Re: Floating point: sine, cosine etc.

From: Jesus Cea <*jcea_at_jcea.es*> Date: Thu, 13 Oct 2022 04:59:58 +0200 Message-ID: <a5fb3bd7-cd4d-c06d-cc9c-31d83a95c28b_at_jcea.es> · jcea_at_jcea.es

On 24/9/22 15:10, Rhialto wrote:
> The algorithm I had before required 64-bit floats (long
> double) and somebody complained that those are (strangely!) not
> supported by the Apple M1 compilers.

Uhm?. In current computers, in C language using IEEE-754, float is 32 
bits and double is 64 bits. Long double is not standard AFAIK, but it is 
usually 80 bits in x86 CPUs.

https://en.wikipedia.org/wiki/Long_double

Maybe you mean 64 bit mantissa?

-- 
Jesús Cea Avión                         _/_/      _/_/_/        _/_/_/
jcea_at_jcea.es - https://www.jcea.es/    _/_/    _/_/  _/_/    _/_/  _/_/
Twitter: _at_jcea                        _/_/    _/_/          _/_/_/_/_/
jabber / xmpp:jcea_at_jabber.org  _/_/  _/_/    _/_/          _/_/  _/_/
"Things are not so easy"      _/_/  _/_/    _/_/  _/_/    _/_/  _/_/
"My name is Dump, Core Dump"   _/_/_/        _/_/_/      _/_/  _/_/
"El amor es poner tu felicidad en la felicidad de otro" - Leibniz