TY - JOUR AU - Chen, Yulei AU - Zhu, Yingming AU - Guo, Dongwei PY - 2024 TI - Combinatorial identities concerning trigonometric functions and Fibonacci/Lucas numbers JO - AIMS Mathematics SP - 9348 EP - 9363 VL - 9 IS - 4 AB - In this work, by means of the generating function method and the De Moivre's formula, we derive some interesting combinatorial identities concerning trigonometric functions and Fibonacci/Lucas numbers. One of them confirms the formula proposed recently by Svinin (2022). UR - https://doi.org/10.3934/math.2024455 DO - 10.3934/math.2024455