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Hace 22 horas · Niels Henrik David Bohr (Danish: [ˈne̝ls ˈpoɐ̯ˀ]; 7 October 1885 – 18 November 1962) was a Danish physicist who made foundational contributions to understanding atomic structure and quantum theory, for which he received the Nobel Prize in Physics in 1922. Bohr was also a philosopher and a promoter of scientific research.. Bohr developed the Bohr model of the atom, in which he proposed ...
Hace 22 horas · Basic properties. The Fermat numbers satisfy the following recurrence relations: = + = + for n ≥ 1, = + = for n ≥ 2.Each of these relations can be proved by mathematical induction.From the second equation, we can deduce Goldbach's theorem (named after Christian Goldbach): no two Fermat numbers share a common integer factor greater than 1.To see this, suppose that 0 ≤ i < j and F i and F ...
Hace 22 horas · The propositional calculus is a branch of logic. It is also called propositional logic, statement logic, sentential calculus, sentential logic, or sometimes zeroth-order logic. It deals with propositions (which can be true or false) and relations between propositions, including the construction of arguments based on them. Compound propositions are formed by connecting propositions by logical ...
Hace 22 horas · 【心理科普】一种不易察觉的心理操控术，在毁掉年轻人的人生
Hace 22 horas · El dirigente de Vox lamenta "el intento de controlar y moldear la expresión artística y cultural según los valores y agendas del Gobierno".
Hace 22 horas · Sociedad Zona Zero Pirineos recupera la batalla del inframundo después de 7 años, esta vez en el Valle de La Fueva Bajo el eslogan 'Castiga tu Cuerpo y Libera tu Alma', se esconden casi todas ...
Hace 22 horas · El actual ministro de Cultura, Ernest Urtasun, ha anunciado este viernes la retirada del Premio Nacional de Tauromaquia que otorgaba la cartera que dirige de forma anual desde 2011. Pero, ¿Qué ...
