Details

Time bar (total: 11.8s)

sample35.0ms

Algorithm
intervals
Results
15.0ms268×body80valid

simplify40.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01517
12617
23817
34617
44817
done4817

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 18.2b

localize16.0ms

Local error

Found 3 expressions with local error:

5.5b
(/ (* y z) t)
6.4b
(/ (* y b) t)
11.8b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

rewrite160.0ms

Algorithm
rewrite-expression-head
Rules
55×*-un-lft-identity
26×times-frac
21×distribute-lft-out
18×add-sqr-sqrt add-cube-cbrt
15×add-exp-log add-cbrt-cube
11×associate-/r*
associate-/l*
cbrt-undiv div-exp
associate-/r/
pow1 frac-2neg flip3-+ clear-num flip-+ div-inv add-log-exp
frac-add prod-exp cbrt-unprod associate-/l/
Counts
3 → 89
Calls
3 calls:
19.0ms
(/ (* y z) t)
21.0ms
(/ (* y b) t)
115.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

series186.0ms

Counts
3 → 9
Calls
3 calls:
23.0ms
(/ (* y z) t)
22.0ms
(/ (* y b) t)
141.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

simplify961.0ms

Counts
98 → 98
Iterations

Useful iterations: done (958.0ms)

IterNodesCost
01711630
14311565
215371447
done50001443

prune342.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 11.9b

localize25.0ms

Local error

Found 3 expressions with local error:

4.2b
(/ y (/ t b))
5.5b
(/ (* y z) t)
11.8b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ y (/ t b))))

rewrite178.0ms

Algorithm
rewrite-expression-head
Rules
98×times-frac
95×*-un-lft-identity
58×add-sqr-sqrt add-cube-cbrt
21×associate-/r* distribute-lft-out
15×add-exp-log add-cbrt-cube
associate-/l*
div-inv
cbrt-undiv div-exp
associate-/r/
pow1 frac-2neg flip3-+ clear-num flip-+ add-log-exp
frac-add associate-/l/
prod-exp cbrt-unprod
Counts
3 → 138
Calls
3 calls:
16.0ms
(/ y (/ t b))
16.0ms
(/ (* y z) t)
136.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ y (/ t b))))

series247.0ms

Counts
3 → 9
Calls
3 calls:
39.0ms
(/ y (/ t b))
31.0ms
(/ (* y z) t)
176.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ y (/ t b))))

simplify1.3s

Counts
147 → 147
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02752324
16372199
221122071
done50002065

prune612.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 9.4b

localize14.0ms

Local error

Found 3 expressions with local error:

4.2b
(/ y (/ t b))
5.2b
(* y (/ z t))
11.8b
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ y (/ t b))))

rewrite121.0ms

Algorithm
rewrite-expression-head
Rules
100×times-frac
83×*-un-lft-identity
68×add-sqr-sqrt
63×add-cube-cbrt
18×associate-/r*
15×add-exp-log add-cbrt-cube
13×associate-*r*
12×distribute-lft-out
div-inv
associate-/l*
pow1 cbrt-undiv div-exp associate-/r/
flip3-+ associate-*l* flip-+ add-log-exp
frac-2neg frac-add prod-exp clear-num cbrt-unprod associate-/l/ unswap-sqr
associate-*r/ pow-prod-down *-commutative
Counts
3 → 143
Calls
3 calls:
9.0ms
(/ y (/ t b))
13.0ms
(* y (/ z t))
93.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ y (/ t b))))

series185.0ms

Counts
3 → 9
Calls
3 calls:
35.0ms
(/ y (/ t b))
20.0ms
(* y (/ z t))
131.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ y (/ t b))))

simplify1.3s

Counts
152 → 152
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02942267
16852138
222252010
done50002004

prune544.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 9.4b

localize20.0ms

Local error

Found 4 expressions with local error:

1.9b
(/ (/ t b) (cbrt y))
2.7b
(/ (* (cbrt y) (cbrt y)) (/ (/ t b) (cbrt y)))
5.2b
(* y (/ z t))
11.8b
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ (* (cbrt y) (cbrt y)) (/ (/ t b) (cbrt y)))))

rewrite347.0ms

Algorithm
rewrite-expression-head
Rules
512×times-frac
257×*-un-lft-identity
242×add-sqr-sqrt
237×add-cube-cbrt
120×cbrt-prod
93×associate-/r*
37×add-exp-log
25×add-cbrt-cube div-inv
17×cbrt-undiv div-exp associate-/l*
13×associate-*r*
12×distribute-lft-out
pow1
prod-exp associate-/r/ cbrt-unprod
add-log-exp
frac-2neg flip3-+ associate-*l* clear-num flip-+ associate-/l/
frac-add unswap-sqr
associate-*r/ pow-prod-down *-commutative
Counts
4 → 373
Calls
4 calls:
21.0ms
(/ (/ t b) (cbrt y))
49.0ms
(/ (* (cbrt y) (cbrt y)) (/ (/ t b) (cbrt y)))
22.0ms
(* y (/ z t))
217.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ (* (cbrt y) (cbrt y)) (/ (/ t b) (cbrt y)))))

series337.0ms

Counts
4 → 12
Calls
4 calls:
84.0ms
(/ (/ t b) (cbrt y))
53.0ms
(/ (* (cbrt y) (cbrt y)) (/ (/ t b) (cbrt y)))
24.0ms
(* y (/ z t))
176.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ (* (cbrt y) (cbrt y)) (/ (/ t b) (cbrt y)))))

simplify831.0ms

Counts
385 → 385
Iterations

Useful iterations: done (803.0ms)

IterNodesCost
06027170
114776697
done50006157

prune1.7s

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 9.2b

regimes544.0ms

Accuracy

53.9% (3.4b remaining)

Error of 12.8b against oracle of 9.4b and baseline of 16.8b

bsearch137.0ms

Steps
ItersRangePoint
8
4.659384059972549e-59
6.482235930800528e-56
6.399239486311505e-56
9
-433630756157860.06
-536332218.7459359
-11426198898.578688

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03761
14961
done4961

end0.0ms

sample1.6s

Algorithm
intervals
Results
1.0s8278×body80valid