[Haskell-beginners] Inverse trig functions

Adrian May adrian.alexander.may at gmail.com
Fri Sep 20 17:35:55 CEST 2013


Seems like I was wrong then. I'll give it another go in the morning.

Thanks to all,
Adrian.
 On 20 Sep 2013 21:14, "Graham Gill" <math.simplex at gmail.com> wrote:

>  Prelude> asin(1/sqrt(2)) * 180 / pi
> 45.0
>
> asin is taking a ratio and returning an angle in radians, and I've
> converted it to degrees to show that clearly.
>
> Graham
>
> On 20/09/2013 7:52 AM, Adrian May wrote:
>
> Apparently not. Those are 1/sin and 1/cos. I want to supply a ratio and
> get an angle.
>
>
> On 20 September 2013 19:40, Martin Ruderer <martin.ruderer at gmail.com>wrote:
>
>> Hello Adrian,
>>
>>  those would be called asin and acos.
>>
>>  Best regards,
>> Martin
>>
>>
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