Details

Time bar (total: 11.7s)

sample48.0ms

Algorithm
intervals
Results
25.0ms256×body80valid

simplify568.0ms

Counts
1 → 1

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 11.3b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ (* (* y 2.0) z) (- (* (* z 2.0) z) (* y t))))
0.4b
(- (* (* z 2.0) z) (* y t))
19.8b
(/ (* (* y 2.0) z) (- (* (* z 2.0) z) (* y t)))

rewrite190.0ms

Algorithm
rewrite-expression-head
Rules
12×add-exp-log add-cbrt-cube
add-sqr-sqrt *-un-lft-identity add-log-exp
add-cube-cbrt
pow1 cbrt-undiv flip3-- times-frac div-exp prod-exp associate-/r* flip-- cbrt-unprod
sub-neg diff-log associate-/r/
frac-2neg clear-num div-inv associate-/l* distribute-lft-out-- difference-of-squares
Counts
3 → 51
Calls
3 calls:
86.0ms
(- x (/ (* (* y 2.0) z) (- (* (* z 2.0) z) (* y t))))
25.0ms
(- (* (* z 2.0) z) (* y t))
76.0ms
(/ (* (* y 2.0) z) (- (* (* z 2.0) z) (* y t)))

series423.0ms

Counts
3 → 9
Calls
3 calls:
114.0ms
(- x (/ (* (* y 2.0) z) (- (* (* z 2.0) z) (* y t))))
58.0ms
(- (* (* z 2.0) z) (* y t))
251.0ms
(/ (* (* y 2.0) z) (- (* (* z 2.0) z) (* y t)))

simplify662.0ms

Counts
60 → 60

prune161.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 3.7b

localize19.0ms

Local error

Found 4 expressions with local error:

0.0b
(- x (* (* y 2.0) (/ z (- (* 2.0 (pow z 2)) (* t y)))))
0.4b
(- (* 2.0 (pow z 2)) (* t y))
4.9b
(* (* y 2.0) (/ z (- (* 2.0 (pow z 2)) (* t y))))
21.0b
(/ z (- (* 2.0 (pow z 2)) (* t y)))

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
19×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×add-exp-log times-frac add-cbrt-cube
15×associate-*r*
pow1
add-log-exp
prod-exp cbrt-unprod
flip3-- associate-/r/ flip--
cbrt-undiv div-exp pow-prod-down associate-/r* associate-/l*
sub-neg diff-log div-inv
frac-2neg associate-*r/ associate-*l* clear-num *-commutative
Counts
4 → 88
Calls
4 calls:
5.0ms
(- x (* (* y 2.0) (/ z (- (* 2.0 (pow z 2)) (* t y)))))
11.0ms
(- (* 2.0 (pow z 2)) (* t y))
50.0ms
(* (* y 2.0) (/ z (- (* 2.0 (pow z 2)) (* t y))))
16.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))

series480.0ms

Counts
4 → 12
Calls
4 calls:
120.0ms
(- x (* (* y 2.0) (/ z (- (* 2.0 (pow z 2)) (* t y)))))
63.0ms
(- (* 2.0 (pow z 2)) (* t y))
242.0ms
(* (* y 2.0) (/ z (- (* 2.0 (pow z 2)) (* t y))))
54.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))

simplify948.0ms

Counts
100 → 100

prune407.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 3.7b

localize41.0ms

Local error

Found 4 expressions with local error:

10.2b
(cbrt (/ z (- (* 2.0 (pow z 2)) (* t y))))
21.0b
(/ z (- (* 2.0 (pow z 2)) (* t y)))
21.0b
(/ z (- (* 2.0 (pow z 2)) (* t y)))
21.0b
(/ z (- (* 2.0 (pow z 2)) (* t y)))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
35×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
15×cbrt-prod
10×add-exp-log add-cbrt-cube
associate-/r* associate-/l*
associate-/r/
pow1 flip3-- flip-- div-inv add-log-exp
cbrt-undiv frac-2neg div-exp clear-num
cbrt-div pow1/3
Counts
4 → 111
Calls
4 calls:
15.0ms
(cbrt (/ z (- (* 2.0 (pow z 2)) (* t y))))
26.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))
25.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))
24.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))

series411.0ms

Counts
4 → 12
Calls
4 calls:
213.0ms
(cbrt (/ z (- (* 2.0 (pow z 2)) (* t y))))
69.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))
63.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))
65.0ms
(/ z (- (* 2.0 (pow z 2)) (* t y)))

simplify1.2s

Counts
123 → 123

prune667.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 3.7b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(- x (/ (* y 2.0) (/ (- (* (* z 2.0) z) (* y t)) z)))
0.4b
(- (* (* z 2.0) z) (* y t))
5.5b
(/ (* y 2.0) (/ (- (* (* z 2.0) z) (* y t)) z))
20.8b
(/ (- (* (* z 2.0) z) (* y t)) z)

rewrite214.0ms

Algorithm
rewrite-expression-head
Rules
40×times-frac
28×add-sqr-sqrt *-un-lft-identity
26×add-cube-cbrt
18×add-exp-log add-cbrt-cube
16×associate-/r*
add-log-exp
cbrt-undiv div-exp
pow1 div-inv associate-/l*
flip3-- flip--
sub-neg frac-2neg diff-log prod-exp clear-num cbrt-unprod associate-/l/
div-sub associate-/r/ distribute-lft-out-- difference-of-squares
Counts
4 → 102
Calls
4 calls:
66.0ms
(- x (/ (* y 2.0) (/ (- (* (* z 2.0) z) (* y t)) z)))
39.0ms
(- (* (* z 2.0) z) (* y t))
51.0ms
(/ (* y 2.0) (/ (- (* (* z 2.0) z) (* y t)) z))
54.0ms
(/ (- (* (* z 2.0) z) (* y t)) z)

series498.0ms

Counts
4 → 12
Calls
4 calls:
128.0ms
(- x (/ (* y 2.0) (/ (- (* (* z 2.0) z) (* y t)) z)))
46.0ms
(- (* (* z 2.0) z) (* y t))
246.0ms
(/ (* y 2.0) (/ (- (* (* z 2.0) z) (* y t)) z))
78.0ms
(/ (- (* (* z 2.0) z) (* y t)) z)

simplify930.0ms

Counts
114 → 114

prune419.0ms

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 1.8b

regimes302.0ms

Accuracy

0% (0.8b remaining)

Error of 2.8b against oracle of 2.0b and baseline of 2.8b

bsearch0.0ms

simplify1.4s

end0.0ms

sample1.4s

Algorithm
intervals
Results
835.0ms8000×body80valid