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  1. arithmetic - Factorial, but with addition - Mathematics Stack …

    Apr 21, 2015 · Explore related questions arithmetic factorial See similar questions with these tags.

  2. How can I solve quadratic equations using modular arithmetic

    Oct 3, 2021 · 10 How can I solve quadratic equations using modular arithmetic? E.g. $$2x^2 + 8x + 2 = 0 \pmod {23}$$ N.b. I have changed the figures from those in my homework question …

  3. logic - Does some proof of arithmetic's consistency exist ...

    I am studying an undergraduate book of mathematical logic. After proving the two Gödel's theorems of incompleteness of formal theories, it asserts that some proofs of arithmetic's …

  4. Arithmetic progressions of length N - Mathematics Stack Exchange

    Dec 31, 2014 · Arithmetic progressions of length N Ask Question Asked 10 years, 10 months ago Modified 10 years, 10 months ago

  5. arithmetic - Average of products VS. product of averages

    You'll need to complete a few actions and gain 15 reputation points before being able to upvote. Upvoting indicates when questions and answers are useful. What's reputation and how do I …

  6. arithmetic - How to divide using addition or subtraction

    We can multiply $a$ and $n$ by adding $a$ a total of $n$ times. $$ n \\times a = a + a + a + \\cdots +a$$ Can we define division similarly using only addition or ...

  7. Overview of basic results on cardinal arithmetic

    Apr 13, 2012 · Are there some good overviews of basic formulas about addition, multiplication and exponentiation of cardinals (preferably available online)?

  8. Help me understand division in modular arithmetic

    In mathematics, modular arithmetic is a system of arithmetic for integers, where numbers "wrap around" upon reaching a certain value So the point of modular arithmetic is to do our normal …

  9. arithmetic - Approximation of geometric mean. - Mathematics …

    May 19, 2018 · Thanks in advance for patience. I am trying to find an approximation for geometric mean. The one that is often mentioned is geometric mean = arithmetic mean - 1/2 * variance. I …

  10. Arithmetic and geometric genus - Mathematics Stack Exchange

    Jan 4, 2013 · 2 If your curves becomes singular (say, nodal), then the arithmetic genus stays the same, while geometric genus drops. From another point of view, your curve is arithmetically …