XII.—The Theory of Circulants from 1861 to 1880

Thomas Muir
1913 Proceedings of the Royal Society of Edinburgh  
Robert's theorem concerns the circulant C whose elements are the terms of the expansion ofand is to the effect (1) that there are no odd powers oftin the development of the circulant, and (2) that if in the said development ξ be put fort2, the equation in ξ
doi:10.1017/s0370164600012827 fatcat:op62qeh6bbh4tp6k5jp5jp47ae