Parameters

Sources

• New explicit conditions of elliptic curve traces for FR-reduction

Characteristics

• j-invariant:
  246784014257171667049093683200999942046531205936
• Trace of Frobenius:
  3
• Discriminant:
  240734167439230866925769845396196631223063598668
• Anomalous:
  false
• Supersingular:
  false
• Embedding degree:
  793549717144513671927050677226939834588042230468
• CM-discriminant:
  -139
• Conductor:
  151115727451828644749125

SAGE

p = 0x8afffffffffffeeb0fa77000000089f0dd49fac7
K = GF(p)
a = K(0x5fbe0085bd2b23afcd5b9c7704aeed2bfdbe89e4)
b = K(0x3fd4005928c76d1fde3d12fa031f48c7fe7f0698)
E = EllipticCurve(K, (a, b))
G = E(0x494e297179d42c761701ab03b2e5bca98a24dfe7, 0x3274201d6596252a780390a222e3763bbecfe5f1)
E.set_order(0x8afffffffffffeeb0fa77000000089f0dd49fac5 * 0x01)

PARI/GP

p = 0x8afffffffffffeeb0fa77000000089f0dd49fac7
a = Mod(0x5fbe0085bd2b23afcd5b9c7704aeed2bfdbe89e4, p)
b = Mod(0x3fd4005928c76d1fde3d12fa031f48c7fe7f0698, p)
E = ellinit([a, b])
E[16][1] = 0x8afffffffffffeeb0fa77000000089f0dd49fac5 * 0x01
G = [Mod(0x494e297179d42c761701ab03b2e5bca98a24dfe7, p), Mod(0x3274201d6596252a780390a222e3763bbecfe5f1, p)]

JSON

{
  "name": "mnt3/2",
  "desc": "",
  "sources": [
    {
      "name": "New explicit conditions of elliptic curve traces for FR-reduction",
      "url": "https://dspace.jaist.ac.jp/dspace/bitstream/10119/4432/1/73-48.pdf"
    }
  ],
  "form": "Weierstrass",
  "field": {
    "type": "Prime",
    "p": "0x8afffffffffffeeb0fa77000000089f0dd49fac7",
    "bits": 160
  },
  "params": {
    "a": {
      "raw": "0x5fbe0085bd2b23afcd5b9c7704aeed2bfdbe89e4"
    },
    "b": {
      "raw": "0x3fd4005928c76d1fde3d12fa031f48c7fe7f0698"
    }
  },
  "generator": {
    "x": {
      "raw": "0x494e297179d42c761701ab03b2e5bca98a24dfe7"
    },
    "y": {
      "raw": "0x3274201d6596252a780390a222e3763bbecfe5f1"
    }
  },
  "order": "0x8afffffffffffeeb0fa77000000089f0dd49fac5",
  "cofactor": "0x01",
  "characteristics": {
    "discriminant": "240734167439230866925769845396196631223063598668",
    "j_invariant": "246784014257171667049093683200999942046531205936",
    "trace_of_frobenius": "3",
    "embedding_degree": "793549717144513671927050677226939834588042230468",
    "anomalous": false,
    "supersingular": false,
    "cm_disc": "-139",
    "conductor": "151115727451828644749125"
  }
}