20
2
4
10
30
s
15
1
35
t
40
6
20
25
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35
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20
2
4
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30
s
15
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35
t
40
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25
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35
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20
2
4
10
30
s
15
1
35
t
40
6
20
25
3
35
5
20
2
4
10
30
s
15
1
35
t
40
6
20
25
3
35
5
20
2
4
10
30
s
15
1
35
t
40
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20
25
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35
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4
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30
s
15
1
35
t
40
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20
25
3
35
5
2
-15
2
4
3
5
4
10 1
1
5
6
3
3
5
2
4
7 10
6
6
-5
The spacing between
words and characters
is
normally
set
automatically
by
LaTeX.
Interword
spacing within one
line
is
uniform.
LaTeX also attempts
to keep the word
spacing for different
lines as nearly the
same as possible.
1
2
3
4
5
0
1
-d1
2
-d2
3
-d3
D
4
-d4
T-1
-dT-1
T
-dT
0
1
-d1
2
-d2
3
-d3
D
4
-d4
T-1
-dT-1
T
-dT
0
s
-ds
s+1
-ds+1
s+2
-ds+2
t
-dt
t+1
-dt+1
1
2
3
4
T
T+1
20
2
4
10
30
s
15
1
35
t
40
6
20
25
3
35
5
10
2
4
10
10
s
15
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35
t
40
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20
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20
5
10
2
4
10
10
s
15
1
35
t
40
6
20
20
3
20
5
8
1
2
-9
5
7
3
4
0
-10
1
2
-9
8
s
7
5
3
4
0
-10
1
2
7
t
10
8
s
9
5
3
4
1
f
2
9
t
f
8
f
5
f
s
7
3
f
10
4
1
4
2
12
8
10
5
7
13
9
3
6
11
1
4
2
12
8
10
5
7
13
9
3
6
11
1
4
2
12
8
10
5
7
13
9
3
6
11
1
4
2
12
8
10
5
7
13
9
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11
1
4
2
12
8
10
5
7
13
9
3
6
11
1
4
2
12
8
10
5
7
13
9
3
6
11
1
4
2
12
8
10
5
7
13
9
3
6
11
1
4
2
12
8
10
5
7
13
9
3
6
11
MIT OpenCourseWare
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15.093J / 6.255J Optimization Methods
Fall 2009
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