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refactored ising model and SHA-1 algorithms for easier width flattening
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const int N = 10; | ||
const double Bx = 2; | ||
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const double total_T = 3.0; // total duration of adiabatic evolution | ||
const int M = 5; // number of Trotter steps | ||
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// elements of Bz and J are randomly generated from uniform(-2, 2) | ||
const double Bz[] = {.3, -.9, -1.2, 1.1, 1.5, .6, -1.6, .3, -1.3, 1.9}; | ||
const double J[] = {-1.5, 1.3, -1.8, -1.3, -.6, 1.9, 1.1, -1.3, .4}; | ||
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module CZ(qbit q1, qbit q2, double phi) { | ||
// printf("performing Controlled -2phi Z rotation\n"); | ||
Rz(q2, -2.0*phi); | ||
CNOT(q1, q2); | ||
Rz(q2, phi); | ||
CNOT(q1, q2); | ||
} | ||
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module ZcrossZ(qbit q1, qbit q2, double phi) { | ||
// printf("performing sigma_z cross sigma_z Hamiltonian\n"); | ||
Rz(q1, phi); | ||
Rz(q2, -phi); | ||
CZ(q1, q2, -2.0*phi); | ||
} | ||
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module initialize(qbit reg[N]) { | ||
int n; | ||
for(n=0; n < N; n++) { | ||
PrepZ(reg[n], 0); | ||
H(reg[n]); | ||
} | ||
} | ||
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module red_hamiltonian(qbit reg[N], int m) { | ||
int n; | ||
for (n = 0; n < N-1; n += 2) { // red pairs | ||
double phi = J[n] * (2.0*m - 1) / M; | ||
ZcrossZ(reg[n], reg[n + 1], phi); | ||
} | ||
} | ||
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module black_hamiltonian(qbit reg[N], int m) { | ||
int n; | ||
for (n = 1; n < N-1; n += 2) { // black pairs | ||
double phi = J[n] * (2.0*m - 1) / M; | ||
ZcrossZ(reg[n], reg[n + 1], phi); | ||
} | ||
} | ||
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module Bz_hamiltonian(qbit reg[N], int m) { | ||
int n; | ||
for (n = 0; n < N; n++) { | ||
double theta1 = (1.0 - (2.0*m-1)/M) * -2 * Bx * total_T / M; | ||
double theta2 = (1.0 - (2.0*m-1)/M) * -2 * Bz[n] * total_T / M; | ||
H(reg[n]); | ||
Rz(reg[n], theta1); | ||
H(reg[n]); | ||
Rz(reg[n], theta2); | ||
} | ||
} | ||
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module measure(qbit reg[N]) { | ||
int n; | ||
for (n = 0; n < N; n++) { | ||
MeasZ(reg[0]); | ||
} | ||
} | ||
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int main() { | ||
qbit reg[N]; | ||
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// Initialize all qubits to |+> state | ||
initialize(reg); | ||
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int m; | ||
for (m=1; m <= M; m++) { | ||
// Z-Z Hamiltonian, executed in parallel across qbits | ||
red_hamiltonian(reg, m); | ||
black_hamiltonian(reg, m); | ||
// Bz Hamiltonian, executed in parallel across qbits | ||
Bz_hamiltonian(reg, m); | ||
} | ||
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// Measure all qubits in Z basis | ||
measure(reg); | ||
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return 0; | ||
} |
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871865b
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👍
871865b
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Hi @ajavadia I have interested that how human beings write 20K+ lines Boolean_Formula manually :)