Details

Time bar (total: 45.9s)

sample385.0ms

Algorithm
intervals
Results
156.0ms96×body2560valid
107.0ms98×body1280valid
68.0ms48×body10240exit
18.0ms32×body640valid
10.0ms305×pre80true
6.0ms15×body320valid
2.0msbody160valid
1.0ms10×body80valid

simplify1.7s

Counts
1 → 1
Iterations
IterNodes
54055
4686
3213
296
141
017

prune20.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 59.9b

localize47.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (* eps (- (exp (* (+ a b) eps)) 1)) (* (- (exp (* a eps)) 1) (- (exp (* b eps)) 1)))
2.7b
(- (exp (* b eps)) 1)
3.7b
(- (exp (* a eps)) 1)
4.3b
(- (exp (* (+ a b) eps)) 1)

rewrite92.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt add-cbrt-cube add-exp-log
13×*-un-lft-identity
10×flip3-- flip-- add-log-exp
associate-/r/
difference-of-squares
frac-times pow1 cbrt-undiv div-exp prod-exp associate-*r/ add-cube-cbrt cbrt-unprod insert-posit16
sub-neg diff-log difference-of-sqr-1 distribute-lft-out--
associate-*l/ associate-/l/
clear-num associate-/r* frac-2neg times-frac div-inv associate-/l*
Counts
4 → 83
Calls
4 calls:
51.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1)) (* (- (exp (* a eps)) 1) (- (exp (* b eps)) 1)))
11.0ms
(- (exp (* b eps)) 1)
11.0ms
(- (exp (* a eps)) 1)
17.0ms
(- (exp (* (+ a b) eps)) 1)

series335.0ms

Counts
4 → 12
Calls
4 calls:
191.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1)) (* (- (exp (* a eps)) 1) (- (exp (* b eps)) 1)))
44.0ms
(- (exp (* b eps)) 1)
52.0ms
(- (exp (* a eps)) 1)
48.0ms
(- (exp (* (+ a b) eps)) 1)

simplify10.5s

Counts
95 → 95
Iterations
IterNodes
314467
21953
1488
0182

prune1.5s

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.2b

localize9.0ms

Local error

Found 1 expressions with local error:

0.0b
(+ (/ 1 a) (/ 1 b))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity
distribute-lft-out
times-frac
div-inv
add-sqr-sqrt add-cube-cbrt add-log-exp
pow1 +-commutative sum-log flip3-+ add-cbrt-cube frac-add add-exp-log flip-+ insert-posit16
Counts
1 → 20
Calls
1 calls:
10.0ms
(+ (/ 1 a) (/ 1 b))

series12.0ms

Counts
1 → 3
Calls
1 calls:
12.0ms
(+ (/ 1 a) (/ 1 b))

simplify984.0ms

Counts
23 → 23
Iterations
IterNodes
42330
3898
2363
1101
041

prune253.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.2b

localize29.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt (+ (/ 1 a) (/ 1 b))) (cbrt (+ (/ 1 a) (/ 1 b))))
0.5b
(cbrt (+ (/ 1 a) (/ 1 b)))
0.5b
(cbrt (+ (/ 1 a) (/ 1 b)))
0.5b
(cbrt (+ (/ 1 a) (/ 1 b)))

rewrite132.0ms

Algorithm
rewrite-expression-head
Rules
139×*-un-lft-identity
114×cbrt-prod
81×distribute-lft-out
60×div-inv
42×times-frac
37×add-sqr-sqrt
33×cbrt-div swap-sqr
29×add-cube-cbrt
13×associate-*r* associate-*l*
11×pow1 flip3-+ frac-add flip-+
frac-times pow1/3
add-exp-log
add-cbrt-cube insert-posit16 add-log-exp unswap-sqr
associate-*l/ associate-*r/
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 163
Calls
4 calls:
91.0ms
(* (cbrt (+ (/ 1 a) (/ 1 b))) (cbrt (+ (/ 1 a) (/ 1 b))))
13.0ms
(cbrt (+ (/ 1 a) (/ 1 b)))
13.0ms
(cbrt (+ (/ 1 a) (/ 1 b)))
8.0ms
(cbrt (+ (/ 1 a) (/ 1 b)))

series486.0ms

Counts
4 → 12
Calls
4 calls:
150.0ms
(* (cbrt (+ (/ 1 a) (/ 1 b))) (cbrt (+ (/ 1 a) (/ 1 b))))
122.0ms
(cbrt (+ (/ 1 a) (/ 1 b)))
89.0ms
(cbrt (+ (/ 1 a) (/ 1 b)))
125.0ms
(cbrt (+ (/ 1 a) (/ 1 b)))

simplify2.9s

Counts
175 → 175
Iterations
IterNodes
33063
21080
1409
0180

prune1.9s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.2b

localize8.0ms

Local error

Found 1 expressions with local error:

14.2b
(/ (+ b a) (* a b))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
*-un-lft-identity
add-cbrt-cube add-exp-log
times-frac associate-/l*
add-sqr-sqrt add-cube-cbrt
cbrt-undiv div-exp distribute-lft-out associate-/l/
pow1 clear-num associate-/r* frac-2neg flip3-+ prod-exp cbrt-unprod flip-+ insert-posit16 div-inv add-log-exp
Counts
1 → 26
Calls
1 calls:
22.0ms
(/ (+ b a) (* a b))

series65.0ms

Counts
1 → 3
Calls
1 calls:
65.0ms
(/ (+ b a) (* a b))

simplify4.5s

Counts
29 → 29
Iterations
IterNodes
46147
31932
2534
1147
057

prune233.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0.2b

regimes245.0ms

Accuracy

0% (3.0b remaining)

Error of 3.1b against oracle of 0.1b and baseline of 3.1b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
27
17
06

end0.0ms

sample19.6s

Algorithm
intervals
Results
6.5s2587×body2560valid
5.1s1996×body10240exit
4.8s3430×body1280valid
1.6s1066×body640valid
609.0ms361×body320valid
544.0ms9999×pre80true
75.0ms419×body80valid
53.0ms140×body160valid