Schwartz 1950 'Théorie des distributions': continuous linear functionals on test-function space D(R^n). Generalises functions; allows differentiation of all orders. Tempered distributions S' for Fourier.
Schwartz 1950 'Théorie des distributions': continuous linear functionals on test-function space D(R^n). Generalises functions; allows differentiation of all orders. Tempered distributions S' for Fourier.