Perform the Hadamard operation on the qubit. This operation is also known as Hadamard-Walsh and the square root of not.
Assembly: Cove.LocalSimulation (Module: Cove.LocalSimulation) Version: 188.8.131.52 (184.108.40.206)
The set (OperationHadamard, OperationTGate) is universal for 1-qubit gates  P. Kayne, R. Laflamme, and M. Mosca, An Introduction to Quantum Computing. New York City, New York: Oxford University Press, 2007.