1
A = { +, -, ., 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, E, e }
4
E = { 0, 1, 2, 3, 4, 5, 6, 7 }
7
1 -> { (1, 0) (1, 1) (1, 2) (1, 3) (1, 4) (1, 5) (1, 6) (1, 7) (1, 8) (1, 9) (2, .) (4, 0) (4, 1) (4, 2) (4, 3) (4, 4) (4, 5) (4, 6) (4, 7) (4, 8) (4, 9) }
8
2 -> { (2, 0) (2, 1) (2, 2) (2, 3) (2, 4) (2, 5) (2, 6) (2, 7) (2, 8) (2, 9) (3, 0) (3, 1) (3, 2) (3, 3) (3, 4) (3, 5) (3, 6) (3, 7) (3, 8) (3, 9) }
9
3 -> { (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) }
10
4 -> { (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, E) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) (5, e) }
11
5 -> { (5, 0) (5, 1) (5, 2) (5, 3) (5, 4) (5, 5) (5, 6) (5, 7) (5, 8) (5, 9) (6, +) (6, -) (7, 0) (7, 1) (7, 2) (7, 3) (7, 4) (7, 5) (7, 6) (7, 7) (7, 8) (7, 9) }
12
6 -> { (6, 0) (6, 1) (6, 2) (6, 3) (6, 4) (6, 5) (6, 6) (6, 7) (6, 8) (6, 9) (7, 0) (7, 1) (7, 2) (7, 3) (7, 4) (7, 5) (7, 6) (7, 7) (7, 8) (7, 9) }
29
+2323.19208e1280: valid
35
+2323.19208E1280: valid
41
+2323.19208e+1280: valid
47
+2323.19208E+1280: valid
53
+2323.19208e-1280: valid
59
+2323.19208E-1280: valid