🌐EnglishEnglishPortuguêsTürkçeفارسی한국어中文日本語EntityQ4817582· pop 8· linked from 32 articlesfractional Fourier transformlinear transformation generalizing the Fourier transform, used in the area of harmonic analysisConnectionstrigonometric functionEntityunitary operatorEntityCategoriesFourier analysisIntegral transformsTime–frequency analysis