This file is indexed.

/usr/share/axiom-20170501/input/liu.input is in axiom-test 20170501-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
)set break resume
)spool liu.output
)set message test on
)set message auto off
)set message type off
)clear all
 
--S 1 of 9
Dx: LODO(EXPR INT, f+->D(f,x)) := D()
--R
--R   (1)  D
--E 1

--S 2 of 9
u := operator 'u
--R
--R   (2)  u
--E 2

--S 3 of 9
L := Dx + u(x)
--R
--R   (3)  D + u(x)
--E 3

--S 4 of 9
L**2 = L*L
--R
--R         2                2   2             ,          2
--R   (4)  D  + 2u(x)D + u(x) = D  + 2u(x)D + u (x) + u(x)
--R
--E 4

)clear all

--S 5 of 9
f: INT->INT:=x+->x+1
--R
--R   (1)  theMap(Closure)
--E 5

--S 6 of 9
K := OREUP ( x, INT, 1, f);
--R
--E 6

--S 7 of 9
x:K
--E 7

--S 8 of 9
L:=x+1
--R
--R   (4)  x + 1
--E 8

--S 9 of 9
L^2=L*L
--R
--R         2            2
--R   (5)  x  + 2x + 1= x  + 4x + 3
--E 9

)spool 
)lisp (bye)