Hello,

> I wan to simulate a function with arctan.
> 
> ../rtl/device/nco/cordic-core.vhd:77:29: no declaration for "arctan"
> ../rtl/device/nco/cordic-core.vhd:81:43: no declaration for "arctan"
> ../rtl/device/nco/cordic-core.vhd:88:24: no declaration for "arctan"
> ghdl: compilation error
> make: *** [all] Fehler 1
> 
> 
> Yes, I ask this probelm some years ago. There was a patch or some
> others
> ways.
> Can it solved simple inside with aran?

Things have improved recently, cf:
http://standards.ieee.org/news/2013/ieee_1076_vhdl.html

So, we will provide the standard version of math packages.

Tristan.

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