Details

Time bar (total: 20.2s)

sample118.0ms

Algorithm
intervals
Results
40.0ms59×body640valid
31.0ms43×body1280valid
12.0ms150×body80valid
7.0ms23×body320valid
5.0ms87×body80nan
2.0ms13×body160valid

simplify974.0ms

Counts
1 → 1
Iterations
IterNodes
done5001
61961
5488
4149
352
224
115
08

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.5b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (pow (/ x (+ y x)) x) x)
0.0b
(/ x (+ y x))
7.3b
(pow (/ x (+ y x)) x)

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
118×*-un-lft-identity
90×unpow-prod-down
80×add-sqr-sqrt add-cube-cbrt
25×associate-/l*
19×distribute-lft-out
16×add-exp-log
12×associate-/r/
associate-/r* add-cbrt-cube div-exp div-inv
flip3-+ flip-+
sqr-pow
pow1 pow-exp
pow-unpow add-log-exp
pow-to-exp cbrt-undiv clear-num frac-2neg
pow-pow
Counts
3 → 172
Calls
3 calls:
56.0ms
(/ (pow (/ x (+ y x)) x) x)
9.0ms
(/ x (+ y x))
11.0ms
(pow (/ x (+ y x)) x)

series503.0ms

Counts
3 → 9
Calls
3 calls:
176.0ms
(/ (pow (/ x (+ y x)) x) x)
69.0ms
(/ x (+ y x))
257.0ms
(pow (/ x (+ y x)) x)

simplify1.4s

Counts
181 → 181
Iterations
IterNodes
done5000
22816
1649
0276

prune862.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.5b

localize64.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt x)
0.6b
(cbrt x)
0.8b
(pow (/ (cbrt x) (cbrt (+ y x))) x)
2.0b
(pow (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x)))) x)

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
61×unpow-prod-down
51×cbrt-prod
48×*-un-lft-identity
43×times-frac
36×add-sqr-sqrt add-cube-cbrt
20×add-exp-log
14×cbrt-div
10×associate-/r/
flip3-+ pow-exp flip-+
pow1 pow-unpow distribute-lft-out
div-exp
frac-times add-cbrt-cube prod-exp add-log-exp
pow-to-exp pow-pow pow1/3 associate-*l/ associate-*r/ div-inv sqr-pow
Counts
4 → 116
Calls
4 calls:
1.0ms
(cbrt x)
1.0ms
(cbrt x)
32.0ms
(pow (/ (cbrt x) (cbrt (+ y x))) x)
45.0ms
(pow (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x)))) x)

series1.4s

Counts
4 → 12
Calls
4 calls:
286.0ms
(cbrt x)
317.0ms
(cbrt x)
377.0ms
(pow (/ (cbrt x) (cbrt (+ y x))) x)
425.0ms
(pow (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ y x)) (cbrt (+ y x)))) x)

simplify1.5s

Counts
128 → 128
Iterations
IterNodes
done5002
23064
1962
0295

prune685.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt x)
0.6b
(cbrt x)
0.8b
(pow (/ (cbrt x) (cbrt (+ y x))) x)
3.6b
(log (/ (cbrt x) (cbrt (+ y x))))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
96×cbrt-prod
85×*-un-lft-identity
84×times-frac
61×add-sqr-sqrt add-cube-cbrt
48×log-prod unpow-prod-down
12×distribute-lft-out
10×add-exp-log
pow1
cbrt-div add-cbrt-cube associate-/r/ add-log-exp
pow-unpow
flip3-+ pow1/3 div-exp rem-log-exp pow-exp flip-+ div-inv
pow-to-exp log-div pow-pow log-pow sqr-pow
Counts
4 → 144
Calls
4 calls:
1.0ms
(cbrt x)
1.0ms
(cbrt x)
16.0ms
(pow (/ (cbrt x) (cbrt (+ y x))) x)
19.0ms
(log (/ (cbrt x) (cbrt (+ y x))))

series1.1s

Counts
4 → 12
Calls
4 calls:
316.0ms
(cbrt x)
258.0ms
(cbrt x)
392.0ms
(pow (/ (cbrt x) (cbrt (+ y x))) x)
106.0ms
(log (/ (cbrt x) (cbrt (+ y x))))

simplify1.1s

Counts
156 → 156
Iterations
IterNodes
done5000
22458
1794
0274

prune988.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize20.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (pow (/ x (+ y x)) x) (/ 1 x))
0.0b
(/ x (+ y x))
7.3b
(pow (/ x (+ y x)) x)

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
65×add-sqr-sqrt
61×*-un-lft-identity
56×times-frac
44×add-exp-log
42×unpow-prod-down
37×add-cube-cbrt
22×associate-*l*
16×prod-exp
14×div-exp
13×associate-*r*
12×unswap-sqr
10×add-cbrt-cube pow-exp distribute-lft-out
associate-/r/
pow-to-exp sqr-pow
pow1 rec-exp associate-/r* 1-exp div-inv
pow-unpow flip3-+ flip-+ associate-/l* add-log-exp
cbrt-undiv cbrt-unprod
clear-num pow-pow frac-2neg associate-*r/ un-div-inv *-commutative
Counts
3 → 141
Calls
3 calls:
63.0ms
(* (pow (/ x (+ y x)) x) (/ 1 x))
9.0ms
(/ x (+ y x))
11.0ms
(pow (/ x (+ y x)) x)

series599.0ms

Counts
3 → 9
Calls
3 calls:
198.0ms
(* (pow (/ x (+ y x)) x) (/ 1 x))
51.0ms
(/ x (+ y x))
349.0ms
(pow (/ x (+ y x)) x)

simplify4.3s

Counts
150 → 150
Iterations
IterNodes
done5002
24102
1727
0228

prune711.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes148.0ms

Accuracy

87.5% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 5.7b

bsearch105.0ms

Steps
ItersRangePoint
5
1.2985943333401616e-18
3.4680268680189636e-18
3.4273149668109094e-18
8
-1.9592666963809983e+96
-1.8808133542610653e+93
-1.9012472550965265e+93

simplify5.0ms

Iterations
IterNodes
done29
129
023

end0.0ms

sample3.3s

Algorithm
intervals
Results
1.1s1523×body1280valid
864.0ms1526×body640valid
401.0ms4803×body80valid
215.0ms835×body320valid
206.0ms3024×body80nan
74.0ms461×body160valid