Details

Time bar (total: 18.5s)

sample43.0ms

Algorithm
intervals
Results
20.0ms340×body80valid

simplify2.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
089
1149
2259
3589
41019
51589
62079
73899
89929
936539
done50019

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.5b

localize13.0ms

Local error

Found 2 expressions with local error:

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

rewrite58.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
associate-*l*
pow1 add-log-exp
frac-times flip3-- associate-*l/ prod-exp flip-- cbrt-unprod 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 → 49
Calls
2 calls:
7.0ms
(+ x (* (- y x) (/ z t)))
50.0ms
(* (- y x) (/ z t))

series119.0ms

Counts
2 → 6
Calls
2 calls:
62.0ms
(+ x (* (- y x) (/ z t)))
57.0ms
(* (- y x) (/ z t))

simplify1.2s

Counts
55 → 55
Iterations

Useful iterations: done (1.2s)

IterNodesCost
0115669
1308631
21520581
done5000557

prune354.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

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)))

rewrite69.0ms

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
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 → 94
Calls
4 calls:
1.0ms
(cbrt t)
1.0ms
(cbrt t)
1.0ms
(cbrt t)
62.0ms
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

series953.0ms

Counts
4 → 12
Calls
4 calls:
300.0ms
(cbrt t)
297.0ms
(cbrt t)
251.0ms
(cbrt t)
105.0ms
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

simplify1.5s

Counts
106 → 106
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01511411
14761355
227731043
done5000983

prune663.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0b

localize41.0ms

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))))

rewrite254.0ms

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
pow-prod-down associate-*l/ add-log-exp
div-inv
pow1/3 *-commutative
Counts
4 → 189
Calls
4 calls:
2.0ms
(cbrt t)
1.0ms
(cbrt t)
70.0ms
(* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t)))
159.0ms
(* (/ (* (cbrt (- y x)) (cbrt (- y x))) (cbrt t)) (* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t))))

series1.5s

Counts
4 → 12
Calls
4 calls:
258.0ms
(cbrt t)
283.0ms
(cbrt t)
817.0ms
(* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t)))
128.0ms
(* (/ (* (cbrt (- y x)) (cbrt (- y x))) (cbrt t)) (* (/ (cbrt (- y x)) (cbrt t)) (/ z (cbrt t))))

simplify2.7s

Counts
201 → 201
Iterations

Useful iterations: 2 (723.0ms)

IterNodesCost
02814006
19153891
249723296
done50003296

prune1.4s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0b

localize45.0ms

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))

rewrite180.0ms

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
associate-*r/ 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 → 128
Calls
4 calls:
20.0ms
(cbrt (* (- y x) (/ z t)))
58.0ms
(* (- y x) (/ z t))
61.0ms
(* (- y x) (/ z t))
32.0ms
(* (- y x) (/ z t))

series426.0ms

Counts
4 → 12
Calls
4 calls:
201.0ms
(cbrt (* (- y x) (/ z t)))
68.0ms
(* (- y x) (/ z t))
70.0ms
(* (- y x) (/ z t))
86.0ms
(* (- y x) (/ z t))

simplify1.1s

Counts
140 → 140
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01621628
13871576
217561430
done50021419

prune956.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 0b

regimes766.0ms

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
597.0ms10666×body80valid