2 papers
quant-ph2026
Chern-number estimation: nearly optimal quantum algorithm and provable quantum speedup
Soichiro Imamura, Shintaro Ae, Kazuki Sakamoto +2
Topological phases of matter are characterized by global properties of quantum states beyond conventional local order parameters. The Chern number is a central invariant in this ch…
quant-ph2026
Parallel Hadamard Test
Soichiro Imamura, Synge Todo
The Hadamard test is a fundamental building block widely used in many quantum computing algorithms. It estimates the real or imaginary part of , wh…