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numpy.arcsinh() in Python

Last Updated : 29 Nov, 2018
numpy.arcsinh() : This mathematical function helps user to calculate inverse hyperbolic sine, element-wise for all arr.
Syntax : numpy.arcsinh(arr, /, out=None, *, where=True, casting='same_kind', order='K', dtype=None, ufunc 'arcsinh') Parameters : arr : array_like Input array. out : [ndarray, optional] A location into which the result is stored.   -> If provided, it must have a shape that the inputs broadcast to.   -> If not provided or None, a freshly-allocated array is returned. where : array_like, optional Values of True indicate to calculate the ufunc at that position, values of False indicate to leave the value in the output alone. **kwargs :Allows to pass keyword variable length of argument to a function. Used when we want to handle named argument in a function. Return : An array with inverse hyperbolic sine of arr for all arr i.e. array elements. Note : 2pi Radians = 360 degrees The convention is to return the angle of arr whose imaginary part lies in [-pi/2, pi/2].
  Code #1 : Working Output :
Input array : 
 [2, 1, 10, 100]

Inverse hyperbolic sine values of input array : 
 [ 1.44363548 0.88137359 2.99822295 5.29834237]
Code #2 : Graphical representation
Output :
in_array : [ 1. 1.12597604 1.25195208 1.37792812 1.50390415 1.62988019
 1.75585623 1.88183227 2.00780831 2.13378435 2.25976038 2.38573642
 2.51171246 2.6376885 2.76366454 2.88964058 3.01561662 3.14159265]

out_array with sin : [ 8.41470985e-01 9.02688009e-01 9.49598344e-01 9.81458509e-01
 9.97763553e-01 9.98255056e-01 9.82925230e-01 9.52017036e-01
 9.06020338e-01 8.45664137e-01 7.71905017e-01 6.85911986e-01
 5.89047946e-01 4.82848093e-01 3.68995589e-01 2.49294878e-01
 1.25643097e-01 1.22464680e-16]

out_array with arcsinh : [ 0.88137359 0.96770792 1.04881189 1.12508571 1.1969269 1.26471422
 1.32879961 1.38950499 1.44712201 1.50191335 1.55411486 1.60393799
 1.65157228 1.69718777 1.74093713 1.78295772 1.82337333 1.86229574]
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