:˫ֵ

ʽ:Acsch(z)

˵:zķ˫ֵ,Acsch(z)={Asinh<\Asinh>}(1/z).zΪ(ʱԾÿԪ˫),ҲΪ(ʱԱ˫)

:

b =
[ 0.434994564128571     0.648561094723903     0.992225544989214
  0.669613770986727     0.689008104470096     0.636164162604215
  0.871843400817291     0.290583205544661     0.928670651711836
  0.403033647873920     0.158982726353678     0.533521447113492 ]

a=Acsch(b)//سִõµֵ
a =
[ 1.569831600386930     1.217768944014240     0.886903192164794
  1.191095609411370     1.167477188477710     1.234007109262750
  0.981592852668392     1.949483444087140     0.934655863566797
  1.640219706234600     2.538366714325840     1.385983210493450 ]