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  1. Taylor Series Expansion of $\\tanh x$ - Mathematics Stack Exchange

    Dec 5, 2014 · I know how to find the Taylor expansion of both $\sinh x$ and $\cosh x$, but how would you find the Taylor expansion of $\tanh x$. It seems you can't just divide both the Taylor …

  2. machine learning - Why is tanh almost always better than sigmoid …

    Feb 26, 2018 · The tanh function on the other hand, has a derivativ of up to 1.0, making the updates of W and b much larger. This makes the tanh function almost always better as an …

  3. pronunciation of sinh x, cosh x, tanh x for short [closed]

    I heard teachers say [cosh x] instead of saying "hyperbolic cosine of x". I also heard [sinch x] for "hyperboic sine of x". Is this correct? How would you pronounce tanh x? Instead of saying "

  4. Rapid approximation of $\\tanh(x)$ - Mathematics Stack Exchange

    The problem of approximating tanh(x) tanh (x) rapidly is then converted into approximating e−x e x rapidly plus an extra subtraction and multiplication. e−x = 1 ex = 1 2xlog2(e) = 2−x 2y e x = 1 …

  5. $n$th derivative of $\\tanh$ - Mathematics Stack Exchange

    Jan 29, 2018 · So, from the derivative polynomial of the tangent function tan z tan z, we can derive the derivative polynomial of the hyperbolic tangent function tanh z tanh z.

  6. machine learning - tanh activation function vs sigmoid activation ...

    Generally speaking, $\tanh$ has two main advantages over a sigmoid function: It has a slightly bigger derivative than the sigmoid (at least for the area around 0), which helps it to cope a bit …

  7. Converting $\tanh^ {-1} {x}$ to an expression involving the natural ...

    Jan 15, 2012 · Converting $\tanh^ {-1} {x}$ to an expression involving the natural logarithm Ask Question Asked 13 years, 11 months ago Modified 7 years, 1 month ago

  8. Is it possible to write $\\tan^{-1}(x)$ as a power series of …

    Jan 6, 2017 · Closed 8 years ago. tan−1(x) tan 1 (x) looks very similar to tanh(x) tanh (x) if x x is small enough. Look. But they diverge from each other as x x grows. And for very big x x 's, …

  9. hyperbolic functions - Finding taylor expansion for $\tanh (x ...

    However, your question was "find the Taylor series for tanh x tanh x about x = 0 x = 0 ". There it is (in blue) by direct computation to as many terms as you like.

  10. trigonometry - Relationship between $\tanh x$ and $\arctan x ...

    Dec 21, 2011 · The functions $\tanh x$ and $\arctan x$ have a similar graph. Is there a formula to transform $\tanh x$ to $\arctan x$?