Towards identifying possible fault-tolerant advantage of quantum linear system algorithms in terms of space, time and energy. - Yue Tu; Mark Dubynskyi; Mohammadhossein Mohammadisiahroudi; Ekaterina Riashchentceva; Jinglei Cheng; Dmitry Ryashchentsev; Tamás Terlaky; Junyu Liu (CoRR, 2025)