Details

Algorithm

intervals

Results

9.0ms	256×	body	80	valid
8.0ms	256×	pre	80	true

Counts

1 → 1

Iterations

Useful iterations: 2 (14.0ms)

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 8.8b

Local error

Found 2 expressions with local error:

0.4b	(* (/ b a) (/ b a))
8.3b	(sqrt (fabs (- 1 (* (/ b a) (/ b a)))))

Algorithm

rewrite-expression-head

Rules

44×	`add-sqr-sqrt`
40×	`times-frac`
31×	`*-un-lft-identity` `add-cube-cbrt`
14×	`add-cbrt-cube` `add-exp-log`
13×	`swap-sqr` `associate-r` `associate-l`
10×	`pow1`
4×	`cbrt-undiv` `div-exp` `prod-exp` `cbrt-unprod` `div-inv` `unswap-sqr`
3×	`sqrt-prod`
2×	`expm1-log1p-u` `log1p-expm1-u` `add-log-exp`
1×	`pow2` `frac-times` `rem-sqrt-square` `sqrt-pow1` `pow-plus` `pow1/2` `pow-prod-down` `associate-l/` `associate-r/` `pow-sqr` `*-commutative` `pow-prod-up`

Counts

2 → 84

Calls

2 calls:

40.0ms	(* (/ b a) (/ b a))
2.0ms	(sqrt (fabs (- 1 (* (/ b a) (/ b a)))))

Counts

2 → 6

Calls

2 calls:

46.0ms	(* (/ b a) (/ b a))
20.0ms	(sqrt (fabs (- 1 (* (/ b a) (/ b a)))))

Iterations

Useful iterations: 0 (15.0ms)

Iter	Nodes	Cost
0	132	21386