cirq.
FREDKIN
The Controlled Swap gate.
An instance of cirq.CSwapGate.
cirq.CSwapGate
Matrix:
[[1 . . . . . . .], [. 1 . . . . . .], [. . 1 . . . . .], [. . . 1 . . . .], [. . . . 1 . . .], [. . . . . . 1 .], [. . . . . 1 . .], [. . . . . . . 1]]