Operator

@qbead/bloch-sphere

---

@qbead/bloch-sphere / Operator

Class: Operator

Defined in: src/math/operator.ts:12

Quantum operators are 2x2 matrices of complex numbers

[ a  b ]
[ c  d ]

Constructors

Constructor

new Operator(elements): Operator

Defined in: src/math/operator.ts:22

Parameters

Parameter	Type
elements	Complex[][]

Returns

Operator

Properties

Property	Type	Defined in
elements	Complex[][]	src/math/operator.ts:13

Accessors

a

Get Signature

get a(): Complex

Defined in: src/math/operator.ts:29

The first row, first column element of the operator

Returns

Complex

---

b

Get Signature

get b(): Complex

Defined in: src/math/operator.ts:36

The first row, second column element of the operator

Returns

Complex

---

c

Get Signature

get c(): Complex

Defined in: src/math/operator.ts:43

The second row, first column element of the operator

Returns

Complex

---

d

Get Signature

get d(): Complex

Defined in: src/math/operator.ts:50

The second row, second column element of the operator

Returns

Complex

Methods

applyTo()

applyTo(rho): Complex[][]

Defined in: src/math/operator.ts:100

Apply this operator to a density matrix

Parameters

Parameter	Type
rho	Complex[][]

Returns

Complex[][]

---

clone()

clone(): Operator

Defined in: src/math/operator.ts:59

Returns

Operator

---

conjugateTranspose()

conjugateTranspose(): Operator

Defined in: src/math/operator.ts:90

Get the conjugate transpose of the operator as a new operator

Returns

Operator

---

copy()

copy(other): Operator

Defined in: src/math/operator.ts:54

Parameters

Parameter	Type
other	Operator

Returns

Operator

---

determinant()

determinant(): Complex

Defined in: src/math/operator.ts:122

Get the determinant of the operator

Returns

Complex

---

plus()

plus(other): Operator

Defined in: src/math/operator.ts:108

Add another operator to this operator

Parameters

Parameter	Type
other	Operator

Returns

Operator

---

quaternion()

quaternion(): Quaternion

Defined in: src/math/operator.ts:129

Get this operator as a THREE.Quaternion

Returns

Quaternion

---

scale()

scale(scalar): Operator

Defined in: src/math/operator.ts:68

Multiply the operator by a scalar

Parameters

Parameter	Type
scalar	number

Returns

Operator

---

times()

times(other): Operator

Defined in: src/math/operator.ts:76

Multiply the operator by another operator

Parameters

Parameter	Type
other	Operator

Returns

Operator

---

identity()

static identity(): Operator

Defined in: src/math/operator.ts:15

Returns

Operator