I've ported it to Squeak[1] about a year ago, but I haven't found the need 
for any of these methods. Maybe they added them after I forked it.

Levente

[1] http://leves.web.elte.hu/squeak/Artefact/

On Sat, 2 May 2015, Tapple Gao wrote:

> Hi all.
>
> I put three packages in the inbox that allow all the demos from the Artefact pdf library to run in squeak:
> Kernel-mtf.924.mcz
> KernelTests-mtf.294.mcz
> Collections-mtf.625.mcz
>
> They add 3 methods:
> Number >> round:
> Collection >> asDictionary
> Collection >> max:
>
> I still have commit access to the Trunk from ages ago, but I have been away from squeak so long I thought I’d put them in the inbox and submit them for review
>