Circuit: improve gates (3qb and param'd)

jcmgray · Sep 10, 2023 · f95252e · f95252e
1 parent d4c8b82
commit f95252e
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Showing 5 changed files with 372 additions and 211 deletions.
diff --git a/quimb/__init__.py b/quimb/__init__.py
@@ -131,6 +131,7 @@
     ccY,
     ccZ,
     controlled_swap,
+    cswap,
     fredkin,
     toffoli,
     ham_heis,
@@ -367,6 +368,7 @@
     "ccY",
     "ccZ",
     "controlled_swap",
+    "cswap",
     "fredkin",
     "toffoli",
     "ham_heis",

diff --git a/quimb/gen/operators.py b/quimb/gen/operators.py
@@ -491,7 +491,7 @@ def cZ(dtype=complex, sparse=False):
 
 @functools.lru_cache(8)
 def ccX(dtype=complex, sparse=False):
-    """The double controlled X gate.
+    """The double controlled X gate, or Toffoli gate.
     """
     op = ncontrolled_gate(2, pauli('X'), dtype=dtype, sparse=sparse)
     make_immutable(op)