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  2. Sentence (mathematical logic) - Wikipedia

    en.wikipedia.org/wiki/Sentence_(mathematical_logic)

    For real numbers, this formula is true if we substitute (arbitrarily) =, but is false if = It is the presence of a free variable, rather than the inconstant truth value, that is important; for example, even for complex numbers, where the formula is always true, it is still not considered a sentence.

  3. 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.

  4. Counting single transferable votes - Wikipedia

    en.wikipedia.org/wiki/Counting_single...

    If the transferable votes surpass the surplus, then the transfer is done using a formula (p/t)*s, where s is a number of surplus votes to be transferred, t is a total number of transferable votes (that have a second preference) and p is a number of second preferences for the given candidate. This is the whole-vote method used in Ireland and ...

  5. Missing dollar riddle - Wikipedia

    en.wikipedia.org/wiki/Missing_dollar_riddle

    The misdirection in this riddle is in the second half of the description, where unrelated amounts are added together and the person to whom the riddle is posed assumes those amounts should add up to 30, and is then surprised when they do not ⁠— ⁠there is, in fact, no reason why the (10 ⁠− ⁠1) ⁠× ⁠3 ⁠ + ⁠2 ⁠ = ⁠29 sum should add up to 30.

  6. List of paradoxes - Wikipedia

    en.wikipedia.org/wiki/List_of_paradoxes

    Elevator paradox: Elevators can seem to be mostly going in one direction, as if they were being manufactured in the middle of the building and being disassembled on the roof and basement. Interesting number paradox : The first number that can be considered "dull" rather than "interesting" becomes interesting because of that fact.

  7. F1 drama between Max Verstappen and George Russell explodes ...

    www.aol.com/f1-drama-between-max-verstappen...

    The F1 season may be coming to an end but the drama between Max Verstappen and George Russell is heating up over an incident in last week's Qatar Grand Prix qualifying.

  8. Existential quantification - Wikipedia

    en.wikipedia.org/wiki/Existential_quantification

    In predicate logic, an existential quantification is a type of quantifier, a logical constant which is interpreted as "there exists", "there is at least one", or "for some". It is usually denoted by the logical operator symbol ∃, which, when used together with a predicate variable, is called an existential quantifier (" ∃x" or "∃(x)" or ...

  9. These 30 Famous People Mysteriously Disappeared And Were ...

    www.aol.com/30-famous-people-mysteriously...

    Image credits: Bettmann / gettyimages #3 Connie Converse. Elizabeth Eaton Converse, most commonly known by her stage name Connie, is often hailed as one of the first modern singer-songwriters, and ...