Research Article
Efficient Isogeny Computations on Twisted Edwards Curves
Algorithm 1
Computing 3-isogeny on Edwards curves.
Require: 3-torsion point and a curve point on | Ensure: Image point on and curve coefficients of the image curve where | 1: | 2: | 3: | 4: | 5: | 6: | 7: | 8: | 9: | 10: | 11: | 12: | 13: | 14: | 15: | 16: | 17: | 18: | 19: | 20: | 21: | 22: | 23: | 24: | 25: | 26: | 27: | 28: | 29: return |
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