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Groups > comp.sys.acorn.programmer > #5696

Re: Sine/Cosine/Tangent accuracy error

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In article <mpro.pnf8q0015djaa01hl.news@stevefryatt.org.uk>, Steve
Fryatt <news@stevefryatt.org.uk> wrote:
> On 23 Feb, Richard Ashbery wrote in message
>     <578b034766basura@invalid.addr.uk>:

> > I've checked it again and sure enough it exceeds the radians
> > limit of BASIC. The problem I now have is to edit the code
> > without stalling the graphic animation but there must be a way.

> Angles wrap around at 2*PI radians, so if you're getting into the
> millions of radians, you're probably doing something wrong in the
> approach to working out the numbers. Without knowing what you're
> doing, it's hard to be more specific, unfortunately.

Hi Steve

Many thanks for coming back. In the rush to animate I missed the line
to terminate the number of radians. If I fail to get any further I'll
post the program.

Richard

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Thread

Sine/Cosine/Tangent accuracy error Richard Ashbery <basura@invalid.addr.uk> - 2019-02-23 16:28 +0000
  Re: Sine/Cosine/Tangent accuracy error Steve Fryatt <news@stevefryatt.org.uk> - 2019-02-23 17:55 +0000
    Re: Sine/Cosine/Tangent accuracy error Richard Ashbery <basura@invalid.addr.uk> - 2019-02-23 20:53 +0000
      Re: Sine/Cosine/Tangent accuracy error Steve Fryatt <news@stevefryatt.org.uk> - 2019-02-24 08:25 +0000
        Re: Sine/Cosine/Tangent accuracy error Richard Ashbery <basura@invalid.addr.uk> - 2019-02-24 12:20 +0000
  Re: Sine/Cosine/Tangent accuracy error druck <news@druck.org.uk> - 2019-02-24 23:35 +0000
    Re: Sine/Cosine/Tangent accuracy error Richard Ashbery <basura@invalid.addr.uk> - 2019-02-25 17:34 +0000
      Re: Sine/Cosine/Tangent accuracy error Martin Wuerthner <spamtrap@mw-software.com> - 2019-02-26 17:17 +0100
        Re: Sine/Cosine/Tangent accuracy error jgh@mdfs.net - 2019-02-26 12:46 -0800
        Re: Sine/Cosine/Tangent accuracy error Richard Ashbery <basura@invalid.addr.uk> - 2019-02-27 16:37 +0000
        Re: Sine/Cosine/Tangent accuracy error druck <news@druck.org.uk> - 2019-02-27 20:27 +0000

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