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  2. Mathematical logic - Wikipedia

    en.wikipedia.org/wiki/Mathematical_logic

    Mathematical logic is the study of formal logic within mathematics.Major subareas include model theory, proof theory, set theory, and recursion theory (also known as computability theory).

  3. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    [2] [3] Historically, the concept of a proof and its associated mathematical rigour first appeared in Greek mathematics , most notably in Euclid 's Elements . [ 4 ] Since its beginning, mathematics was primarily divided into geometry and arithmetic (the manipulation of natural numbers and fractions ), until the 16th and 17th centuries, when ...

  4. Portal:Mathematics - Wikipedia

    en.wikipedia.org/wiki/Portal:Mathematics

    The number π (/ p aɪ /; spelled out as "pi") is a mathematical constant, approximately equal to 3.14159, that is the ratio of a circle's circumference to its diameter. It appears in many formulae across mathematics and physics , and some of these formulae are commonly used for defining π , to avoid relying on the definition of the length of ...

  5. Vedic Mathematics - Wikipedia

    en.wikipedia.org/wiki/Vedic_Mathematics

    Vedic Mathematics is a book written by Indian Shankaracharya Bharati Krishna Tirtha and first published in 1965. It contains a list of mathematical techniques which were falsely claimed to contain advanced mathematical knowledge. [1]

  6. Which foods are considered 'healthy?' FDA issues new label ...

    www.aol.com/news/foods-considered-healthy-fda...

    The Food and Drug Administration's new rules on "healthy" food labels are voluntary and are scheduled to take effect at the end of February.

  7. What’s Being Done to Save the Hawaiian Monk Seal (and ... - AOL

    www.aol.com/being-done-save-hawaiian-monk...

    Hawaiian monk seals grow to be 6-7 feet long, weigh 400-600 pounds, and can live more than 30 years. Males and females are generally the same size — the only way to tell them apart is to look at ...

  8. Holiday Foods You Can And Can’t Take Through Security ...

    www.aol.com/lifestyle/holiday-foods-t-security...

    Holiday Food That Can Go in Your Carry-on. Baked goods and candies. This includes homemade or store-bought and packaged pies, cakes, cookies, brownies, chocolates, and more. Meats.

  9. Matematika zločinu - Wikipedia

    en.wikipedia.org/wiki/Matematika_zločinu

    Matematika zločinu (English: Mathematics of Crime) is a 2023 three-part film miniseries directed by Peter Bebjak and produced by D.N.A Production for Voyo. It was written by Tomáš Bombík. It was written by Tomáš Bombík.