of an arithmetical progression; comp. madhyadhana and sarvadhana;
e. g. vyekapadaghnacayo mukhayuksyādantyadhanaṃ mukhayugdalitaṃ tat .
madhyadhanaṃ padasaṃguṇitaṃ tatsarvadhanaṃ gaṇitaṃ ca taduktam ‘the in-
crease multiplied by the period less one and added to the
first quantity is the amount of the last; that added to the
first and halved, is the amount of the mean: which multi-
plied by the period is the amount of the whole, and is de-
nominated the computed sum’. E. antya and dhana.