We derive intrinsic formulation for elastic line deformed on a pseudo-hypersurface by an external field in the pseudo-Eu......

本文提出并解决了下列问题：设ｅ１，ｅ２，．．．，ｅＮ是预给出两两之间的度量的几何元素，包括点、超平面和超球。图形｛ｅ１?ｅ２，．．．，ｅＮ｝能否在ｎ维欧氏空间实现？如能实现，如何给......

Two of Maxwell’s equations of electrodynamics are: and , where E, B and are electric field, magnetic field, and electri......