Equality operator in Sample now checks the gradient vectors.
Equality operator in Sample now checks the gradient vectors.

chunshen1987/DistributionSampling,chunshen1987/DistributionSampling,chunshen1987/DistributionSampling,chunshen1987/DistributionSampling,chunshen1987/DistributionSampling,chunshen1987/DistributionSampling