Details

Time bar (total: 12.7s)

sample46.0ms

Algorithm
intervals
Results
16.0ms256×body80valid
7.0ms256×pre80true

simplify2.2s

Counts
1 → 1
Iterations
IterNodes
done5216
62493
5808
4236
388
244
119
08

prune19.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.8b

localize28.0ms

Local error

Found 2 expressions with local error:

0.4b
(* (/ b a) (/ b a))
7.4b
(sqrt (fabs (- 1 (* (/ b a) (/ b a)))))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
40×times-frac
31×*-un-lft-identity add-cube-cbrt
14×add-cbrt-cube add-exp-log
13×swap-sqr associate-*r* associate-*l*
10×pow1
4×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv unswap-sqr
3×sqrt-prod
2×expm1-log1p-u log1p-expm1-u add-log-exp
1×pow2 frac-times rem-sqrt-square sqrt-pow1 pow-plus pow1/2 pow-prod-down associate-*l/ associate-*r/ pow-sqr *-commutative pow-prod-up
Counts
2 → 84
Calls
2 calls:
34.0ms
(* (/ b a) (/ b a))
2.0ms
(sqrt (fabs (- 1 (* (/ b a) (/ b a)))))

series78.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(* (/ b a) (/ b a))
30.0ms
(sqrt (fabs (- 1 (* (/ b a) (/ b a)))))

simplify2.9s

Counts
90 → 90
Iterations
IterNodes
done5010
33860
21311
1405
0132

prune532.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 7.8b

localize27.0ms

Local error

Found 3 expressions with local error:

0.2b
(* b (/ b a))
7.4b
(sqrt (fabs (- 1 (/ (* b (/ b a)) a))))
7.5b
(/ (* b (/ b a)) a)

rewrite37.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
17×add-cbrt-cube add-exp-log
14×*-un-lft-identity add-cube-cbrt
13×times-frac associate-*r*
6×pow1
5×cbrt-undiv div-exp
4×prod-exp cbrt-unprod
3×expm1-log1p-u associate-/r* associate-*l* sqrt-prod log1p-expm1-u add-log-exp
2×associate-*r/ div-inv unswap-sqr
1×rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 pow-prod-down *-commutative associate-/l* associate-/l/
Counts
3 → 75
Calls
3 calls:
13.0ms
(* b (/ b a))
2.0ms
(sqrt (fabs (- 1 (/ (* b (/ b a)) a))))
20.0ms
(/ (* b (/ b a)) a)

series109.0ms

Counts
3 → 9
Calls
3 calls:
23.0ms
(* b (/ b a))
34.0ms
(sqrt (fabs (- 1 (/ (* b (/ b a)) a))))
52.0ms
(/ (* b (/ b a)) a)

simplify1.2s

Counts
84 → 84
Iterations
IterNodes
done5000
21045
1285
0119

prune425.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 7.8b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (fabs (- 1 (log (exp (* (/ b a) (/ b a)))))))
0.0b
(exp (* (/ b a) (/ b a)))
0.4b
(* (/ b a) (/ b a))
3.2b
(log (exp (* (/ b a) (/ b a))))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
47×add-sqr-sqrt
40×times-frac
34×*-un-lft-identity add-cube-cbrt
16×add-cbrt-cube add-exp-log
13×pow1 swap-sqr associate-*r* associate-*l*
7×add-log-exp
4×expm1-log1p-u cbrt-undiv div-exp prod-exp cbrt-unprod log1p-expm1-u div-inv unswap-sqr
3×log-prod log-pow sqrt-prod
2×exp-prod exp-to-pow
1×pow2 frac-times rem-sqrt-square sqrt-pow1 pow-plus pow1/2 rem-log-exp pow-prod-down associate-*l/ associate-*r/ pow-sqr *-commutative pow-prod-up rem-exp-log
Counts
4 → 112
Calls
4 calls:
2.0ms
(sqrt (fabs (- 1 (log (exp (* (/ b a) (/ b a)))))))
5.0ms
(exp (* (/ b a) (/ b a)))
29.0ms
(* (/ b a) (/ b a))
3.0ms
(log (exp (* (/ b a) (/ b a))))

series134.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(sqrt (fabs (- 1 (log (exp (* (/ b a) (/ b a)))))))
32.0ms
(exp (* (/ b a) (/ b a)))
43.0ms
(* (/ b a) (/ b a))
35.0ms
(log (exp (* (/ b a) (/ b a))))

simplify2.8s

Counts
124 → 124
Iterations
IterNodes
done5051
34027
21351
1439
0157

prune837.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 7.5b

localize11.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune1.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 7.5b

regimes88.0ms

Accuracy

0% (0.3b remaining)

Error of 8.3b against oracle of 7.9b and baseline of 8.3b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done10
110
08

end0.0ms

sample1.0s

Algorithm
intervals
Results
480.0ms8000×body80valid
235.0ms8000×pre80true