Details

Time bar (total: 7.6s)

sample12.0ms

Algorithm
intervals
Results
5.0ms256×body80valid

simplify2.0ms

Counts
1 → 1
Iterations
IterNodes
done6
16
05

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.1b

localize6.0ms

Local error

Found 1 expressions with local error:

14.1b
(/ x (+ (* x x) 1.0))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity times-frac add-cube-cbrt
associate-/r* add-cbrt-cube add-exp-log associate-/l*
associate-/r/
pow1 cbrt-undiv clear-num frac-2neg flip3-+ div-exp flip-+ div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
11.0ms
(/ x (+ (* x x) 1.0))

series82.0ms

Counts
1 → 3
Calls
1 calls:
82.0ms
(/ x (+ (* x x) 1.0))

simplify1.7s

Counts
32 → 32
Iterations
IterNodes
done5000
2783
1183
074

prune171.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (* x x) x)
0.4b
(/ 1.0 (pow x 5))
0.6b
(/ 1.0 (* (* x x) x))
20.5b
(- (/ 1.0 (pow x 5)) (/ 1.0 (* (* x x) x)))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
34×add-sqr-sqrt
27×times-frac
25×*-un-lft-identity
23×pow1 add-exp-log add-cube-cbrt
20×add-cbrt-cube
13×unpow-prod-down
associate-/r*
pow-plus div-exp prod-exp pow-prod-up cbrt-unprod associate-/l* add-log-exp
sqr-pow
cbrt-undiv div-inv difference-of-squares
associate-*r* pow-prod-down
pow2 clear-num frac-2neg pow-sqr distribute-lft-out--
pow-to-exp sub-neg flip3-- diff-log associate-*l* pow3 pow-exp *-commutative frac-sub flip-- unswap-sqr
Counts
4 → 115
Calls
4 calls:
14.0ms
(* (* x x) x)
13.0ms
(/ 1.0 (pow x 5))
29.0ms
(/ 1.0 (* (* x x) x))
79.0ms
(- (/ 1.0 (pow x 5)) (/ 1.0 (* (* x x) x)))

series451.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(* (* x x) x)
91.0ms
(/ 1.0 (pow x 5))
70.0ms
(/ 1.0 (* (* x x) x))
230.0ms
(- (/ 1.0 (pow x 5)) (/ 1.0 (* (* x x) x)))

simplify1.7s

Counts
127 → 127
Iterations
IterNodes
done5002
22651
1424
0173

prune440.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize18.0ms

Local error

Found 4 expressions with local error:

14.1b
(/ x (+ (* x x) 1.0))
14.1b
(/ x (+ (* x x) 1.0))
14.1b
(/ x (+ (* x x) 1.0))
40.6b
(cbrt (* (* (/ x (+ (* x x) 1.0)) (/ x (+ (* x x) 1.0))) (/ x (+ (* x x) 1.0))))

rewrite143.0ms

Algorithm
rewrite-expression-head
Rules
28×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
27×times-frac
10×add-cbrt-cube add-exp-log
associate-/r* associate-/l*
cbrt-div
associate-/r/
frac-times associate-*l/
pow1 add-log-exp
cbrt-undiv clear-num frac-2neg flip3-+ div-exp associate-*r/ flip-+ div-inv
cbrt-prod pow1/3 pow3 rem-cbrt-cube
Counts
4 → 104
Calls
4 calls:
17.0ms
(/ x (+ (* x x) 1.0))
14.0ms
(/ x (+ (* x x) 1.0))
10.0ms
(/ x (+ (* x x) 1.0))
99.0ms
(cbrt (* (* (/ x (+ (* x x) 1.0)) (/ x (+ (* x x) 1.0))) (/ x (+ (* x x) 1.0))))

series375.0ms

Counts
4 → 12
Calls
4 calls:
102.0ms
(/ x (+ (* x x) 1.0))
100.0ms
(/ x (+ (* x x) 1.0))
83.0ms
(/ x (+ (* x x) 1.0))
90.0ms
(cbrt (* (* (/ x (+ (* x x) 1.0)) (/ x (+ (* x x) 1.0))) (/ x (+ (* x x) 1.0))))

simplify932.0ms

Counts
116 → 116
Iterations
IterNodes
done5000
21161
1258
0109

prune669.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes136.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 14.3b

bsearch101.0ms

Steps
ItersRangePoint
11
3.4817375791661903e-26
573579.0075499975
508.8749887332333
8
-945879830.7474126
-409088.2864877689
-267060974.6176845

simplify4.0ms

Iterations
IterNodes
done28
128
020

end0.0ms

sample481.0ms

Algorithm
intervals
Results
349.0ms8000×body80valid