dirge

n : a song or hymn of mourning composed or performed as a

memorial to a dead person [syn: {coronach}, {lament}, {requiem},

{threnody}]

diverge

If a series of approximations to some value get progressively

further from it then the series is said to diverge.

The {reduction} of some term under some {evaluation strategy}

diverges if it does not reach a {normal form} after a finite

number of reductions.

(1994-12-08)