Details

Time bar (total: 9.6s)

sample113.0ms

Algorithm
intervals
Results
61.0ms71×body1280valid
24.0ms55×body640valid
6.0ms21×body320valid
5.0ms96×body80valid
3.0ms81×body80nan
2.0ms13×body160valid

simplify13.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
13.0ms
(log (+ 1 x))

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 37.8b

localize12.0ms

Local error

Found 1 expressions with local error:

4.5b
(log (+ 1 x))

rewrite6.0ms

Algorithm
rewrite-expression-head
Rules
log-prod *-un-lft-identity
add-sqr-sqrt pow1 log-div add-exp-log add-cube-cbrt
flip3-+ add-cbrt-cube rem-log-exp log-pow flip-+ insert-posit16 distribute-lft-out add-log-exp
Counts
1 → 16
Calls
1 calls:
Slowest
6.0ms
(log (+ 1 x))

series54.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
54.0ms
(log (+ 1 x))

simplify914.0ms

Counts
10 → 19
Calls
10 calls:
Slowest
363.0ms
(- (+ (/ 1 x) (log -1)) (+ (log (/ -1 x)) (* 1/2 (/ 1 (pow x 2)))))
254.0ms
(- (+ x (* 1/3 (pow x 3))) (* 1/2 (pow x 2)))
192.0ms
(- (/ 1 x) (+ (log (/ 1 x)) (* 1/2 (/ 1 (pow x 2)))))
38.0ms
(log (+ (pow 1 3) (pow x 3)))
20.0ms
(log (* (cbrt (+ 1 x)) (cbrt (+ 1 x))))

prune183.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.4b
(* x 1/3)
0.1b
(* x (+ -1/2 (* x 1/3)))
0.1b
(* x (* x (+ -1/2 (* x 1/3))))
0.0b
(+ (* x (* x (+ -1/2 (* x 1/3)))) x)

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt pow1 add-cbrt-cube add-exp-log
distribute-rgt-in *-un-lft-identity distribute-lft-in associate-*l* add-cube-cbrt
associate-*r*
associate-*r/ add-log-exp
pow-prod-down prod-exp cbrt-unprod
associate-+l+ insert-posit16
flip3-+ *-commutative flip-+
unswap-sqr
+-commutative sum-log
Counts
4 → 83
Calls
4 calls:
Slowest
38.0ms
(+ (* x (* x (+ -1/2 (* x 1/3)))) x)
24.0ms
(* x (* x (+ -1/2 (* x 1/3))))
10.0ms
(* x (+ -1/2 (* x 1/3)))
5.0ms
(* x 1/3)

series304.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
119.0ms
(* x (* x (+ -1/2 (* x 1/3))))
111.0ms
(* x (+ -1/2 (* x 1/3)))
44.0ms
(+ (* x (* x (+ -1/2 (* x 1/3)))) x)
30.0ms
(* x 1/3)

simplify3.9s

Counts
55 → 95
Calls
55 calls:
Slowest
425.0ms
(* (exp (* x (* x (+ -1/2 (* x 1/3))))) (exp x))
345.0ms
(* (* (* x x) x) (* (* (* x x) x) (* (* (+ -1/2 (* x 1/3)) (+ -1/2 (* x 1/3))) (+ -1/2 (* x 1/3)))))
272.0ms
(* (* (* x x) x) (* (* (* x (+ -1/2 (* x 1/3))) (* x (+ -1/2 (* x 1/3)))) (* x (+ -1/2 (* x 1/3)))))
260.0ms
(- (+ x (* 1/3 (pow x 3))) (* 1/2 (pow x 2)))
253.0ms
(- (+ x (* 1/3 (pow x 3))) (* 1/2 (pow x 2)))

prune658.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes94.0ms

Accuracy

99.4% (0.1b remaining)

Error of 0.2b against oracle of 0.1b and baseline of 20.9b

bsearch53.0ms

end0.0ms

sample3.2s

Algorithm
intervals
Results
1.8s2275×body1280valid
689.0ms1657×body640valid
219.0ms2823×body80valid
179.0ms822×body320valid
97.0ms2639×body80nan
57.0ms423×body160valid