| Title: | O vyjádřitelnosti kombinačních čísel (Czech) |
| Author: | Malý, Martin |
| Language: | Czech |
| Journal: | Rozhledy matematicko-fyzikální |
| ISSN: | 0035-9343 (print) |
| Volume: | 88 |
| Issue: | 3 |
| Year: | 2013 |
| Pages: | 2-8 |
| Summary lang: | English |
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| Category: | math |
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| Summary: | The article deals with the identity $$\sum_{i=0}^{n-k}\binom{n-p-1-i}{k-p-1}\cdot\binom{p+i}p = \binom nk$$, where $k, n, p$ are nonnegative integers meeting the condition $p < k \leq n$. The validity of the identity is discussed and the idea of its proof is outlined. (English) |
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| Date available: | 2017-05-05T06:31:22Z |
| Last updated: | 2017-05-05 |
| Stable URL: | http://hdl.handle.net/10338.dmlcz/146530 |
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| Files | Size | Format | View |
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| Rozhledy_088-2013-3_2.pdf | 269.3Kb | application/pdf |
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