Details

Time bar (total: 32.0s)

sample407.0ms

Algorithm
intervals
Results
125.0ms86×body2560valid
119.0ms67×body10240exit
99.0ms98×body1280valid
21.0ms46×body640valid
11.0ms323×pre80true
5.0ms13×body320valid
1.0ms11×body80valid
0.0msbody160valid

simplify2.8s

Counts
1 → 1
Iterations
IterNodes
done5001
54181
4694
3215
298
143
017

prune25.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 59.4b

localize68.0ms

Local error

Found 4 expressions with local error:

0.5b
(/ (* eps (- (exp (* (+ a b) eps)) 1)) (* (- (exp (* a eps)) 1) (- (exp (* b eps)) 1)))
3.2b
(- (exp (* a eps)) 1)
3.6b
(- (exp (* b eps)) 1)
5.7b
(- (exp (* (+ a b) eps)) 1)

rewrite118.0ms

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:
49.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1)) (* (- (exp (* a eps)) 1) (- (exp (* b eps)) 1)))
16.0ms
(- (exp (* a eps)) 1)
28.0ms
(- (exp (* b eps)) 1)
24.0ms
(- (exp (* (+ a b) eps)) 1)

series338.0ms

Counts
4 → 12
Calls
4 calls:
210.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1)) (* (- (exp (* a eps)) 1) (- (exp (* b eps)) 1)))
36.0ms
(- (exp (* a eps)) 1)
33.0ms
(- (exp (* b eps)) 1)
58.0ms
(- (exp (* (+ a b) eps)) 1)

simplify2.1s

Counts
95 → 95
Iterations
IterNodes
done5061
22358
1510
0182

prune511.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 1 expressions with local error:

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

rewrite13.0ms

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:
13.0ms
(+ (/ 1 a) (/ 1 b))

series14.0ms

Counts
1 → 3
Calls
1 calls:
14.0ms
(+ (/ 1 a) (/ 1 b))

simplify2.9s

Counts
23 → 23
Iterations
IterNodes
done5000
53361
41333
3593
2278
1105
041

prune61.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 1 expressions with local error:

16.4b
(/ (+ a b) (* a b))

rewrite16.0ms

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:
16.0ms
(/ (+ a b) (* a b))

series58.0ms

Counts
1 → 3
Calls
1 calls:
58.0ms
(/ (+ a b) (* a b))

simplify3.7s

Counts
29 → 29
Iterations
IterNodes
done5004
44978
31536
2468
1146
056

prune99.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (exp (* eps b)) (exp (* eps a)))
0.5b
(- (exp (* (+ b a) eps)) (+ (exp (* eps b)) (exp (* eps a))))
3.4b
(+ 1 (- (exp (* (+ b a) eps)) (+ (exp (* eps b)) (exp (* eps a)))))
5.7b
(+ -1 (exp (* (+ b a) eps)))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity add-log-exp
sum-log distribute-lft-out
add-sqr-sqrt
pow1 add-cbrt-cube diff-log add-exp-log add-cube-cbrt insert-posit16 distribute-lft-out--
+-commutative flip3-+ flip-+
associate-+r+ sub-neg
associate-+r- flip3-- flip-- associate--r+ difference-of-squares
Counts
4 → 64
Calls
4 calls:
15.0ms
(+ (exp (* eps b)) (exp (* eps a)))
30.0ms
(- (exp (* (+ b a) eps)) (+ (exp (* eps b)) (exp (* eps a))))
77.0ms
(+ 1 (- (exp (* (+ b a) eps)) (+ (exp (* eps b)) (exp (* eps a)))))
6.0ms
(+ -1 (exp (* (+ b a) eps)))

series202.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(+ (exp (* eps b)) (exp (* eps a)))
53.0ms
(- (exp (* (+ b a) eps)) (+ (exp (* eps b)) (exp (* eps a))))
60.0ms
(+ 1 (- (exp (* (+ b a) eps)) (+ (exp (* eps b)) (exp (* eps a)))))
61.0ms
(+ -1 (exp (* (+ b a) eps)))

simplify2.6s

Counts
76 → 76
Iterations
IterNodes
done5015
34756
21186
1340
0125

prune346.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes149.0ms

Accuracy

0% (3.2b remaining)

Error of 3.3b against oracle of 0.1b and baseline of 3.3b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done9
19
06

end0.0ms

sample15.4s

Algorithm
intervals
Results
4.5s2606×body2560valid
4.2s3433×body1280valid
4.0s1941×body10240exit
1.0s999×body640valid
495.0ms9942×pre80true
445.0ms120×body160valid
222.0ms396×body320valid
47.0ms447×body80valid