acet-calc-round

(acet-calc-round  num  prec)

Returns the number num rounded to numerical prec; similar to (but not identical with !)  (vle-roundto).

Examples :
(acet-calc-round 1.2345 0.1) results in 1.2
(acet-calc-round 1.2345 0.01) results in 1.23
(acet-calc-round 1.2345 0.001) results in 1.234
(acet-calc-round 1.2345 0.0001) results in 1.2345