pamela leutwyler. summation notation is an efficient way to describe a sum of terms, each having the...
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Pamela Leutwyler
Summation notation is an efficient way to describe a SUMof terms, each having the same format. Consider the example:
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
Each term has the form
1kk
Summation notation is an efficient way to describe a SUMof terms, each having the same format. Consider the example:
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1kk
Take the sum ofall terms of this form
Summation notation is an efficient way to describe a SUMof terms, each having the same format. Consider the example:
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1kk
1k
k starts at 1
Summation notation is an efficient way to describe a SUMof terms, each having the same format. Consider the example:
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1kk
8
1k
k ends at 8
Summation notation is an efficient way to describe a SUMof terms, each having the same format. Consider the example:
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1kk
8
1k
=
More examples:
n
kkknn
k
k
k
bababababa
k
k
1332211
9
1
1
5
1
2
)1(987654321
2516941
More examples:
n
kkknn
k
k
k
bababababa
k
k
1332211
9
1
1
5
1
2
)1(987654321
2516941
More examples:
n
kkknn
k
k
k
bababababa
k
k
1332211
9
1
1
5
1
2
)1(987654321
2516941
More examples:
n
kkknn
k
k
k
bababababa
k
k
1332211
9
1
1
5
1
2
)1(987654321
2516941
More examples:
n
kkknn
k
k
k
bababababa
k
k
1332211
9
1
1
5
1
2
)1(987654321
2516941
More examples:
n
kkknn
k
k
k
bababababa
k
k
1332211
9
1
1
5
1
2
)1(987654321
2516941