Details

Time bar (total: 20.6s)

sample38.0ms

Algorithm
intervals
Results
15.0ms340×body80valid

simplify3.2s

Counts
1 → 1
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
089
1149
2278
3628
41158
51758
62408
74378
812288
945348
done50008

prune16.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.5b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (- y x) (/ z t)))
7.1b
(* (- y x) (/ z t))

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
13×*-un-lft-identity associate-*r*
11×add-cube-cbrt
10×times-frac
add-exp-log add-cbrt-cube
associate-*l*
pow1 add-log-exp
fma-def
expm1-log1p-u frac-times flip3-- associate-*l/ prod-exp flip-- cbrt-unprod log1p-expm1-u unswap-sqr
cbrt-undiv +-commutative flip3-+ associate-*r/ div-exp pow-prod-down sum-log *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 56
Calls
2 calls:
9.0ms
(+ x (* (- y x) (/ z t)))
38.0ms
(* (- y x) (/ z t))

series131.0ms

Counts
2 → 6
Calls
2 calls:
52.0ms
(+ x (* (- y x) (/ z t)))
79.0ms
(* (- y x) (/ z t))

simplify1.3s

Counts
62 → 62
Iterations

Useful iterations: done (1.3s)

IterNodesCost
0119705
1318665
21555603
done5001576

prune474.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 0.0b

localize40.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt t)
0.6b
(cbrt t)
4.9b
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

rewrite125.0ms

Algorithm
rewrite-expression-head
Rules
40×add-sqr-sqrt
30×times-frac
25×add-exp-log
24×*-un-lft-identity
22×add-cube-cbrt associate-*r*
20×cbrt-prod
18×add-cbrt-cube
associate-*l*
prod-exp cbrt-unprod
cbrt-undiv div-exp
pow1 unswap-sqr
expm1-log1p-u log1p-expm1-u add-log-exp
pow1/3
div-inv
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative distribute-lft-out-- difference-of-squares
Counts
4 → 102
Calls
4 calls:
1.0ms
(cbrt t)
1.0ms
(cbrt t)
1.0ms
(cbrt t)
117.0ms
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

series1.1s

Counts
4 → 12
Calls
4 calls:
326.0ms
(cbrt t)
294.0ms
(cbrt t)
319.0ms
(cbrt t)
121.0ms
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

simplify1.5s

Counts
114 → 114
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01551459
14801403
227641083
done5001996

prune742.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0b

localize54.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt t)
0.8b
(* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t)))
1.3b
(* (/ (* (cbrt (- y x)) (cbrt (- y x))) (cbrt t)) (* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t))))

rewrite322.0ms

Algorithm
rewrite-expression-head
Rules
115×add-sqr-sqrt
94×times-frac
89×cbrt-prod
85×add-exp-log
63×*-un-lft-identity
62×associate-*l*
51×add-cube-cbrt
41×add-cbrt-cube
36×prod-exp cbrt-unprod
26×cbrt-undiv div-exp
23×associate-*r*
15×unswap-sqr
11×pow1
frac-times associate-*r/ distribute-lft-out-- difference-of-squares
expm1-log1p-u pow-prod-down associate-*l/ log1p-expm1-u add-log-exp
div-inv
pow1/3 *-commutative
Counts
4 → 197
Calls
4 calls:
2.0ms
(cbrt t)
2.0ms
(cbrt t)
110.0ms
(* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t)))
186.0ms
(* (/ (* (cbrt (- y x)) (cbrt (- y x))) (cbrt t)) (* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t))))

series1.7s

Counts
4 → 12
Calls
4 calls:
302.0ms
(cbrt t)
331.0ms
(cbrt t)
967.0ms
(* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t)))
126.0ms
(* (/ (* (cbrt (- y x)) (cbrt (- y x))) (cbrt t)) (* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t))))

simplify3.0s

Counts
209 → 209
Iterations

Useful iterations: done (3.0s)

IterNodesCost
02874096
19223981
249313385
done50013383

prune1.5s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0b

localize34.0ms

Local error

Found 4 expressions with local error:

4.8b
(cbrt (* (- y x) (/ z t)))
7.1b
(* (- y x) (/ z t))
7.1b
(* (- y x) (/ z t))
7.1b
(* (- y x) (/ z t))

rewrite208.0ms

Algorithm
rewrite-expression-head
Rules
49×add-sqr-sqrt
39×associate-*r*
34×*-un-lft-identity
30×times-frac
28×add-cube-cbrt
19×add-exp-log add-cbrt-cube
15×associate-*l*
10×pow1
frac-times flip3-- associate-*l/ flip--
prod-exp cbrt-unprod unswap-sqr
cbrt-div
expm1-log1p-u associate-*r/ log1p-expm1-u add-log-exp
cbrt-undiv div-exp pow-prod-down *-commutative div-inv distribute-lft-out-- difference-of-squares
cbrt-prod pow1/3
Counts
4 → 136
Calls
4 calls:
23.0ms
(cbrt (* (- y x) (/ z t)))
65.0ms
(* (- y x) (/ z t))
54.0ms
(* (- y x) (/ z t))
55.0ms
(* (- y x) (/ z t))

series474.0ms

Counts
4 → 12
Calls
4 calls:
244.0ms
(cbrt (* (- y x) (/ z t)))
94.0ms
(* (- y x) (/ z t))
67.0ms
(* (- y x) (/ z t))
68.0ms
(* (- y x) (/ z t))

simplify1.2s

Counts
148 → 148
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01661694
13951636
217741478
done50001467

prune964.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0b

regimes785.0ms

Accuracy

9.5% (1.7b remaining)

Error of 1.7b against oracle of 0.0b and baseline of 1.9b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
02047
12835
done2835

end0.0ms

sample1.7s

Algorithm
intervals
Results
891.0ms10666×body80valid