Negative left number gives inverses.

   1 o.1
0.841471
   _1 o.1
1.5708
   _1 o. 1 o. 1
1

On Tue, Aug 15, 2017 at 11:01 AM, Raul Miller <[email protected]> wrote:

> Which rows are cotangent, secant and cosecant?
>
> (I see sine, cosine, tangent, square root, hyperbolic sine and
> hyperbolic cosine.)
>
> Thanks,
>
> --
> Raul
>
>
> On Tue, Aug 15, 2017 at 12:41 PM, Linda Alvord <[email protected]>
> wrote:
> >
> >
> > Sent from AOL Mobile Mail
> >
> >
> > From: Linda Alvord <[email protected]>
> > Date: Tuesday, August 15, 2017
> > Subject: FW: why are there no negative signs for cot,sec and csc?
> > Cc: lindaalvord <[email protected]>
> >
> > 
> >
> >
> >
> >
> >
> > From: Linda Alvord [mailto:[email protected]]
> > Sent: Tuesday, August 15, 2017 11:22 AM
> > To: '[email protected]' <[email protected]>
> > Subject: why are there no negative signs for cot,sec and csc?
> >
> >
> >
> > do=: 13 : '({.y) +(i.{:y)*(--/ 2{.y)%<:{:y'
> >
> > t=:do 0 2p1 17
> >
> > all=:1 2 3 4 5 6 (o."0 1) t
> >
> > *all
> >
> > 0 1 1 1 1 1 1 1 0 _1 _1 _1 _1 _1 _1 _1 0
> >
> > 1 1 1 1 0 _1 _1 _1 _1 _1 _1 _1 0 1 1 1 1
> >
> > 0 1 1 1 1 _1 _1 _1 0 1 1 1 1 _1 _1 _1 0
> >
> > 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
> >
> > 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
> >
> > 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
> >
> >
> >
> > Linda
> >
> > ----------------------------------------------------------------------
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