🌐EnglishEnglishFrançais中文日本語EntityQ17160413· pop 5· linked from 13 articlesmutually unbiased basesa set of orthonormal bases, where each vector of a given basis has the same overlap with all the vectors of other basesConnectionseigenvectors and eigenvaluesEntityroot of unityEntityCategoriesAlgebraic geometryComputer-assisted proofsEuclidean plane geometryHilbert spacesHypergraphsIncidence geometryOperator theoryQuantum measurementUnsolved problems in mathematicsUnsolved problems in physics