Details

Time bar (total: 9.4s)

sample29.0ms

Algorithm
intervals
Results
12.0ms267×body80valid

simplify54.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01115
11915
23615
34815
46615
57215
done7215

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.1b

localize17.0ms

Local error

Found 2 expressions with local error:

0.2b
(- (* b c) (* a d))
27.6b
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube add-log-exp
associate-/r* associate-/l*
pow1 flip3-- associate-/r/ flip-- associate-/l/
cbrt-undiv sub-neg frac-2neg flip3-+ diff-log div-sub div-exp clear-num flip-+ div-inv
Counts
2 → 44
Calls
2 calls:
8.0ms
(- (* b c) (* a d))
34.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))

series190.0ms

Counts
2 → 6
Calls
2 calls:
68.0ms
(- (* b c) (* a d))
121.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))

simplify706.0ms

Counts
50 → 50
Iterations

Useful iterations: done (704.0ms)

IterNodesCost
088954
1258936
21076856
done5000854

prune278.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 27.2b

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* b c) (* a d))
18.0b
(/ (- (* b c) (* a d)) (sqrt (+ (* c c) (* d d))))
30.1b
(sqrt (+ (* c c) (* d d)))
30.1b
(sqrt (+ (* c c) (* d d)))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
21×add-cube-cbrt *-un-lft-identity
18×times-frac sqrt-prod
pow1 add-exp-log sqrt-div associate-/r* add-cbrt-cube add-log-exp
flip3-+ flip-+ associate-/l*
rem-sqrt-square flip3-- sqrt-pow1 pow1/2 associate-/r/ flip-- associate-/l/
cbrt-undiv sub-neg frac-2neg diff-log div-sub div-exp clear-num div-inv
Counts
4 → 86
Calls
4 calls:
8.0ms
(- (* b c) (* a d))
38.0ms
(/ (- (* b c) (* a d)) (sqrt (+ (* c c) (* d d))))
17.0ms
(sqrt (+ (* c c) (* d d)))
8.0ms
(sqrt (+ (* c c) (* d d)))

series266.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(- (* b c) (* a d))
134.0ms
(/ (- (* b c) (* a d)) (sqrt (+ (* c c) (* d d))))
40.0ms
(sqrt (+ (* c c) (* d d)))
44.0ms
(sqrt (+ (* c c) (* d d)))

simplify721.0ms

Counts
98 → 98
Iterations

Useful iterations: done (718.0ms)

IterNodesCost
01201814
13121682
211891576
done50001574

prune449.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 25.2b

localize30.0ms

Local error

Found 4 expressions with local error:

18.0b
(/ (- (* b c) (* a d)) (* (fabs (cbrt (+ (* c c) (* d d)))) (sqrt (cbrt (+ (* c c) (* d d))))))
30.1b
(sqrt (+ (* c c) (* d d)))
31.0b
(cbrt (+ (* c c) (* d d)))
31.0b
(cbrt (+ (* c c) (* d d)))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
add-exp-log add-cube-cbrt *-un-lft-identity add-cbrt-cube
cbrt-prod cbrt-div
pow1
flip3-+ sqrt-div flip-+ add-log-exp
times-frac sqrt-prod associate-/l*
cbrt-undiv pow1/3 associate-*r/ div-exp associate-/r/ associate-/l/
rem-sqrt-square flip3-- frac-2neg sqrt-pow1 pow1/2 div-sub prod-exp clear-num associate-/r* flip-- cbrt-unprod div-inv
Counts
4 → 67
Calls
4 calls:
33.0ms
(/ (- (* b c) (* a d)) (* (fabs (cbrt (+ (* c c) (* d d)))) (sqrt (cbrt (+ (* c c) (* d d))))))
9.0ms
(sqrt (+ (* c c) (* d d)))
5.0ms
(cbrt (+ (* c c) (* d d)))
12.0ms
(cbrt (+ (* c c) (* d d)))

series769.0ms

Counts
4 → 12
Calls
4 calls:
451.0ms
(/ (- (* b c) (* a d)) (* (fabs (cbrt (+ (* c c) (* d d)))) (sqrt (cbrt (+ (* c c) (* d d))))))
51.0ms
(sqrt (+ (* c c) (* d d)))
135.0ms
(cbrt (+ (* c c) (* d d)))
131.0ms
(cbrt (+ (* c c) (* d d)))

simplify1.1s

Counts
79 → 79
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01601768
14481671
221001433
done50001427

prune621.0ms

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 25.2b

localize31.0ms

Local error

Found 4 expressions with local error:

7.8b
(cbrt (/ (- (* b c) (* a d)) (+ (* c c) (* d d))))
27.6b
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))
27.6b
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))
27.6b
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))

rewrite119.0ms

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/
associate-/l/
pow1 flip3-+ flip-+ div-inv add-log-exp
cbrt-undiv flip3-- frac-2neg div-sub div-exp clear-num flip--
cbrt-div pow1/3
Counts
4 → 120
Calls
4 calls:
10.0ms
(cbrt (/ (- (* b c) (* a d)) (+ (* c c) (* d d))))
44.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))
34.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))
28.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))

series657.0ms

Counts
4 → 12
Calls
4 calls:
286.0ms
(cbrt (/ (- (* b c) (* a d)) (+ (* c c) (* d d))))
126.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))
100.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))
145.0ms
(/ (- (* b c) (* a d)) (+ (* c c) (* d d)))

simplify723.0ms

Counts
132 → 132
Iterations

Useful iterations: done (714.0ms)

IterNodesCost
01553148
13833093
214572842
done50002826

prune803.0ms

Pruning

11 alts after pruning (7 fresh and 4 done)

Merged error: 25.2b

regimes500.0ms

Accuracy

20.5% (2.3b remaining)

Error of 25.2b against oracle of 22.9b and baseline of 25.8b

bsearch2.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01853
12153
done2153

end0.0ms

sample1.1s

Algorithm
intervals
Results
664.0ms8517×body80valid