Details

Algorithm

intervals

Results

18.0ms

620×

body

valid

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

Local error

Found 1 expressions with local error:

0.0b	(- (pow x 4.0) (pow y 4.0))

Algorithm

rewrite-expression-head

Rules

13×	`add-sqr-sqrt`
9×	`difference-of-squares`
8×	`unpow-prod-down`
6×	`sqr-pow`
5×	`*-un-lft-identity`
3×	`add-log-exp`
2×	`distribute-lft-out--`
1×	`pow1` `add-exp-log` `add-cube-cbrt` `sub-neg` `flip3--` `diff-log` `add-cbrt-cube` `flip--`

Counts

1 → 23

Calls

1 calls:

10.0ms

(- (pow x 4.0) (pow y 4.0))

Counts

1 → 3

Calls

1 calls:

47.0ms

(- (pow x 4.0) (pow y 4.0))

Iterations

Useful iterations: 2 (33.0ms)