:ķ

ʽ:Acot(a)

˵:aΪݻ߾,Ϊʱ,ֵǶԾÿһݽAcot.

:

a = [ 0.83065098981869  0.27913555003662  0.68587852347915
      0.96151365663926  0.65440769058391  0.75135670916706 ]

acot(a)//س
ans  =
[ 0.87764316273113  1.29858940769069  0.96961086999247
  0.80501638304763  0.99132879192772  0.92642748943516 ]