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Hyperbolic Tangent Function

Squashes inputs into (-1,1) with zero-centered output, making it the standard choice for candidate values and cell-state readout in LSTMs, where updates must be able to push memory in both directions. Like sigmoid it saturates at the tails.

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Hyperbolic Functions Definitions Identities Derivatives and Inverses in Calculus

Hyperbolic functions constitute a class of mathematical entities defined by specific exponential relationships that serve as the analytic counterpart to conic section hyperbolas, analogous to how tri…