发怨言
发表于 2025-3-28 14:50:55
Basic Ideas of General Relativity,ryone knows intuitively what a curved . is, or rather, what it looks like, people are often puzzled how this idea can be generalized to three or even higher dimensions. This is mainly because they cannot visualize a four-space in which the three-space can . bent. So let us first of all try to unders
人充满活力
发表于 2025-3-28 18:59:34
Formal Development of General Relativity,eral tensors. Moreover, no idea of the flavor of actual work in GR can be conveyed without at least . examples of tensors in action. If he wishes, however, the reader may skim lightly over the present section and only refer back to it as need arises.
性冷淡
发表于 2025-3-29 02:32:25
Cosmology,oney, he can understand all there is beyond the stars. He believes that he sees here on earth and in its vicinity a fair exhibition of nature’s laws and objects, and that nothing new looms “up there” that cannot be explained, predicted, or extrapolated from knowledge gained “down here.” He believes
Peak-Bone-Mass
发表于 2025-3-29 03:35:14
https://doi.org/10.1007/978-3-322-98804-1tere Generation hat so etwas weder gehört noch gesagt. Die Frage irritiert. Da soll offenbar noch etwas anderes geschehen als die bloße Übernahme einer Aufgabe. Ungefähr bis 1960 hatten Aufgaben und Rollen die Struktur objektiver Vorgaben. Die einzige Frage war, ob man soviel Fähigkeiten hatte und a