Details

Time bar (total: 34.5s)

sample559.0ms

Algorithm
intervals
Results
180.0ms57×body10240exit
168.0ms85×body2560valid
140.0ms114×body1280valid
27.0ms33×body640valid
15.0ms313×pre80true
2.0ms15×body80valid
2.0msbody320valid
2.0msbody160valid

simplify3.1s

Counts
1 → 1
Iterations
IterNodes
done5000
53983
4642
3191
280
146
017

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.2b

localize33.0ms

Local error

Found 4 expressions with local error:

0.0b
(expm1 (* (+ a b) eps))
5.3b
(* (/ (expm1 (* (+ a b) eps)) (expm1 (* eps b))) (/ eps (expm1 (* eps a))))
11.9b
(/ (expm1 (* (+ a b) eps)) (expm1 (* eps b)))
17.4b
(/ eps (expm1 (* eps a)))

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
46×add-sqr-sqrt
40×times-frac
34×*-un-lft-identity add-cube-cbrt
20×add-cbrt-cube add-exp-log
13×associate-*r* associate-*l*
pow1 cbrt-undiv associate-/r* div-exp associate-/l*
log1p-expm1-u
expm1-log1p-u prod-exp cbrt-unprod insert-posit16 div-inv add-log-exp unswap-sqr
clear-num frac-2neg expm1-udef
frac-times expm1-log1p div-sub pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
4 → 126
Calls
4 calls:
1.0ms
(expm1 (* (+ a b) eps))
34.0ms
(* (/ (expm1 (* (+ a b) eps)) (expm1 (* eps b))) (/ eps (expm1 (* eps a))))
4.0ms
(/ (expm1 (* (+ a b) eps)) (expm1 (* eps b)))
4.0ms
(/ eps (expm1 (* eps a)))

series879.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(expm1 (* (+ a b) eps))
630.0ms
(* (/ (expm1 (* (+ a b) eps)) (expm1 (* eps b))) (/ eps (expm1 (* eps a))))
111.0ms
(/ (expm1 (* (+ a b) eps)) (expm1 (* eps b)))
66.0ms
(/ eps (expm1 (* eps a)))

simplify2.0s

Counts
138 → 138
Iterations
IterNodes
done5001
21709
1515
0197

prune833.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize9.0ms

Local error

Found 1 expressions with local error:

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

rewrite20.0ms

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-+ insert-posit16 log1p-expm1-u
Counts
1 → 35
Calls
1 calls:
20.0ms
(+ (/ 1 a) (/ 1 b))

series12.0ms

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

simplify3.5s

Counts
38 → 38
Iterations
IterNodes
done5000
54603
41719
3692
2310
1111
043

prune121.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.0b
(expm1 (* (+ a b) eps))
5.8b
(* (expm1 (* (+ a b) eps)) (/ eps (expm1 (* eps a))))
16.7b
(/ (* (expm1 (* (+ a b) eps)) (/ eps (expm1 (* eps a)))) (expm1 (* eps b)))
17.4b
(/ eps (expm1 (* eps a)))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
22×*-un-lft-identity times-frac add-cube-cbrt
20×add-cbrt-cube add-exp-log
13×associate-*r*
pow1 cbrt-undiv associate-/r* div-exp
log1p-expm1-u
expm1-log1p-u prod-exp cbrt-unprod insert-posit16 associate-/l* add-log-exp
associate-*l* div-inv
clear-num frac-2neg associate-*r/ unswap-sqr
expm1-log1p pow-prod-down *-commutative expm1-udef associate-/l/
Counts
4 → 104
Calls
4 calls:
0.0ms
(expm1 (* (+ a b) eps))
9.0ms
(* (expm1 (* (+ a b) eps)) (/ eps (expm1 (* eps a))))
11.0ms
(/ (* (expm1 (* (+ a b) eps)) (/ eps (expm1 (* eps a)))) (expm1 (* eps b)))
9.0ms
(/ eps (expm1 (* eps a)))

series850.0ms

Counts
4 → 12
Calls
4 calls:
66.0ms
(expm1 (* (+ a b) eps))
154.0ms
(* (expm1 (* (+ a b) eps)) (/ eps (expm1 (* eps a))))
583.0ms
(/ (* (expm1 (* (+ a b) eps)) (/ eps (expm1 (* eps a)))) (expm1 (* eps b)))
46.0ms
(/ eps (expm1 (* eps a)))

simplify1.6s

Counts
116 → 116
Iterations
IterNodes
done5000
21317
1415
0173

prune634.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes81.0ms

Accuracy

-7.4% (3.1b remaining)

Error of 3.1b against oracle of 0.0b and baseline of 2.9b

bsearch642.0ms

Steps
ItersRangePoint
7
4.345902920943977e+282
4.055480039337506e+284
2.194671702223418e+284
6
9.677637521764628e+229
1.1708472575065159e+231
9.918390622765604e+229

simplify6.0ms

Iterations
IterNodes
done34
134
023

end0.0ms

sample19.5s

Algorithm
intervals
Results
6.0s2592×body2560valid
5.8s3421×body1280valid
5.2s1994×body10240exit
1.1s1100×body640valid
601.0ms9995×pre80true
259.0ms383×body320valid
105.0ms389×body80valid
44.0ms116×body160valid