Added inverse sqrt(X) gate

Author: perak

lib/quantum-circuit.js

@@ -305,7 +305,7 @@ var QuantumCircuit = function(numQubits) {
 			params: [],
 			drawingInfo: {
 				connectors: ["box"],
-				label: "√NOT"
+				label: "√X"
 			},
 			exportInfo: {
 				quil: {
@@ -321,8 +321,8 @@ var QuantumCircuit = function(numQubits) {
 				},
 				quest: {
 					name: "unitary",
-					matrix: [[["1/sqrt(2)", "0"], ["-1/sqrt(2)", "0"]],
-						[["-1/sqrt(2)", "0"],["1/sqrt(2)", "0"]]]
+					matrix: [[["0.5", "0.5"], ["0.5", "-0.5"]],
+						[["0.5", "-0.5"],["0.5", "0.5"]]]
 				},
 				qasm: {
 					name: "sx"
@@ -340,6 +340,50 @@ var QuantumCircuit = function(numQubits) {
 			}
 		},
 
+		srndg: {
+			description: "Inverse square root of NOT",
+			matrix: [
+				["0.5-0.5i","0.5+0.5i"],
+				["0.5+0.5i","0.5-0.5i"]
+			],
+			params: [],
+			drawingInfo: {
+				connectors: ["box"],
+				label: "√X†"
+			},
+			exportInfo: {
+				quil: {
+					name: "srndg",
+					defgate: "DEFGATE srn:\n    0.5-0.5i, 0.5+0.5i\n    0.5+0.5i, 0.5-0.5i"
+				},
+				pyquil: {
+					name: "srn",
+					array: "[[0.5-0.5j, 0.5+0.5j], [0.5+0.5j, 0.5-0.5j]]"
+				},
+				cirq: {
+					name: "X**(-1/2)"
+				},
+				quest: {
+					name: "unitary",
+					matrix: [[["0.5", "-0.5"], ["0.5", "0.5"]],
+						[["0.5", "0.5"],["0.5", "-0.5"]]]
+				},
+				qasm: {
+					name: "sxdg"
+				},
+				qiskit: {
+					name: "sxdg"
+				},
+				braket: {
+					name: "vi"
+				},
+				aqasm: {
+					matrix: [["0.5-0.5i","0.5+0.5i"],["0.5+0.5i","0.5-0.5i"]],
+					array: "[[0.5-0.5j, 0.5+0.5j], [0.5+0.5j, 0.5-0.5j]]"
+				}
+			}
+		},
+
 		r2: {
 			description: "PI/2 rotation over Z-axis aka \"Phase PI/2\"",
 			matrix: [
@@ -1384,7 +1428,7 @@ var QuantumCircuit = function(numQubits) {
 			params: [],
 			drawingInfo: {
 				connectors: ["dot","box"],
-				label: "√NOT",
+				label: "√X",
 				root: "srn"
 			},
 			exportInfo: {