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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. Approximating square roots using binomial expansion.

    We want to (manually) approximate $\sqrt {2}$ by using the first few terms of the binomial series expansion of \begin {align*} \sqrt {1-2x}&= \sum_ {n=0}^\infty \binom {\frac {1} {2}} {n} ( …

  4. approximation - How to express the approximate CURVE of the …

    Oct 22, 2024 · Is there a way to derive a curve function for the Fibonacci sequence to plot an approximation of the increase in value for each iteration? Please bear with me if I'm using the wrong …

  5. Approximating the error function erf by analytical functions

    Aug 15, 2016 · My question is if I can find, or if there are known, substitutions for this non-elementary function in terms of elementary ones. In the sense above, i.e. the approximation is …

  6. How to derive a function to approximate $\\sqrt{3}$?

    Basically, to approximate the location of a root of a function, we approximate the function locally by its tangent, find the tangents root instead, and that value is a decent approximation for the location of …

  7. approximate square roots of fractions with rationals

    Apr 26, 2024 · approximate square roots of fractions with rationals Ask Question Asked 1 year, 9 months ago Modified 1 year, 8 months ago

  8. How to determine if a probabilities is exact or approximate

    Mar 26, 2023 · It then asked if the probabilities listed in the table is exact or approximate for various outcomes. My question is what are the indicators that determine if it's exact or approximate?

  9. real analysis - Understanding the notion of approximate tangent space ...

    Feb 20, 2022 · The approximate tangent space of this measure at a point will depend on which surface it lies on, and if the point is at an intersection of surfaces the lowest-dimensional space will dominate. …

  10. spectral theory - Characterising the approximate point spectrum of a ...

    Mar 9, 2025 · @DeanMiller: I think it helps, but it is a bit confusing as the OP uses a definition of approximate spectrum that differs from Wikipedia's but which according to the addendum of the …