
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 …
calculus - Efficient and Accurate Formulas for Approximating sin x ...
Oct 15, 2023 · I am familiar with basic trigonometry and calculus, including Taylor and Maclaurin Series for approximating functions. I've also looked into some numerical methods like Newton's method for …
Approximating $e^ {-x}$ - Mathematics Stack Exchange
Nov 21, 2013 · Given this explanation I am guessing there is no way of approximating the e^-x with a very large x? Like the way you can approximate the Taylor series of e^x to 1 + x for a very small x.
logarithms - Approximating Logs and Antilogs by hand - Mathematics ...
Approximating Logs and Antilogs by hand Ask Question Asked 11 years, 10 months ago Modified 1 year, 9 months ago
exponential function - Feynman's Trick for Approximating $e^x ...
Jul 7, 2017 · Feynman's Trick for Approximating $e^x$ Ask Question Asked 8 years, 6 months ago Modified 8 years, 6 months ago
Approximating $e^x$ with a polynomial of degree $n$
Sep 28, 2017 · It depends what is it you try to minimize ? Taylor expansion is the one that optimize the fitness of the polynomial for $||\cdot||_ {\infty}$ to the exponential in a neighbourhood of $0$. But you …
Approximating inverse of a matrix using truncated Taylor series
Oct 18, 2023 · Approximating inverse of a matrix using truncated Taylor series Ask Question Asked 2 years, 2 months ago Modified 2 years, 2 months ago
Approximation of $e^ {-x}$ - Mathematics Stack Exchange
Oct 12, 2011 · @Jyrki: Just in case you've forgotten, Padé approximants are rational functions precisely designed to have power series expansions whose first few terms match the first few terms of the …
Approximating $N!$ as $N^N$ - Mathematics Stack Exchange
Jun 1, 2018 · Approximating $N!$ as $N^N$ Ask Question Asked 7 years, 7 months ago Modified 11 months ago
Urysohn's lemma and approximating indicator functions
Mar 27, 2025 · 1 I saw in an old post Approximating characteristic functions by continuous functions a version of Urysohn's lemma