Edge even graceful labelling of some book graphs

Figures & data

Figure 1. Case (1) (mod 8).

Figure 2. Case (2), (3), and (4) , or 3 (mod 8).

Figure 3. Case (5) (mod 8).

Figure 4. Case (6) (mod 8).

Figure 5. Case (7) (mod 8).

Figure 6. Case (8) (mod 8).

Figure 8. Case (1) mod 6.

Figure 9. Case (2) mod 6.

Figure 10. Case (3) mod 6.

Figure 11. Case (1) mod 12.

Figure 12. Case (2) mod 12.

Figure 13. Case (3) mod 12.

Figure 14. Case (4) mod 12.

Figure 15. Case(5) mod 12.

Figure 16. Case(6) mod 12.