Bill Allombert on Fri, 01 Feb 2019 21:29:07 +0100


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Re: Syntax question: | .. | for matdet([ ... ])


On Fri, Feb 01, 2019 at 05:51:57PM +0000, Jacques Gélinas wrote:
> > This would be confusing with the other uses of |.
> 
> What other uses of | does gp understand ? 
> 
> 1) || ?? There is no conflict with the current syntax:
>  matdet([])
>  ***   at top-level: matdet([])
>  ***                 ^----------
>  *** matdet: incorrect type in det (t_VEC).

The expression |a|||b|||d| can be read both as
 (|a|) || b || (|d|) or | (a || (|b|) || d) |

Cheers,
Bill.