Details

Time bar (total: 21.6s)

sample45.0ms

Algorithm
intervals
Results
14.0ms287×body80valid
4.0ms94×body80nan

simplify91.0ms

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

prune21.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 21.6b

localize33.0ms

Local error

Found 4 expressions with local error:

0.3b
(fma z z (- (* a t)))
1.0b
(* (/ (* z y) (sqrt (fma z z (- (* a t))))) x)
8.7b
(/ (* z y) (sqrt (fma z z (- (* a t)))))
24.8b
(sqrt (fma z z (- (* a t))))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
18×add-cbrt-cube add-exp-log
16×add-sqr-sqrt
13×*-un-lft-identity add-cube-cbrt
12×times-frac sqrt-prod
10×associate-*l*
pow1
associate-/r*
prod-exp cbrt-unprod
expm1-log1p-u cbrt-undiv div-exp log1p-expm1-u add-log-exp
associate-*r*
div-inv
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 pow-prod-down associate-*l/ *-commutative fma-udef associate-/l* unswap-sqr
Counts
4 → 86
Calls
4 calls:
0.0ms
(fma z z (- (* a t)))
22.0ms
(* (/ (* z y) (sqrt (fma z z (- (* a t))))) x)
8.0ms
(/ (* z y) (sqrt (fma z z (- (* a t)))))
1.0ms
(sqrt (fma z z (- (* a t))))

series461.0ms

Counts
4 → 12
Calls
4 calls:
76.0ms
(fma z z (- (* a t)))
173.0ms
(* (/ (* z y) (sqrt (fma z z (- (* a t))))) x)
116.0ms
(/ (* z y) (sqrt (fma z z (- (* a t)))))
96.0ms
(sqrt (fma z z (- (* a t))))

simplify1.2s

Counts
98 → 98
Iterations
IterNodes
done5000
21731
1312
0130

prune673.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 3.8b

localize31.0ms

Local error

Found 4 expressions with local error:

1.0b
(* (* (/ z (fabs (cbrt (- (* z z) (* t a))))) (/ y (sqrt (cbrt (- (* z z) (* t a)))))) x)
3.6b
(* (/ z (fabs (cbrt (- (* z z) (* t a))))) (/ y (sqrt (cbrt (- (* z z) (* t a))))))
25.6b
(cbrt (- (* z z) (* t a)))
25.6b
(cbrt (- (* z z) (* t a)))

rewrite159.0ms

Algorithm
rewrite-expression-head
Rules
59×add-sqr-sqrt
46×times-frac
36×associate-*r*
34×add-cbrt-cube add-exp-log
33×*-un-lft-identity add-cube-cbrt
22×sqrt-prod
17×cbrt-prod
14×associate-*l*
13×prod-exp cbrt-unprod
11×pow1
cbrt-undiv div-exp unswap-sqr
cbrt-div
associate-*l/
expm1-log1p-u pow-prod-down log1p-expm1-u add-log-exp
flip3-- flip--
frac-times pow1/3 sqrt-div associate-*r/ associate-/r/ *-commutative div-inv
Counts
4 → 135
Calls
4 calls:
83.0ms
(* (* (/ z (fabs (cbrt (- (* z z) (* t a))))) (/ y (sqrt (cbrt (- (* z z) (* t a)))))) x)
57.0ms
(* (/ z (fabs (cbrt (- (* z z) (* t a))))) (/ y (sqrt (cbrt (- (* z z) (* t a))))))
5.0ms
(cbrt (- (* z z) (* t a)))
5.0ms
(cbrt (- (* z z) (* t a)))

series1.1s

Counts
4 → 12
Calls
4 calls:
498.0ms
(* (* (/ z (fabs (cbrt (- (* z z) (* t a))))) (/ y (sqrt (cbrt (- (* z z) (* t a)))))) x)
367.0ms
(* (/ z (fabs (cbrt (- (* z z) (* t a))))) (/ y (sqrt (cbrt (- (* z z) (* t a))))))
125.0ms
(cbrt (- (* z z) (* t a)))
156.0ms
(cbrt (- (* z z) (* t a)))

simplify2.4s

Counts
147 → 147
Iterations
IterNodes
done5000
24852
1852
0287

prune1.1s

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 3.8b

localize40.0ms

Local error

Found 4 expressions with local error:

