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Elementary proofs of the identities,and |
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| Authors: | Tuo Yeong Lee Yuxuan Xiong |
| Affiliation: | 1. Department of Mathematics, Statistics and Computing, NUS High School of Math &2. Science, 20 Clementi Avenue 1, Singapore 129957, Republic of Singaporenhsleety@nus.edu.sg;4. Science, 20 Clementi Avenue 1, Singapore 129957, Republic of Singapore |
| Abstract: | |
| Keywords: | trigonometric identities inequalities infinite series |