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  1. Difference between "≈", "≃", and "≅" - Mathematics Stack Exchange

    In mathematical notation, what are the usage differences between the various approximately-equal signs "≈", "≃", and "≅"? The Unicode standard lists all of them inside the Mathematical Operators B...

  2. What exactly is "approximation"? - Mathematics Stack Exchange

    One can, for example, approximate continuous functions with polynomial functions, in which case the idea is to keep the area between the original function and the approximating function small. One can …

  3. Approximate solution to an equation with a high-degree polynomial

    Jan 19, 2022 · Approximate solution to an equation with a high-degree polynomial Ask Question Asked 3 years, 11 months ago Modified 3 years, 11 months ago

  4. exponential function - Feynman's Trick for Approximating $e^x ...

    Jul 7, 2017 · And he could approximate small values by performing some mental math to get an accurate approximation to three decimal places. For example, approximating $e^ {3.3}$, we …

  5. real analysis - How to approximate $e^ {-x}$ when $x$ is large ...

    Jan 1, 2023 · How to approximate $e^ {-x}$ when $x$ is large Ask Question Asked 2 years, 11 months ago Modified 2 years, 11 months ago

  6. notation - Different use of approximate equality symbols

    Apr 12, 2016 · I have been wondering for a long time whether there is a unequivocal way to define and use the symbols commonly adopted for an approximate equality between two quantities. I am a …

  7. Is there a "greater than about" symbol? - Mathematics Stack Exchange

    Aug 12, 2015 · To indicate approximate equality, one can use ≃, ≅, ~, ♎, or ≒. I need to indicate an approximate inequality. Specifically, I know A is greater than a quantity of approximately B. Is there a …

  8. Use of approximation sign - Mathematics Stack Exchange

    Aug 2, 2017 · The "and" is a pointer that (a) first we approximate and (b) then we compute exactly. The final result is an approximation only because of (a). Related to this, it is useful to tell students that …

  9. Approximate $\coth (x)$ around $x = 0$ - Mathematics Stack Exchange

    Apr 13, 2017 · I'm trying to approximate $\coth (x)$ around $x = 0$, up to say, third order in $x$. Now obviously a simple taylor expansion doesn't work, as it diverges around $x = 0$.

  10. How can I approximate the logarithm of the sum?

    Oct 16, 2017 · How can I approximate the logarithm of the sum? Ask Question Asked 11 years, 2 months ago Modified 1 year, 11 months ago