunt bell - - 1 - 3 12 3
Expand places above the hunt bell G F E D C B A
4. Reverse and invert places from [2] - - 1 12 123 - 5
5. Separate into two overlapping strips - - 1 12 123
6. Using the start change and overlap - 1 12 123 - 5
7. Expand places above mode in [6] to next stage - 1 12 127 - 9
8. Connect the static [5] and expanded [7] strip - - 1 12 123 - 1 12 127 - 9
9. Reverse and invert places in [8] back again 2 - 490 90 0 - 890 90 0 - -
Expand places below the hunt bell A B C D E F G
10. Below places from [3] - - 1 - 3 12 3
11. Separate into two overlapping strips - - 1 - 3
12. Using the start change and overlap - 3 12 3
13. Expand places above mode in [12] to next stage - 5 - 7 12 7
14. Connect the static [11] and the expanded [13] strip - - 1 - 3 - 5 - 7 12 7
Recombine above and below places A B C D E F G H I J K
15. Above places from [9] 2 - 490 90 0 - 890 90 0 - -
16. Below places from [14] - - 1 - 3 - 5 - 7 12 7
17. Default hunt bell places 1 - - - - - - - - - 0
18. [Unnamed] Bob Royal 12 - 1490 90 30 - 5890 90 70 12 70

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

142563 Downham-in-the-Isle Bob Minor -1456.56.36.12.36,12
1426370589 [Unnamed] Bob Royal -1490.90.30-5890.90.70.12.70,12
14263T09875EAB [Unnamed] Differential Bob Fourteen -14AB.AB.3B-58AB.AB.7B-9TAB.AB.EB.12.EB,12
Minor Royal Fourteen
Downham-in-the-Isle Bob Minor [Unnamed] Bob Royal [Unnamed] Differential Bob Fourteen