Details

Time bar (total: 13.5s)

sample125.0ms

Algorithm
intervals
Results
75.0ms85×body1280valid
19.0ms48×body640valid
10.0ms110×body80nan
5.0ms89×body80valid
5.0ms20×body320valid
2.0ms14×body160valid

simplify7.0ms

Counts
1 → 1

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 39.0b

localize11.0ms

Local error

Found 1 expressions with local error:

3.8b
(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))

series37.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
37.0ms
(log (+ 1 x))

simplify1.2s

Counts
19 → 19

prune142.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.3b
(* 1/3 x)
0.0b
(* x (+ (* 1/3 x) -1/2))
0.0b
(* x (* x (+ (* 1/3 x) -1/2)))
0.0b
(+ (* 1/3 x) -1/2)

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt pow1 add-cbrt-cube add-exp-log
*-un-lft-identity associate-*l* add-cube-cbrt
associate-*r*
associate-*r/ add-log-exp
distribute-rgt-in distribute-lft-in pow-prod-down prod-exp cbrt-unprod
insert-posit16
flip3-+ *-commutative flip-+
unswap-sqr
+-commutative sum-log
Counts
4 → 79
Calls
4 calls:
Slowest
40.0ms
(* x (* x (+ (* 1/3 x) -1/2)))
18.0ms
(* x (+ (* 1/3 x) -1/2))
9.0ms
(* 1/3 x)
6.0ms
(+ (* 1/3 x) -1/2)

series278.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
107.0ms
(* x (* x (+ (* 1/3 x) -1/2)))
81.0ms
(* x (+ (* 1/3 x) -1/2))
65.0ms
(+ (* 1/3 x) -1/2)
26.0ms
(* 1/3 x)

simplify1.9s

Counts
91 → 91

prune606.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 4 expressions with local error:

3.8b
(log (sqrt (+ 1 x)))
3.8b
(log (sqrt (+ 1 x)))
0.0b
(sqrt (+ 1 x))
0.0b
(sqrt (+ 1 x))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
16×sqrt-prod
14×log-prod
12×add-sqr-sqrt
10×pow1 add-cube-cbrt
sqrt-div
add-exp-log log-pow
log-div sqrt-pow1 flip3-+ add-cbrt-cube pow1/2 flip-+ insert-posit16 distribute-lft-out add-log-exp
rem-sqrt-square rem-log-exp
Counts
4 → 76
Calls
4 calls:
Slowest
4.0ms
(sqrt (+ 1 x))
4.0ms
(sqrt (+ 1 x))
4.0ms
(log (sqrt (+ 1 x)))
3.0ms
(log (sqrt (+ 1 x)))

series219.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
93.0ms
(log (sqrt (+ 1 x)))
73.0ms
(log (sqrt (+ 1 x)))
28.0ms
(sqrt (+ 1 x))
24.0ms
(sqrt (+ 1 x))

simplify2.2s

Counts
88 → 88

prune604.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

15.4b
(log (+ (* (* x x) x) 1))
13.8b
(log (- 1 (- x (* x x))))
0.3b
(- (log (+ (* (* x x) x) 1)) (log (- 1 (- x (* x x)))))
0.1b
(* (* x x) x)

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
29×pow1
19×*-un-lft-identity
18×add-sqr-sqrt log-prod
11×add-exp-log
add-cbrt-cube add-cube-cbrt
log-div
pow-plus log-pow pow-prod-up associate--r+ distribute-lft-out--
difference-of-squares
insert-posit16 add-log-exp
flip3-- associate-*r* pow-prod-down prod-exp associate--l+ cbrt-unprod flip--
associate--l- pow2 flip3-+ rem-log-exp pow-sqr flip-+ associate--r-
sub-neg diff-log associate-*l* pow3 *-commutative unswap-sqr
Counts
4 → 93
Calls
4 calls:
Slowest
57.0ms
(- (log (+ (* (* x x) x) 1)) (log (- 1 (- x (* x x)))))
31.0ms
(log (+ (* (* x x) x) 1))
28.0ms
(* (* x x) x)
20.0ms
(log (- 1 (- x (* x x))))

series704.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
491.0ms
(log (+ (* (* x x) x) 1))
104.0ms
(- (log (+ (* (* x x) x) 1)) (log (- 1 (- x (* x x)))))
56.0ms
(log (- 1 (- x (* x x))))
53.0ms
(* (* x x) x)

simplify990.0ms

Counts
105 → 105

prune910.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.0b

regimes89.0ms

Accuracy

99.4% (0.1b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 20.7b

bsearch40.0ms

end0.0ms

sample3.2s

Algorithm
intervals
Results
1.7s2251×body1280valid
739.0ms1681×body640valid
207.0ms818×body320valid
201.0ms2801×body80valid
93.0ms2610×body80nan
58.0ms449×body160valid