3.6b
(* (/ z (fabs (* (sqrt (cbrt (- (* z z) (* t a)))) (sqrt (cbrt (- (* z z) (* t a))))))) (/ y (sqrt (cbrt (- (* z z) (* t a))))))
25.6b
(cbrt (- (* z z) (* t a)))
25.6b
(cbrt (- (* z z) (* t a)))
25.6b
(cbrt (- (* z z) (* t a)))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
59×add-sqr-sqrt
46×times-frac
33×*-un-lft-identity associate-*r* add-cube-cbrt
22×sqrt-prod
20×cbrt-prod
16×add-cbrt-cube add-exp-log
13×associate-*l*
cbrt-div unswap-sqr
pow1
expm1-log1p-u cbrt-undiv flip3-- div-exp prod-exp cbrt-unprod log1p-expm1-u flip-- add-log-exp
pow1/3
sqrt-div associate-/r/ div-inv
frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
4 → 121
Calls
4 calls:
68.0ms
(* (/ z (fabs (* (sqrt (cbrt (- (* z z) (* t a)))) (sqrt (cbrt (- (* z z) (* t a))))))) (/ y (sqrt (cbrt (- (* z z) (* t a))))))
9.0ms
(cbrt (- (* z z) (* t a)))
13.0ms
(cbrt (- (* z z) (* t a)))
5.0ms
(cbrt (- (* z z) (* t a)))

series804.0ms

Counts
4 → 12
Calls
4 calls:
377.0ms
(* (/ z (fabs (* (sqrt (cbrt (- (* z z) (* t a)))) (sqrt (cbrt (- (* z z) (* t a))))))) (/ y (sqrt (cbrt (- (* z z) (* t a))))))
145.0ms
(cbrt (- (* z z) (* t a)))
144.0ms
(cbrt (- (* z z) (* t a)))
139.0ms
(cbrt (- (* z z) (* t a)))

simplify1.9s

Counts
133 → 133
Iterations
IterNodes
done5000
23788
1712
0241

prune1.3s

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 3.8b

localize36.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* z z) (* t a))
1.0b
(* (* (* z y) (/ 1 (sqrt (- (* z z) (* t a))))) x)
8.9b
(* (* z y) (/ 1 (sqrt (- (* z z) (* t a)))))
24.8b
(sqrt (- (* z z) (* t a)))

rewrite196.0ms

Algorithm
rewrite-expression-head
Rules
58×add-exp-log
34×add-cbrt-cube
33×prod-exp
27×associate-*r*
20×add-sqr-sqrt
19×pow1 *-un-lft-identity add-cube-cbrt
18×times-frac
17×cbrt-unprod
12×sqrt-prod
pow-prod-down
div-exp
add-log-exp
expm1-log1p-u cbrt-undiv rec-exp sqrt-div 1-exp log1p-expm1-u
flip3-- flip--
associate-*l* associate-*l/ associate-*r/ associate-/r/ un-div-inv *-commutative
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 fma-neg diff-log prod-diff div-inv
Counts
4 → 117
Calls
4 calls:
6.0ms
(- (* z z) (* t a))
122.0ms
(* (* (* z y) (/ 1 (sqrt (- (* z z) (* t a))))) x)
48.0ms
(* (* z y) (/ 1 (sqrt (- (* z z) (* t a)))))
16.0ms
(sqrt (- (* z z) (* t a)))

series365.0ms

Counts
4 → 12
Calls
4 calls:
46.0ms
(- (* z z) (* t a))
142.0ms
(* (* (* z y) (/ 1 (sqrt (- (* z z) (* t a))))) x)
97.0ms
(* (* z y) (/ 1 (sqrt (- (* z z) (* t a)))))
81.0ms
(sqrt (- (* z z) (* t a)))

simplify5.5s

Counts
129 → 129
Iterations
IterNodes
done5000
24329
1593
0197

prune664.0ms

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 3.8b

regimes1.3s

Accuracy

80.1% (4.0b remaining)

Error of 7.3b against oracle of 3.3b and baseline of 23.4b

bsearch107.0ms

Steps
ItersRangePoint
6
4.392987423579743e+60
5.909848464129449e+61
1.1285411644606883e+61
8
-2.128153111494975e+100
-6.116329696038052e+95
-6.273512883606797e+95

simplify5.0ms

Iterations
IterNodes
done35
235
132
023

end0.0ms

sample1.9s

Algorithm
intervals
Results
807.0ms8908×body80valid
301.0ms2898×body80nan