Details

Time bar (total: 29.2s)

sample346.0ms

Algorithm
intervals
Results
106.0ms80×body2560valid
105.0ms105×body1280valid
76.0ms60×body10240exit
18.0ms38×body640valid
7.0ms316×pre80true
3.0ms11×body320valid
2.0ms19×body80valid
1.0msbody160valid

simplify2.3s

Counts
1 → 1
Iterations
IterNodes
done5000
54020
4765
3258
2101
140
017

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 59.3b

localize44.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (* eps (- (exp (* (+ a b) eps)) 1.0)) (* (- (exp (* a eps)) 1.0) (- (exp (* b eps)) 1.0)))
2.6b
(- (exp (* b eps)) 1.0)
3.1b
(- (exp (* a eps)) 1.0)
4.5b
(- (exp (* (+ a b) eps)) 1.0)

rewrite97.0ms

Algorithm
rewrite-expression-head
Rules
31×add-sqr-sqrt *-un-lft-identity
27×prod-diff
25×add-cube-cbrt
16×add-cbrt-cube add-exp-log
10×flip3-- flip-- add-log-exp
fma-neg
associate-/r/
expm1-log1p-u frac-times pow1 cbrt-undiv div-exp prod-exp associate-*r/ cbrt-unprod log1p-expm1-u
sub-neg diff-log distribute-lft-out-- difference-of-squares
associate-*l/ associate-/l/
clear-num associate-/r* frac-2neg times-frac div-inv associate-/l*
Counts
4 → 117
Calls
4 calls:
52.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1.0)) (* (- (exp (* a eps)) 1.0) (- (exp (* b eps)) 1.0)))
14.0ms
(- (exp (* b eps)) 1.0)
15.0ms
(- (exp (* a eps)) 1.0)
12.0ms
(- (exp (* (+ a b) eps)) 1.0)

series363.0ms

Counts
4 → 12
Calls
4 calls:
232.0ms
(/ (* eps (- (exp (* (+ a b) eps)) 1.0)) (* (- (exp (* a eps)) 1.0) (- (exp (* b eps)) 1.0)))
41.0ms
(- (exp (* b eps)) 1.0)
36.0ms
(- (exp (* a eps)) 1.0)
54.0ms
(- (exp (* (+ a b) eps)) 1.0)

simplify2.0s

Counts
129 → 129
Iterations
IterNodes
done5001
23005
1626
0228

prune1.0s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 1 expressions with local error:

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

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
20×*-un-lft-identity
15×times-frac
13×fma-def
10×add-sqr-sqrt add-cube-cbrt
distribute-lft-out
div-inv
add-log-exp
expm1-log1p-u pow1 +-commutative sum-log flip3-+ add-cbrt-cube frac-add add-exp-log flip-+ log1p-expm1-u
Counts
1 → 34
Calls
1 calls:
25.0ms
(+ (/ 1 a) (/ 1 b))

series13.0ms

Counts
1 → 3
Calls
1 calls:
13.0ms
(+ (/ 1 a) (/ 1 b))

simplify2.6s

Counts
37 → 37
Iterations
IterNodes
done5000
32236
2439
1110
042

prune250.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize15.0ms

Local error

Found 1 expressions with local error:

13.8b
(/ (+ a b) (* a b))

rewrite36.0ms

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/
expm1-log1p-u pow1 clear-num associate-/r* frac-2neg flip3-+ prod-exp cbrt-unprod flip-+ log1p-expm1-u div-inv add-log-exp
Counts
1 → 27
Calls
1 calls:
35.0ms
(/ (+ a b) (* a b))

series63.0ms

Counts
1 → 3
Calls
1 calls:
63.0ms
(/ (+ a b) (* a b))

simplify2.0s

Counts
30 → 30
Iterations
IterNodes
done5001
32232
2507
1147
057

prune161.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize18.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ a b) b)
6.0b
(* (/ 1 a) (/ (+ a b) b))

rewrite102.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
42×*-un-lft-identity
40×times-frac
26×add-exp-log add-cube-cbrt
16×add-cbrt-cube associate-*r*
13×associate-*l*
div-exp
prod-exp
distribute-lft-out
unswap-sqr
cbrt-undiv
pow1 cbrt-unprod associate-/l*
associate-/r* div-inv
expm1-log1p-u rec-exp 1-exp log1p-expm1-u add-log-exp associate-/l/
frac-times clear-num frac-2neg flip3-+ pow-prod-down associate-*l/ associate-*r/ *-commutative flip-+
Counts
2 → 96
Calls
2 calls:
29.0ms
(/ (+ a b) b)
67.0ms
(* (/ 1 a) (/ (+ a b) b))

series96.0ms

Counts
2 → 6
Calls
2 calls:
19.0ms
(/ (+ a b) b)
76.0ms
(* (/ 1 a) (/ (+ a b) b))

simplify1.9s

Counts
102 → 102
Iterations
IterNodes
done5001
23019
1434
0144

prune462.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes220.0ms

Accuracy

0% (3.3b remaining)

Error of 3.4b against oracle of 0.1b and baseline of 3.4b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done9
19
06

end0.0ms

sample15.1s

Algorithm
intervals
Results
4.4s2618×body2560valid
4.4s3414×body1280valid
4.1s1936×body10240exit
690.0ms9941×pre80true
638.0ms1021×body640valid
177.0ms353×body320valid
46.0ms455×body80valid
32.0ms144×body160valid