class QState

Model of a quantum state/register

Concepts/Code by: Yan Pritzker, John Belkner, Ralph Podaszwa
Members

Public
QState () : Default constructor. (Create one Qubit)
QState (int size) : Coefficients not specified. Use 1/sqrt(size)(|00..0> + ... + |11..1>)
QState (int size, const Complex c[]) : Constructor with initialization to complex amplitude array.
~QState () : Default destructor.
void SetState (const Complex c[]) : Set state to specified coefficients.
void Print () const : Display outcomes and coefficients (non destructive).
void Dump (char filename[]) : Dump state to file. (Oemer-like Format)
void Read (char filename[]) : Read state from file.
int Outcomes () const : Returns total number of outcomes.
operator long () : Implicit conversion operator causes destructive measure.

Friends
friend void Reset (QState &q) : Reset to base state |00...0>.
friend long Measure (QState &q) : Destructive register measure.
friend short Measure (QState &q, int i) : Destructive bit measure.
friend double norm (const QState &q) : Sum of normalized amplitudes.




Return To Index