Lists

-->L=list(a,-(1:5), Mp,['this','is';'a','list'])   //list
 L  =
       L(1)
    1.
       L(2)
! - 1.  - 2.  - 3.  - 4.  - 5. !
       L(3)
!                2                   !
!   1 + 3z + 4.5z     1 - z          !
!                                    !
!                           2      3 !
!   1                 z + 3z + 4.5z  !
       L(4)
!this  is    !
!            !
!a     list  !
-->L(2)(3)     //sub-entry in list
 ans  =
  - 3.
-->Lt=tlist(['mylist','color','position','weight'],'blue',[0,1],10)  //typed-list
 Lt  =
       Lt(1)
!mylist  color  position  weight  !
       Lt(2)
 blue
       Lt(3)
!   0.    1. !
       Lt(4)
    10.
-->Lt('color')      //extracting
 ans  =
 blue
-->Lt('weight')     //extracting
 ans  =
    10.