Details

Time bar (total: 10.9s)

sample88.0ms

Algorithm
intervals
Results
38.0ms76×body1280valid
18.0ms46×body640valid
14.0ms189×body80valid
5.0ms18×body320valid
1.0msbody160valid

simplify34.0ms

Counts
1 → 1

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 35.6b

localize28.0ms

Local error

Found 2 expressions with local error:

3.0b
(- (exp x) 1)
0.0b
(/ (- (exp x) 1) x)

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
34×add-sqr-sqrt
29×*-un-lft-identity
21×times-frac
14×add-cube-cbrt
10×difference-of-squares
associate-/l*
difference-of-sqr-1 distribute-lft-out--
add-cbrt-cube add-exp-log add-log-exp
associate-/r*
pow1 flip3-- insert-posit16 flip-- associate-/l/
cbrt-undiv clear-num sub-neg frac-2neg diff-log div-sub div-exp div-inv
Counts
2 → 64
Calls
2 calls:
Slowest
37.0ms
(/ (- (exp x) 1) x)
17.0ms
(- (exp x) 1)

series79.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
62.0ms
(/ (- (exp x) 1) x)
17.0ms
(- (exp x) 1)

simplify1.2s

Counts
70 → 70

prune563.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.3b
(* 1/6 x)
0.1b
(* x (+ (* 1/6 x) 1/2))
0.0b
(+ (* 1/6 x) 1/2)
0.0b
(+ 1 (* x (+ (* 1/6 x) 1/2)))

rewrite53.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt
pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt add-log-exp
associate-*r* associate-*l*
insert-posit16
flip3-+ flip-+
distribute-rgt-in +-commutative associate-+r+ sum-log distribute-lft-in pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod unswap-sqr
Counts
4 → 68
Calls
4 calls:
Slowest
18.0ms
(* x (+ (* 1/6 x) 1/2))
17.0ms
(+ (* 1/6 x) 1/2)
11.0ms
(+ 1 (* x (+ (* 1/6 x) 1/2)))
6.0ms
(* 1/6 x)

series167.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
81.0ms
(* x (+ (* 1/6 x) 1/2))
41.0ms
(+ (* 1/6 x) 1/2)
23.0ms
(+ 1 (* x (+ (* 1/6 x) 1/2)))
22.0ms
(* 1/6 x)

simplify1.7s

Counts
80 → 80

prune526.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize17.0ms

Local error

Found 2 expressions with local error:

2.6b
(- (/ (exp x) x) (/ 1 x))
0.0b
(/ (exp x) x)

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
26×*-un-lft-identity
23×times-frac
12×add-cube-cbrt
div-inv difference-of-squares
distribute-lft-out--
add-cbrt-cube add-log-exp
associate-/r* distribute-rgt-out-- add-exp-log associate-/l*
pow1 insert-posit16
cbrt-undiv clear-num sub-neg frac-2neg flip3-- diff-log div-exp frac-sub flip-- sub-div
Counts
2 → 57
Calls
2 calls:
Slowest
26.0ms
(- (/ (exp x) x) (/ 1 x))
10.0ms
(/ (exp x) x)

series77.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
44.0ms
(- (/ (exp x) x) (/ 1 x))
33.0ms
(/ (exp x) x)

simplify1.0s

Counts
63 → 63

prune388.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 4 expressions with local error:

2.6b
(- (* (sqrt (exp x)) (/ (sqrt (exp x)) x)) (/ 1 x))
0.0b
(sqrt (exp x))
0.0b
(sqrt (exp x))
0.0b
(* (sqrt (exp x)) (/ (sqrt (exp x)) x))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
23×*-un-lft-identity add-cube-cbrt sqrt-prod
22×times-frac associate-*r*
add-cbrt-cube add-exp-log
pow1 sqrt-pow1
exp-prod associate-*l* add-log-exp unswap-sqr
insert-posit16
associate-*r/
rem-sqrt-square pow1/2 prod-exp cbrt-unprod
cbrt-undiv sub-neg flip3-- diff-log div-exp pow-prod-down *-commutative frac-sub div-inv flip-- sub-div
Counts
4 → 98
Calls
4 calls:
Slowest
19.0ms
(- (* (sqrt (exp x)) (/ (sqrt (exp x)) x)) (/ 1 x))
18.0ms
(* (sqrt (exp x)) (/ (sqrt (exp x)) x))
3.0ms
(sqrt (exp x))
3.0ms
(sqrt (exp x))

series96.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
41.0ms
(- (* (sqrt (exp x)) (/ (sqrt (exp x)) x)) (/ 1 x))
25.0ms
(* (sqrt (exp x)) (/ (sqrt (exp x)) x))
16.0ms
(sqrt (exp x))
13.0ms
(sqrt (exp x))

simplify1.2s

Counts
110 → 110

prune728.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.0b

regimes48.0ms

Accuracy

99.1% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 20.6b

bsearch33.0ms

end0.0ms

sample2.8s

Algorithm
intervals
Results
1.4s2271×body1280valid
523.0ms1683×body640valid
456.0ms5404×body80valid
190.0ms825×body320valid
83.0ms459×body160valid