[GAP Forum] What does <[ [ 1, 1 ] ]|b*a^-1> mean

[Sopsku]

Alexander Hulpke <ahulpke at ...> writes:

> > I do not understand the notation, such as, <[ [ 1, 1 ] ]|b*a^-1> 
> 
> This is the element b*a, stored via a straight line program. ...  
>     Alexander Hulpke

I still do not understand how to decode b*a from  <[ [ 1, 1 ] ]|b*a^-1>.
Sorry for my denseness!
     Sopsku