Details

Time bar (total: 29.0s)

sample378.0ms

Algorithm
intervals
Results
121.0ms59×body10240exit
119.0ms88×body2560valid
75.0ms101×body1280valid
20.0ms46×body640valid
7.0ms315×pre80true
4.0ms14×body320valid
1.0msbody160valid
0.0msbody80valid

simplify2.1s

Counts
1 → 1
Iterations
IterNodes
done5001
53569
4699
3245
2101
140
017

prune21.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 62.7b

localize53.0ms

Local error

Found 4 expressions with local error:

1.0b
(* (- (exp (* a eps)) 1.0) (- (exp (* b eps)) 1.0))
2.3b
(- (exp (* b eps)) 1.0)
4.2b
(- (exp (* a eps)) 1.0)
5.6b
(- (exp (* (+ a b) eps)) 1.0)

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×*-un-lft-identity
10×add-log-exp
flip3-- flip--
pow1 add-cbrt-cube add-exp-log add-cube-cbrt
sub-neg associate-*r* associate-*l* distribute-lft-out-- difference-of-squares
frac-times
diff-log
distribute-rgt-in distribute-lft-in associate-*l/ associate-*r/
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 76
Calls
4 calls:
56.0ms
(* (- (exp (* a eps)) 1.0) (- (exp (* b eps)) 1.0))
14.0ms
(- (exp (* b eps)) 1.0)
9.0ms
(- (exp (* a eps)) 1.0)
17.0ms
(- (exp (* (+ a b) eps)) 1.0)

series220.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(* (- (exp (* a eps)) 1.0) (- (exp (* b eps)) 1.0))
47.0ms
(- (exp (* b eps)) 1.0)
38.0ms
(- (exp (* a eps)) 1.0)
71.0ms
(- (exp (* (+ a b) eps)) 1.0)

simplify1.2s

Counts
88 → 88
Iterations
IterNodes
done5001
21625
1356
0143

prune703.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 53.8b

localize92.0ms

Local error

Found 4 expressions with local error:

3.5b
(/ (* eps (- (exp (* (+ a b) eps)) 1.0)) (* (+ (* 1/6 (* eps (* (* eps eps) (* (* a a) a)))) (+ (* eps a) (* (* (* eps eps) 1/2) (* a a)))) (- (exp (* b eps)) 1.0)))
5.6b
(- (exp (* (+ a b) eps)) 1.0)
12.6b
(* (* (* eps eps) 1/2) (* a a))
13.8b
(* (* eps eps) (* (* a a) a))

rewrite870.0ms

Algorithm
rewrite-expression-head
Rules
58×add-cbrt-cube add-exp-log
46×pow1
34×prod-exp cbrt-unprod
30×pow-prod-down
associate-/r/
add-sqr-sqrt *-un-lft-identity add-log-exp
flip3-- flip--
frac-times cbrt-undiv div-exp associate-*r/ add-cube-cbrt
flip3-+ flip-+
associate-*r* associate-*l* associate-*l/ *-commutative associate-/l/
clear-num associate-/r* sub-neg frac-2neg times-frac diff-log div-inv associate-/l* distribute-lft-out-- difference-of-squares
Counts
4 → 101
Calls
4 calls:
673.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1.0)) (* (+ (* 1/6 (* eps (* (* eps eps) (* (* a a) a)))) (+ (* eps a) (* (* (* eps eps) 1/2) (* a a)))) (- (exp (* b eps)) 1.0)))
21.0ms
(- (exp (* (+ a b) eps)) 1.0)
101.0ms
(* (* (* eps eps) 1/2) (* a a))
71.0ms
(* (* eps eps) (* (* a a) a))

series1.3s

Counts
4 → 12
Calls
4 calls:
1.1s
(/ (* eps (- (exp (* (+ a b) eps)) 1.0)) (* (+ (* 1/6 (* eps (* (* eps eps) (* (* a a) a)))) (+ (* eps a) (* (* (* eps eps) 1/2) (* a a)))) (- (exp (* b eps)) 1.0)))
66.0ms
(- (exp (* (+ a b) eps)) 1.0)
43.0ms
(* (* (* eps eps) 1/2) (* a a))
59.0ms
(* (* eps eps) (* (* a a) a))

simplify2.1s

Counts
113 → 113
Iterations
IterNodes
done5000
1821
0244

prune799.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 1 expressions with local error:

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

rewrite28.0ms

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-+
Counts
1 → 19
Calls
1 calls:
27.0ms
(+ (/ 1 a) (/ 1 b))

series18.0ms

Counts
1 → 3
Calls
1 calls:
18.0ms
(+ (/ 1 a) (/ 1 b))

simplify1.4s

Counts
22 → 22
Iterations
IterNodes
done5000
31500
2381
1102
040

prune116.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 1 expressions with local error:

13.1b
(/ (+ a b) (* a b))

rewrite21.0ms

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-+ div-inv add-log-exp
Counts
1 → 25
Calls
1 calls:
21.0ms
(/ (+ a b) (* a b))

series44.0ms

Counts
1 → 3
Calls
1 calls:
44.0ms
(/ (+ a b) (* a b))

simplify2.1s

Counts
28 → 28
Iterations
IterNodes
done5000
32182
2512
1145
055

prune148.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

regimes211.0ms

Accuracy

0% (3.4b remaining)

Error of 3.5b against oracle of 0.1b and baseline of 3.5b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done9
19
06

end0.0ms

sample15.0s

Algorithm
intervals
Results
5.0s2650×body2560valid
4.3s3337×body1280valid
3.3s2013×body10240exit
923.0ms10016×pre80true
674.0ms1088×body640valid
155.0ms358×body320valid
47.0ms463×body80valid
21.0ms107×body160valid