<ul><li>Different approaches for solving power functions in Java were discussed, highlighting the importance of performance optimization.</li><li>Recursive approach had time complexity of O(n) and space complexity of O(n) due to call stack, leading to performance issues for large values of n.</li><li>Binary exponentiation reduced time complexity to O(log n) by leveraging mathematical insights, providing significant performance improvements.</li><li>Fast exponentiation algorithm was recommended for optimal performance, especially for handling large exponents, with a comparison provided for 2^1000.</li></ul>

From Naive to Optimal: Mastering Power Functions in Java

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