Details

Time bar (total: 14.5s)

sample42.0ms

Algorithm
intervals
Results
18.0ms278×body80valid

simplify250.0ms

Counts
1 → 1
Iterations
IterNodes
done239
8239
7236
6216
5179
4132
382
244
119
010

prune25.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize19.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 2.0 (- y t))
6.5b
(* (/ 2.0 (- y t)) (/ x z))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
54×add-sqr-sqrt
43×times-frac
42×*-un-lft-identity
28×add-cube-cbrt
21×associate-*l*
16×add-cbrt-cube add-exp-log
13×associate-*r*
distribute-lft-out-- difference-of-squares
cbrt-undiv associate-/r* div-exp
pow1 prod-exp associate-/r/ cbrt-unprod unswap-sqr
div-inv associate-/l*
flip3-- flip-- add-log-exp
frac-times clear-num frac-2neg pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
2 → 95
Calls
2 calls:
9.0ms
(/ 2.0 (- y t))
38.0ms
(* (/ 2.0 (- y t)) (/ x z))

series259.0ms

Counts
2 → 6
Calls
2 calls:
61.0ms
(/ 2.0 (- y t))
198.0ms
(* (/ 2.0 (- y t)) (/ x z))

simplify1.8s

Counts
101 → 101
Iterations
IterNodes
done5001
22315
1455
0159

prune573.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

localize52.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt x)
0.6b
(cbrt x)
0.6b
(cbrt x)
1.2b
(/ (* 2.0 (* (/ (cbrt x) (cbrt z)) (/ (cbrt x) (cbrt z)))) (- y t))

rewrite80.0ms

Algorithm
rewrite-expression-head
Rules
29×add-exp-log
21×add-cbrt-cube
13×add-sqr-sqrt *-un-lft-identity
10×cbrt-undiv div-exp
cbrt-prod prod-exp add-cube-cbrt cbrt-unprod
associate-/r* times-frac
pow1 associate-*r/ add-log-exp
pow1/3 associate-/l/
associate-/r/ distribute-lft-out-- difference-of-squares
frac-times clear-num frac-2neg flip3-- associate-*l/ div-inv flip-- associate-/l*
Counts
4 → 71
Calls
4 calls:
1.0ms
(cbrt x)
1.0ms
(cbrt x)
1.0ms
(cbrt x)
76.0ms
(/ (* 2.0 (* (/ (cbrt x) (cbrt z)) (/ (cbrt x) (cbrt z)))) (- y t))

series1.1s

Counts
4 → 12
Calls
4 calls:
275.0ms
(cbrt x)
285.0ms
(cbrt x)
274.0ms
(cbrt x)
247.0ms
(/ (* 2.0 (* (/ (cbrt x) (cbrt z)) (/ (cbrt x) (cbrt z)))) (- y t))

simplify1.8s

Counts
83 → 83
Iterations
IterNodes
done5003
21813
1358
0125

prune525.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0b

localize81.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (cbrt x))
0.6b
(cbrt (cbrt x))
0.6b
(cbrt (cbrt x))
1.2b
(/ (* 2.0 (* (/ (cbrt x) (cbrt z)) (/ (cbrt x) (cbrt z)))) (- y t))

rewrite92.0ms

Algorithm
rewrite-expression-head
Rules
29×add-exp-log
27×cbrt-prod
21×add-cbrt-cube
16×add-sqr-sqrt *-un-lft-identity
12×add-cube-cbrt
10×cbrt-undiv div-exp
prod-exp cbrt-unprod
associate-/r* times-frac
pow1 associate-*r/ add-log-exp
pow1/3 associate-/l/
associate-/r/ distribute-lft-out-- difference-of-squares
frac-times clear-num frac-2neg flip3-- associate-*l/ div-inv flip-- associate-/l*
Counts
4 → 80
Calls
4 calls:
2.0ms
(cbrt (cbrt x))
2.0ms
(cbrt (cbrt x))
2.0ms
(cbrt (cbrt x))
80.0ms
(/ (* 2.0 (* (/ (cbrt x) (cbrt z)) (/ (cbrt x) (cbrt z)))) (- y t))

series1.4s

Counts
4 → 12
Calls
4 calls:
344.0ms
(cbrt (cbrt x))
390.0ms
(cbrt (cbrt x))
367.0ms
(cbrt (cbrt x))
256.0ms
(/ (* 2.0 (* (/ (cbrt x) (cbrt z)) (/ (cbrt x) (cbrt z)))) (- y t))

simplify1.7s

Counts
92 → 92
Iterations
IterNodes
done5000
21739
1370
0136

prune707.0ms

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 2.0 (- y t))
0.2b
(* (/ 2.0 (- y t)) x)
3.8b
(/ (* (/ 2.0 (- y t)) x) z)

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
39×*-un-lft-identity
34×times-frac
25×add-cube-cbrt
21×associate-*l*
19×add-cbrt-cube add-exp-log
associate-/r*
distribute-lft-out-- difference-of-squares
cbrt-undiv div-exp
pow1
prod-exp associate-/r/ cbrt-unprod associate-/l*
associate-*r* div-inv add-log-exp
clear-num frac-2neg flip3-- associate-*l/ flip-- unswap-sqr
pow-prod-down *-commutative associate-/l/
Counts
3 → 101
Calls
3 calls:
11.0ms
(/ 2.0 (- y t))
30.0ms
(* (/ 2.0 (- y t)) x)
13.0ms
(/ (* (/ 2.0 (- y t)) x) z)

series326.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(/ 2.0 (- y t))
102.0ms
(* (/ 2.0 (- y t)) x)
169.0ms
(/ (* (/ 2.0 (- y t)) x) z)

simplify1.3s

Counts
110 → 110
Iterations
IterNodes
done5000
21952
1372
0153

prune590.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

regimes313.0ms

Accuracy

56.9% (2.4b remaining)

Error of 2.4b against oracle of 0.0b and baseline of 5.6b

bsearch105.0ms

Steps
ItersRangePoint
9
2.777137017098532e-16
1.167960668237619e-09
2.5642798276381757e-14
8
-3.056849805244445e-67
-6.333527607441475e-72
-2.78562324238337e-67

simplify2.0ms

Iterations
IterNodes
done22
122
017

end0.0ms

sample1.1s

Algorithm
intervals
Results
484.0ms8741×body80valid