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D.2.3.2 A_Z_L

Procedure from library general.lib (see general_lib).

Usage:
A_Z_L("a",n); a any letter, n integer (-26<= n <=26, !=0)

Return:
list of n small (if a is small) or capital (if a is capital) letters, beginning with a, in alphabetical
order (or reverse alphabetical order if n<0)

Example:
 
LIB "general.lib";
A_Z_L("c",5);
==> [1]:
==>    c
==> [2]:
==>    d
==> [3]:
==>    e
==> [4]:
==>    f
==> [5]:
==>    g
A_Z_L("Z",-5);
==> [1]:
==>    Z
==> [2]:
==>    Y
==> [3]:
==>    X
==> [4]:
==>    W
==> [5]:
==>    V
ring r;
list L=list(0,A_Z_L("A",6),list(list("dp",1:6),list("C",0)),ideal(0));
ring R=ring(L);
R;
==> // coefficients: QQ
==> // number of vars : 6
==> //        block   1 : ordering dp
==> //                  : names    A B C D E F
==> //        block   2 : ordering C


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