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| 수열:부분합 [2025/09/29 04:20] – [개념] masteraccount | 수열:부분합 [2025/09/29 21:03] (current) – removed masteraccount | ||
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| - | =====부분합(Partial Sum)===== | ||
| - | ====개념==== | ||
| - | [[수열: | ||
| - | \\ | ||
| - | ====공식==== | ||
| - | $ \Large S_n = \sum_{k=1}^{n} a_k = a_1 + a_2 + \cdots + a_n $ | ||