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22 de may. de 2024 · In 1937, Einstein and his collaborator Rosen claimed that the fully nonlinear Einstein equations do not admit solutions that can be claimed as gravitational waves. This dealt a hammer blow to the research on gravitational waves: the existence is only an artefact of the linearised version and the ultimate non-existence is supported and backed by an authority no less than Einstein himself.
Hace 13 horas · 尽管萨拉姆作为导师后来在很多场合将“杨—米尔斯”场论称作“杨—米尔斯—肖”场论，但却难以挽回肖当初因一念之差而铸成的“千古恨”。. 历史的教训一再表明，对于理论物理学家而言，只做出了学术成果是不够的，发表才是硬道理！. 1945年底，23岁的杨 ...
Hace 13 horas · Thus, a wallpaper group (or plane symmetry group or plane crystallographic group) is a mathematical classification of a two‑dimensional repetitive pattern, based on the symmetries in the pattern. Such patterns occur frequently in architecture and decorative art, especially in textiles, tessellations, tiles and physical wallpaper .
Hace 13 horas · Casa da Música apresenta ópera para infância ‘O barbeiro de Einstein’. A Casa da Música, em Famalicão, apresenta esta sexta-feira, às 10 e 15h00, e no sábado às 15h00, a ópera para a infância ‘O barbeiro de Einstein’, uma produção da Opera Isto. Na sua barbearia, Herr Fritz começa os rituais de um novo dia, onde uma boa ...
Hace 13 horas · Irgendwo im Weltall gibt es dich vermutlich noch einmal. Und die Chancen stehen nicht schlecht, dass dein Parallel-Ich wie im Marvel-Multiversum als Held die Welt rettet. Bes. Physiker:innen gehen ...
22 de may. de 2024 · Nö-Nö Schnabeltier ANIMATIONSSERIE Ich weiß nicht, was ich mir wünschen soll! (Folge: 23), F 2017 / 2019
Hace 13 horas · Arnold Schönberg in Payerbach, 1903. Arnold Schoenberg was born into a lower middle-class Jewish family in the Leopoldstadt district (in earlier times a Jewish ghetto) of Vienna, at Obere Donaustraße 5. His father Samuel, a native of Szécsény, Hungary, [e] later moved to Pozsony (Pressburg, at that time part of the Kingdom of Hungary, now ...
