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  2. Relativity of simultaneity - Wikipedia

    en.wikipedia.org/wiki/Relativity_of_simultaneity

    Events which occurred at space coordinates in the direction of train movement happen earlier than events at coordinates opposite to the direction of train movement. In the moving train's inertial frame, this means that lightning will strike the front of the train car before the two observers align (face each other).

  3. Event (relativity) - Wikipedia

    en.wikipedia.org/wiki/Event_(relativity)

    An event contributes to the occurrence of events in its causal future. Upon choosing a frame of reference, one can assign coordinates to the event: three spatial coordinates x → = ( x , y , z ) {\displaystyle {\vec {x}}=(x,y,z)} to describe the location and one time coordinate t {\displaystyle t} to specify the moment at which the event occurs.

  4. Laconic phrase - Wikipedia

    en.wikipedia.org/wiki/Laconic_phrase

    A laconic phrase or laconism is a concise or terse statement, especially a blunt and elliptical rejoinder. [1] [2] It is named after Laconia, the region of Greece including the city of Sparta, whose ancient inhabitants had a reputation for verbal austerity and were famous for their often pithy remarks.

  5. Event (philosophy) - Wikipedia

    en.wikipedia.org/wiki/Event_(philosophy)

    Hence, the event "is not," and therefore, in order for there to be an event, there must be an "intervention" which changes the rules of the situation in order to allow that particular event to be ("to be" meaning to be a multiple which belongs to the multiple of the situation — these terms are drawn from or defined in reference to set theory ...

  6. Mutual exclusivity - Wikipedia

    en.wikipedia.org/wiki/Mutual_exclusivity

    In logic, two propositions and are mutually exclusive if it is not logically possible for them to be true at the same time; that is, () is a tautology. To say that more than two propositions are mutually exclusive, depending on the context, means either 1. "() () is a tautology" (it is not logically possible for more than one proposition to be true) or 2. "() is a tautology" (it is not ...

  7. Words of estimative probability - Wikipedia

    en.wikipedia.org/wiki/Words_of_estimative...

    Intelligence analysts "would rather use words than numbers to describe how confident we are in our analysis," a senior CIA officer who's served for more than 20 years told me. Moreover, "most consumers of intelligence aren't particularly sophisticated when it comes to probabilistic analysis. They like words and pictures, too.

  8. Aphorism - Wikipedia

    en.wikipedia.org/wiki/Aphorism

    An aphorism (from Greek ἀφορισμός: aphorismos, denoting 'delimitation', 'distinction', and 'definition') is a concise, terse, laconic, or memorable expression of a general truth or principle. [1] Aphorisms are often handed down by tradition from generation to generation.

  9. Ceteris paribus - Wikipedia

    en.wikipedia.org/wiki/Ceteris_paribus

    This would be hypothetical isolation. An example would be the hypothetical separation of the income effect and the substitution effect of a price change, which actually go together. [3] The other use of the ceteris paribus clause is to see it as a means for obtaining an approximate solution. Here it would yield a substantive isolation. [3]