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  2. List of logic symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_logic_symbols

    The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics. Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol.

  3. Poe's law - Wikipedia

    en.wikipedia.org/wiki/Poe's_law

    The article gave examples of cases such as 4chan with the usage of the OK gesture as a white power symbol and the Trump administration where there were deliberate ambiguities over whether something was serious or intended as a parody, where people were using Poe's law as "a refuge" to camouflage beliefs that would otherwise be considered ...

  4. Simulacra and Simulation - Wikipedia

    en.wikipedia.org/wiki/Simulacra_and_Simulation

    Simulacra and Simulation (French: Simulacres et Simulation) is a 1981 philosophical treatise by the philosopher and cultural theorist Jean Baudrillard, in which he seeks to examine the relationships between reality, symbols, and society, in particular the significations and symbolism of culture and media involved in constructing an understanding of shared existence.

  5. Knights and Knaves - Wikipedia

    en.wikipedia.org/wiki/Knights_and_Knaves

    The philosopher Nelson Goodman anonymously published another version in the Boston Post issue of June 8, 1931, with nobles never lying and hunters never telling the truth. Three inhabitants A , B , C meet some day, and A says either "I am a noble" or "I am a hunter", we don't yet know which.

  6. Cassandra - Wikipedia

    en.wikipedia.org/wiki/Cassandra

    Cassandra or Kassandra (/ k ə ˈ s æ n d r ə /; [2] Ancient Greek: Κασσάνδρα, pronounced, sometimes referred to as Alexandra; Ἀλεξάνδρα) [3] in Greek mythology was a Trojan priestess dedicated to the god Apollo and fated by him to utter true prophecies but never to be believed. In modern usage her name is employed as a ...

  7. Logic alphabet - Wikipedia

    en.wikipedia.org/wiki/Logic_alphabet

    When drawing a logic symbol, one passes through each square with assigned F values while stopping in a square with assigned T values. In the extreme examples, the symbol for tautology is a X (stops in all four squares), while the symbol for contradiction is an O (passing through all squares without stopping). The square matrix corresponding to ...

  8. Propositional calculus - Wikipedia

    en.wikipedia.org/wiki/Propositional_calculus

    a set of operator symbols, called connectives, [18] [1] [50] logical connectives, [1] logical operators, [1] truth-functional connectives, [1] truth-functors, [37] or propositional connectives. [ 2 ] A well-formed formula is any atomic formula, or any formula that can be built up from atomic formulas by means of operator symbols according to ...

  9. Aletheia - Wikipedia

    en.wikipedia.org/wiki/Aletheia

    A painting that reveals (aletheia) a whole world.Heidegger mentions this particular work of Van Gogh's (Pair of Shoes, 1895) in The Origin of the Work of Art.In the early to mid 20th-century, Martin Heidegger brought renewed attention to the concept of aletheia, by relating it to the notion of disclosure, or the way in which things appear as entities in the world.