Given an array of integers arr[] in a circular fashion, return the maximum sum of a subarray that can be obtained assuming the array is circular. Note: The solution should account for both regular and ...

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Abstract: Due to the excellent directivity and strong beam steering capabilities, circular concentric array antenna (CCAA) are frequently preferred over large circular array antennas. In contrast to ...

Abstract: The problem of obtaining focusing from a circular array together with 360-degree scanning by frequency variation is considered. It is shown that uniform variation of the line length between ...