Néel, Marie-Christine; Abdennadher, Ali; Solofoniaina, … - In: Physica A: Statistical Mechanics and its Applications 387 (2008) 12, pp. 2750-2760
The names of Grünwald and Letnikov are associated with discrete convolutions of mesh h, multiplied by h−α. When h tends to zero, the result tends to a Marchaud’s derivative (of the order of α) of the function to which the convolution is applied. The weights wkα of such discrete...