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  2. Quinary - Wikipedia

    en.wikipedia.org/wiki/Quinary

    Quinary (base 5 or pental [1] [2] [3]) is a numeral system with five as the base.A possible origination of a quinary system is that there are five digits on either hand.. In the quinary place system, five numerals, from 0 to 4, are used to represent any real number.

  3. Glossary of mathematical symbols - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_mathematical...

    1. Between two numbers, either it is used instead of ≈ to mean "approximatively equal", or it means "has the same order of magnitude as". 2. Denotes the asymptotic equivalence of two functions or sequences. 3. Often used for denoting other types of similarity, for example, matrix similarity or similarity of geometric shapes. 4.

  4. Scott Flansburg - Wikipedia

    en.wikipedia.org/wiki/Scott_Flansburg

    Scott Flansburg (born December 28, 1963) is an American dubbed "The Human Calculator" and listed in the Guinness Book of World Records for speed of mental calculation.He is the annual host and ambassador for The National Counting Bee, a math educator, and media personality.

  5. Calculator - Wikipedia

    en.wikipedia.org/wiki/Calculator

    An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.

  6. Today’s NYT ‘Strands’ Hints, Spangram and Answers for Tuesday ...

    www.aol.com/today-nyt-strands-hints-spangram...

    - NYT ‘Connections’ Hints and Answers Today, Tuesday, February 4. Related: 15 Fun Games Like Connections to Play Every Day. Show comments. Advertisement. Advertisement. In Other News.

  7. Is red 40 safe? Here's what health experts want you to know - AOL

    www.aol.com/red-40-safe-heres-health-100146469.html

    FD&C Red No. 40, more commonly known as red 40, is making headlines again as lawmakers debate whether food dyes should remain legal in the United States.. The dye, which has been registered with ...

  8. Tetration - Wikipedia

    en.wikipedia.org/wiki/Tetration

    In mathematics, tetration (or hyper-4) is an operation based on iterated, or repeated, exponentiation. There is no standard notation for tetration, though Knuth's up arrow notation ↑ ↑ {\displaystyle \uparrow \uparrow } and the left-exponent x b {\displaystyle {}^{x}b} are common.

  9. Why Minus 40 Is A Magical Number In Weather - AOL

    www.aol.com/news/why-minus-40-magical-number...

    We apologize in advance for the upcoming math! If you're American and trying to figure out what your friend in France is talking about, you're likely to use the following formula: