Details

Time bar (total: 15.9s)

sample60.0ms

Algorithm
intervals
Results
17.0ms283×body80valid
8.0ms81×body80nan

simplify122.0ms

Counts
1 → 1
Iterations
IterNodes
done118
5118
497
372
246
122
012

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 23.3b

localize30.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
6.0b
(* (* x y) z)
7.9b
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
23.2b
(sqrt (- (* z z) (* t a)))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
18×add-cbrt-cube add-exp-log
11×add-sqr-sqrt
10×pow1 *-un-lft-identity add-cube-cbrt
sqrt-prod
associate-/r* times-frac prod-exp cbrt-unprod add-log-exp
expm1-log1p-u sqrt-div log1p-expm1-u
cbrt-undiv flip3-- div-exp associate-*r* pow-prod-down flip--
associate-/r/
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 fma-neg diff-log associate-*l* prod-diff *-commutative div-inv associate-/l*
Counts
4 → 86
Calls
4 calls:
13.0ms
(- (* z z) (* t a))
19.0ms
(* (* x y) z)
30.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
9.0ms
(sqrt (- (* z z) (* t a)))

series276.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(- (* z z) (* t a))
42.0ms
(* (* x y) z)
107.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
85.0ms
(sqrt (- (* z z) (* t a)))

simplify1.7s

Counts
98 → 98
Iterations
IterNodes
done5000
22299
1385
0146

prune687.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 3.3b

localize19.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ z (sqrt (- (* z z) (* t a))))
0.8b
(- (* z z) (* t a))
2.8b
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
23.2b
(sqrt (- (* z z) (* t a)))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
34×add-sqr-sqrt
33×*-un-lft-identity add-cube-cbrt
24×associate-*r* sqrt-prod
18×add-cbrt-cube add-exp-log
10×pow1
associate-/r* sqrt-div prod-exp cbrt-unprod add-log-exp
expm1-log1p-u flip3-- associate-/r/ log1p-expm1-u flip--
cbrt-undiv div-exp pow-prod-down associate-/l*
div-inv
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 fma-neg diff-log associate-*l* prod-diff associate-*r/ *-commutative
Counts
4 → 122
Calls
4 calls:
22.0ms
(/ z (sqrt (- (* z z) (* t a))))
13.0ms
(- (* z z) (* t a))
46.0ms
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
12.0ms
(sqrt (- (* z z) (* t a)))

series365.0ms

Counts
4 → 12
Calls
4 calls:
85.0ms
(/ z (sqrt (- (* z z) (* t a))))
44.0ms
(- (* z z) (* t a))
142.0ms
(* (* y x) (/ z (sqrt (- (* z z) (* t a)))))
94.0ms
(sqrt (- (* z z) (* t a)))

simplify2.3s

Counts
134 → 134
Iterations
IterNodes
done5001
23165
1496
0179

prune937.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.3b

localize56.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
1.8b
(* y (* x (/ (* (cbrt z) (cbrt z)) (fabs (cbrt (- (* z z) (* t a)))))))
24.1b
(cbrt (- (* z z) (* t a)))
24.1b
(cbrt (- (* z z) (* t a)))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
18×add-exp-log
16×add-cbrt-cube
pow1
prod-exp cbrt-unprod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
cbrt-prod add-log-exp
expm1-log1p-u cbrt-div log1p-expm1-u
flip3-- associate-*l* pow-prod-down flip--
cbrt-undiv pow1/3 div-exp associate-*r/
sub-neg fma-neg diff-log associate-*r* prod-diff *-commutative
Counts
4 → 71
Calls
4 calls:
14.0ms
(- (* z z) (* t a))
53.0ms
(* y (* x (/ (* (cbrt z) (cbrt z)) (fabs (cbrt (- (* z z) (* t a)))))))
9.0ms
(cbrt (- (* z z) (* t a)))
9.0ms
(cbrt (- (* z z) (* t a)))

series532.0ms

Counts
4 → 12
Calls
4 calls:
52.0ms
(- (* z z) (* t a))
214.0ms
(* y (* x (/ (* (cbrt z) (cbrt z)) (fabs (cbrt (- (* z z) (* t a)))))))
126.0ms
(cbrt (- (* z z) (* t a)))
139.0ms
(cbrt (- (* z z) (* t a)))

simplify1.7s

Counts
83 → 83
Iterations
IterNodes
done5001
21712
1412
0151

prune712.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.3b

localize27.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* z z) (* t a))
2.1b
(* x (/ z (sqrt (- (* z z) (* t a)))))
2.1b
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
23.2b
(sqrt (- (* z z) (* t a)))

rewrite150.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
25×associate-*r*
20×*-un-lft-identity times-frac add-cube-cbrt
18×add-cbrt-cube add-exp-log
13×sqrt-prod
12×pow1
prod-exp cbrt-unprod
associate-*l* add-log-exp
expm1-log1p-u sqrt-div pow-prod-down log1p-expm1-u
flip3-- associate-*r/ flip-- unswap-sqr
cbrt-undiv div-exp associate-/r/ *-commutative
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 fma-neg diff-log prod-diff div-inv
Counts
4 → 102
Calls
4 calls:
13.0ms
(- (* z z) (* t a))
35.0ms
(* x (/ z (sqrt (- (* z z) (* t a)))))
77.0ms
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
18.0ms
(sqrt (- (* z z) (* t a)))

series349.0ms

Counts
4 → 12
Calls
4 calls:
49.0ms
(- (* z z) (* t a))
92.0ms
(* x (/ z (sqrt (- (* z z) (* t a)))))
117.0ms
(* y (* x (/ z (sqrt (- (* z z) (* t a))))))
90.0ms
(sqrt (- (* z z) (* t a)))

simplify1.4s

Counts
114 → 114
Iterations
IterNodes
done5001
21910
1457
0174

prune648.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 3.3b

regimes1.3s

Accuracy

83.1% (3.4b remaining)

Error of 6.9b against oracle of 3.4b and baseline of 23.6b

bsearch149.0ms

Steps
ItersRangePoint
7
4.962524782877993e+148
5.8027159941114316e+150
5.492884630545356e+148
10
-5.3387252649757745e+174
-1.6115166414884948e+164
-1.6311711944705693e+164

simplify10.0ms

Iterations
IterNodes
done30
230
128
021

end0.0ms

sample2.1s

Algorithm
intervals
Results
1.1s8857×body80valid
159.0ms2816×body80nan