Details

Time bar (total: 16.5s)

sample42.0ms

Algorithm
intervals
Results
15.0ms282×body80valid
5.0ms102×body80nan

simplify104.0ms

Counts
1 → 1
Iterations
IterNodes
done103
6103
597
470
353
236
121
012

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 26.6b

localize38.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
6.1b
(* (* x y) z)
11.6b
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite76.0ms

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
sqrt-div
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 diff-log associate-*l* *-commutative div-inv associate-/l*
Counts
4 → 76
Calls
4 calls:
6.0ms
(- (* z z) (* t a))
13.0ms
(* (* x y) z)
40.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
14.0ms
(sqrt (- (* z z) (* t a)))

series318.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(- (* z z) (* t a))
45.0ms
(* (* x y) z)
125.0ms
(/ (* (* x y) z) (sqrt (- (* z z) (* t a))))
90.0ms
(sqrt (- (* z z) (* t a)))

simplify1.7s

Counts
88 → 88
Iterations
IterNodes
done5001
21403
1359
0134

prune563.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 3.1b

localize25.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ z (sqrt (- (* z z) (* t a))))
0.4b
(- (* z z) (* t a))
3.8b
(* (* x y) (/ z (sqrt (- (* z z) (* t a)))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite83.0ms

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
flip3-- associate-/r/ 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 diff-log associate-*l* associate-*r/ *-commutative
Counts
4 → 112
Calls
4 calls:
17.0ms
(/ z (sqrt (- (* z z) (* t a))))
6.0ms
(- (* z z) (* t a))
47.0ms
(* (* x y) (/ z (sqrt (- (* z z) (* t a)))))
7.0ms
(sqrt (- (* z z) (* t a)))

series358.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(/ z (sqrt (- (* z z) (* t a))))
57.0ms
(- (* z z) (* t a))
144.0ms
(* (* x y) (/ z (sqrt (- (* z z) (* t a)))))
105.0ms
(sqrt (- (* z z) (* t a)))

simplify1.7s

Counts
124 → 124
Iterations
IterNodes
done5001
21762
1472
0166

prune846.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 2.4b

localize22.0ms

Local error

Found 4 expressions with local error:

0.4b
(- (* z z) (* t a))
1.0b
(* y (/ z (sqrt (- (* z z) (* t a)))))
2.2b
(* x (* y (/ z (sqrt (- (* z z) (* t a))))))
23.0b
(sqrt (- (* z z) (* t a)))

rewrite113.0ms

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
sqrt-div pow-prod-down
flip3-- associate-*r/ flip-- unswap-sqr
cbrt-undiv div-exp associate-/r/ *-commutative
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log div-inv
Counts
4 → 92
Calls
4 calls:
11.0ms
(- (* z z) (* t a))
51.0ms
(* y (/ z (sqrt (- (* z z) (* t a)))))
41.0ms
(* x (* y (/ z (sqrt (- (* z z) (* t a))))))
7.0ms
(sqrt (- (* z z) (* t a)))

series339.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(- (* z z) (* t a))
82.0ms
(* y (/ z (sqrt (- (* z z) (* t a)))))
120.0ms
(* x (* y (/ z (sqrt (- (* z z) (* t a))))))
88.0ms
(sqrt (- (* z z) (* t a)))

simplify1.9s

Counts
104 → 104
Iterations
IterNodes
done5003
21364
1425
0161

prune671.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 2.3b

localize41.0ms

Local error

Found 4 expressions with local error:

2.2b
(* x (* (/ y (fabs (cbrt (- (* z z) (* t a))))) (/ z (sqrt (cbrt (- (* z z) (* t a)))))))
7.1b
(* (/ y (fabs (cbrt (- (* z z) (* t a))))) (/ z (sqrt (cbrt (- (* z z) (* t a))))))
23.8b
(cbrt (- (* z z) (* t a)))
23.8b
(cbrt (- (* z z) (* t a)))

rewrite124.0ms

Algorithm
rewrite-expression-head
Rules
59×add-sqr-sqrt
46×times-frac
34×add-cbrt-cube associate-*r* add-exp-log
33×*-un-lft-identity add-cube-cbrt
22×sqrt-prod
17×cbrt-prod
16×associate-*l*
13×prod-exp cbrt-unprod
11×pow1
cbrt-undiv div-exp unswap-sqr
cbrt-div
associate-*r/
pow-prod-down add-log-exp
flip3-- flip--
frac-times pow1/3 sqrt-div associate-*l/ associate-/r/ *-commutative div-inv
Counts
4 → 127
Calls
4 calls:
50.0ms
(* x (* (/ y (fabs (cbrt (- (* z z) (* t a))))) (/ z (sqrt (cbrt (- (* z z) (* t a)))))))
52.0ms
(* (/ y (fabs (cbrt (- (* z z) (* t a))))) (/ z (sqrt (cbrt (- (* z z) (* t a))))))
12.0ms
(cbrt (- (* z z) (* t a)))
5.0ms
(cbrt (- (* z z) (* t a)))

series818.0ms

Counts
4 → 12
Calls
4 calls:
324.0ms
(* x (* (/ y (fabs (cbrt (- (* z z) (* t a))))) (/ z (sqrt (cbrt (- (* z z) (* t a)))))))
234.0ms
(* (/ y (fabs (cbrt (- (* z z) (* t a))))) (/ z (sqrt (cbrt (- (* z z) (* t a))))))
136.0ms
(cbrt (- (* z z) (* t a)))
123.0ms
(cbrt (- (* z z) (* t a)))

simplify2.5s

Counts
139 → 139
Iterations
IterNodes
done5003
22797
1777
0264

prune1.1s

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 2.3b

regimes1.4s

Accuracy

84.9% (2.9b remaining)

Error of 6.3b against oracle of 3.3b and baseline of 22.7b

bsearch131.0ms

Steps
ItersRangePoint
8
4.271611683557293e+96
5.363233345281319e+99
2.466136078144351e+99
10
-5.3731394571269196e+157
-1.8419256827959713e+147
-7.806488284801272e+152

simplify5.0ms

Iterations
IterNodes
done30
230
127
021

end0.0ms

sample1.6s

Algorithm
intervals
Results
845.0ms8855×body80valid
242.0ms2804×body80nan