Abstract: Knowledge space theory is a theory that uses mathematical language to evaluate learners’ knowledge and guide future learning, belonging to the research field of mathematical psychology.

ABSTRACT: China’s medical insurance system has reached near-universal coverage, yet disparities in access and quality persist. This study investigates how social structural factors shape coverage and ...

Abstract: Water-based dispersed (WD) oil-gas–water three-phase flow is a complex nonlinear, dynamic, and multiscale process, which is widely encountered in oil industries. Focusing on the global and ...