Details

Time bar (total: 18.8s)

sample52.0ms

Algorithm
intervals
Results
29.0ms513×body80valid

simplify2.8s

Counts
1 → 1
Iterations
IterNodes
done5000
94506
83719
72357
6930
5420
4303
3156
249
119
011

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.5b

localize25.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* z z) t)
0.0b
(- (* x x) (* (* y 4.0) (- (* z z) t)))
4.6b
(* (* y 4.0) (- (* z z) t))

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
add-log-exp
add-sqr-sqrt sub-neg
distribute-rgt-in *-un-lft-identity distribute-lft-in associate-*r* add-cube-cbrt associate--r+
flip3-- pow-prod-down prod-exp cbrt-unprod insert-posit16 flip--
diff-log associate-*r/ difference-of-squares
associate-*l* *-commutative
Counts
3 → 57
Calls
3 calls:
12.0ms
(- (* z z) t)
15.0ms
(- (* x x) (* (* y 4.0) (- (* z z) t)))
58.0ms
(* (* y 4.0) (- (* z z) t))

series254.0ms

Counts
3 → 9
Calls
3 calls:
33.0ms
(- (* z z) t)
122.0ms
(- (* x x) (* (* y 4.0) (- (* z z) t)))
99.0ms
(* (* y 4.0) (- (* z z) t))

simplify1.1s

Counts
66 → 66
Iterations
IterNodes
done5000
21073
1314
0106

prune225.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 1.9b

localize29.0ms

Local error

Found 4 expressions with local error:

4.6b
(* (* y 4.0) (- (* z z) t))
6.4b
(cbrt (* (* y 4.0) (- (* z z) t)))
6.4b
(cbrt (* (* y 4.0) (- (* z z) t)))
6.4b
(cbrt (* (* y 4.0) (- (* z z) t)))

rewrite99.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
associate-*r/
add-sqr-sqrt cbrt-div
*-un-lft-identity add-cube-cbrt
flip3-- associate-*r* insert-posit16 flip-- add-log-exp
cbrt-prod pow1/3 pow-prod-down prod-exp cbrt-unprod
distribute-rgt-in sub-neg distribute-lft-in
associate-*l* *-commutative difference-of-squares
Counts
4 → 62
Calls
4 calls:
36.0ms
(* (* y 4.0) (- (* z z) t))
20.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
23.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
20.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))

series618.0ms

Counts
4 → 12
Calls
4 calls:
89.0ms
(* (* y 4.0) (- (* z z) t))
198.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
184.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
147.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))

simplify2.9s

Counts
74 → 74
Iterations
IterNodes
done5000
33741
2909
1301
0114

prune398.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 1.9b

localize46.0ms

Local error

Found 4 expressions with local error:

5.1b
(cbrt (- (* z z) t))
6.4b
(cbrt (* (* (* y 4.0) (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t)))) (cbrt (- (* z z) t))))
6.4b
(cbrt (* (* y 4.0) (- (* z z) t)))
6.4b
(cbrt (* (* y 4.0) (- (* z z) t)))

rewrite315.0ms

Algorithm
rewrite-expression-head
Rules
86×cbrt-div
36×associate-*r/
30×flip3-- flip--
28×frac-times
14×associate-*l/
cbrt-prod
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
pow1 add-cbrt-cube pow1/3 add-exp-log insert-posit16 add-log-exp
difference-of-squares
Counts
4 → 75
Calls
4 calls:
6.0ms
(cbrt (- (* z z) t))
255.0ms
(cbrt (* (* (* y 4.0) (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t)))) (cbrt (- (* z z) t))))
25.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
26.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))

series632.0ms

Counts
4 → 12
Calls
4 calls:
97.0ms
(cbrt (- (* z z) t))
176.0ms
(cbrt (* (* (* y 4.0) (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t)))) (cbrt (- (* z z) t))))
205.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
154.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))

simplify2.0s

Counts
87 → 87
Iterations
IterNodes
done5005
32643
21135
1443
0209

prune680.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 1.9b

localize87.0ms

Local error

Found 4 expressions with local error:

5.1b
(cbrt (+ (* z z) t))
6.4b
(cbrt (* (* y 4.0) (- (* z z) t)))
6.4b
(cbrt (* (* (* y 4.0) (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t)))) (cbrt (- (* z z) t))))
27.4b
(cbrt (* 4.0 (* (* y (+ (* z z) t)) (- (* z z) t))))

rewrite573.0ms

Algorithm
rewrite-expression-head
Rules
92×cbrt-div
50×associate-*r/
32×frac-times
31×flip3-- flip--
16×associate-*l/
cbrt-prod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 flip3-+ add-cbrt-cube pow1/3 add-exp-log flip-+ insert-posit16 add-log-exp
Counts
4 → 80
Calls
4 calls:
10.0ms
(cbrt (+ (* z z) t))
22.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
363.0ms
(cbrt (* (* (* y 4.0) (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t)))) (cbrt (- (* z z) t))))
168.0ms
(cbrt (* 4.0 (* (* y (+ (* z z) t)) (- (* z z) t))))

series728.0ms

Counts
4 → 12
Calls
4 calls:
101.0ms
(cbrt (+ (* z z) t))
220.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
185.0ms
(cbrt (* (* (* y 4.0) (* (cbrt (- (* z z) t)) (cbrt (- (* z z) t)))) (cbrt (- (* z z) t))))
222.0ms
(cbrt (* 4.0 (* (* y (+ (* z z) t)) (- (* z z) t))))

simplify1.6s

Counts
92 → 92
Iterations
IterNodes
done5000
21969
1624
0267

prune783.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 1.9b

regimes926.0ms

Accuracy

87% (0.4b remaining)

Error of 3.0b against oracle of 2.6b and baseline of 5.6b

bsearch1.0ms

simplify6.0ms

Iterations
IterNodes
done25
125
020

end0.0ms

sample1.7s

Algorithm
intervals
Results
1.2s15767×body80valid