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expose bn254 tower to gnark #354

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merged 1 commit into from
Mar 7, 2023
Merged

expose bn254 tower to gnark #354

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11 changes: 11 additions & 0 deletions ecc/bn254/bn254.go
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Original file line number Diff line number Diff line change
Expand Up @@ -100,6 +100,17 @@ var endo struct {
// seed x₀ of the curve
var xGen big.Int

// expose the tower -- github.com/consensys/gnark uses it in a gnark circuit

// 𝔽p²
type E2 = fptower.E2

// 𝔽p⁶
type E6 = fptower.E6

// 𝔽p¹²
type E12 = fptower.E12

func init() {
aCurveCoeff.SetUint64(0)
bCurveCoeff.SetUint64(3)
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