github.com/consensys/gnark-crypto@v0.14.0/ecc/bw6-756/internal/fptower/parameters.go (about)

     1  // Copyright 2020 ConsenSys AG
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package fptower
    16  
    17  import (
    18  	"math/big"
    19  
    20  	"github.com/consensys/gnark-crypto/ecc"
    21  	"github.com/consensys/gnark-crypto/ecc/bw6-756/fr"
    22  )
    23  
    24  // t-1
    25  var xGen big.Int
    26  
    27  var glvBasis ecc.Lattice
    28  
    29  func init() {
    30  	xGen.SetString("164391353554439166353793911729193406645071739502673898176639736370075683438438023898983435337730", 10)
    31  	_r := fr.Modulus()
    32  	ecc.PrecomputeLattice(_r, &xGen, &glvBasis)
    33  }