v0.5.1

[v0.5.1] - 2021-09-21

Pull Requests

• Merge pull request #76 from ConsenSys/msm-ones
• Merge pull request #75 from ConsenSys/feat/karabina

Feat

• added element.IsUint64()
• element.String() special path for uint64 and -uint64 values
• added element.Bit(..) to retrieve i-th bit in a field element
• Fp12: implements the Karabina cyclotomic square in E12/E6
• Fp24: implements the Karabina cyclotomic square in E24/E8
• Fp6: implements the Karabina cyclotomic square in E6/E3
• e12: implements batch decompression for karabina cyclo square
• e24: implements batch decompression for karabina cyclo square
• experimental: msm splits first chunk processing if scalar is on one word

Perf

• bls12: faster G2 membership (eprint 2021/1130 sec.4)
• bls12-377: use asm MubBy5 as MulByNonResidue
• bls24: mix Karabina+GS+BatchInvert for faster FinalExp (Expt)
• bw6-633: fast GT-subgroup check