Re: defgrad again

On 4/8/26 3:36 PM, Raymond Toy wrote:

> Can’t find the recent discussion about grad and |#$| to define 
> gradients. But I did dig up my old branch “bug-4473-b-defprop-grad” 
> which is now updated to master.
>
> I see that I was already using |#$ ...$| to define the gradients. Near 
> the end of init-cl.lisp where we initialize other things, all the 
> grads are evaluated. With cmucl, |(time (process-defgrad))| says this 
> adds 0.03 sec to the build. It’s not done during startup, but it would 
> probably be unnoticeable anyway.
>
While cleaning up the code for this, I noticed that there’s an 
|integral| property that is defined via |defprop|. We could define a 
|defintegral| macro to allow using |#$$..$| too to make it easier to 
define integrals of functions.

Project for another day.

​

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