Details

Time bar (total: 15.5s)

sample91.0ms

Algorithm
intervals
Results
39.0ms287×body80valid
7.0ms94×body80nan

simplify75.0ms

Counts
1 → 1
Iterations
IterNodes
done114
5114
493
368
245
121
012

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 23.3b

localize20.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* z z) (* a t))
1.7b
(/ (* x y) (sqrt (- (* z z) (* a t))))
7.3b
(* (/ (* x y) (sqrt (- (* z z) (* a t)))) z)
24.8b
(sqrt (- (* z z) (* a t)))

rewrite89.0ms

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 associate-*l* sqrt-prod
pow1
associate-/r* sqrt-div add-log-exp
prod-exp cbrt-unprod
cbrt-undiv flip3-- div-exp associate-/r/ flip--
associate-*r*
div-inv
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log pow-prod-down associate-*l/ *-commutative associate-/l* unswap-sqr
Counts
4 → 88
Calls
4 calls:
7.0ms
(- (* z z) (* a t))
21.0ms
(/ (* x y) (sqrt (- (* z z) (* a t))))
44.0ms
(* (/ (* x y) (sqrt (- (* z z) (* a t)))) z)
15.0ms
(sqrt (- (* z z) (* a t)))

series430.0ms

Counts
4 → 12
Calls
4 calls:
76.0ms
(- (* z z) (* a t))
130.0ms
(/ (* x y) (sqrt (- (* z z) (* a t))))
144.0ms
(* (/ (* x y) (sqrt (- (* z z) (* a t)))) z)
79.0ms
(sqrt (- (* z z) (* a t)))

simplify1.4s

Counts
100 → 100
Iterations
IterNodes
done5000
22100
1392
0144

prune757.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 3.9b

localize20.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* z z) (* a t))
1.0b
(* (/ x 1) (/ (* y z) (sqrt (- (* z z) (* a t)))))
8.7b
(/ (* y z) (sqrt (- (* z z) (* a t))))
24.8b
(sqrt (- (* z z) (* a t)))

rewrite105.0ms

Algorithm
rewrite-expression-head
Rules
39×add-exp-log
30×add-cbrt-cube
27×add-sqr-sqrt
23×times-frac
20×*-un-lft-identity
19×add-cube-cbrt
14×div-exp
13×associate-*l* prod-exp
12×associate-*r* sqrt-prod
cbrt-undiv cbrt-unprod
pow1
associate-/r* sqrt-div add-log-exp
flip3-- associate-/r/ flip--
1-exp div-inv unswap-sqr
frac-times rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log pow-prod-down associate-*l/ associate-*r/ *-commutative associate-/l*
Counts
4 → 111
Calls
4 calls:
7.0ms
(- (* z z) (* a t))
52.0ms
(* (/ x 1) (/ (* y z) (sqrt (- (* z z) (* a t)))))
31.0ms
(/ (* y z) (sqrt (- (* z z) (* a t))))
11.0ms
(sqrt (- (* z z) (* a t)))

series420.0ms

Counts
4 → 12
Calls
4 calls:
52.0ms
(- (* z z) (* a t))
157.0ms
(* (/ x 1) (/ (* y z) (sqrt (- (* z z) (* a t)))))
115.0ms
(/ (* y z) (sqrt (- (* z z) (* a t))))
97.0ms
(sqrt (- (* z z) (* a t)))

simplify1.9s

Counts
123 → 123
Iterations
IterNodes
done5000
23579
1585
0188

prune873.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 3.9b

localize18.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* z z) (* a t))
1.0b
(* x (/ y (/ (sqrt (- (* z z) (* a t))) z)))
1.7b
(/ y (/ (sqrt (- (* z z) (* a t))) z))
24.8b
(sqrt (- (* z z) (* a t)))

rewrite173.0ms

Algorithm
rewrite-expression-head
Rules
263×times-frac
157×add-sqr-sqrt
143×*-un-lft-identity add-cube-cbrt
71×associate-*r*
67×sqrt-prod
22×associate-/r*
18×add-cbrt-cube add-exp-log
div-inv
pow1
cbrt-undiv div-exp add-log-exp
unswap-sqr
associate-*l* prod-exp cbrt-unprod associate-/l*
flip3-- sqrt-div associate-/r/ flip--
rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log pow-prod-down associate-*r/ *-commutative
Counts
4 → 227
Calls
4 calls:
12.0ms
(- (* z z) (* a t))
84.0ms
(* x (/ y (/ (sqrt (- (* z z) (* a t))) z)))
39.0ms
(/ y (/ (sqrt (- (* z z) (* a t))) z))
10.0ms
(sqrt (- (* z z) (* a t)))

series438.0ms

Counts
4 → 12
Calls
4 calls:
53.0ms
(- (* z z) (* a t))
187.0ms
(* x (/ y (/ (sqrt (- (* z z) (* a t))) z)))
115.0ms
(/ y (/ (sqrt (- (* z z) (* a t))) z))
82.0ms
(sqrt (- (* z z) (* a t)))

simplify686.0ms

Counts
239 → 239
Iterations
IterNodes
done5000
1960
0330

prune1.6s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 3.9b

localize44.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (sqrt (- (* z z) (* a t))) z)
0.2b
(- (* z z) (* a t))
3.5b
(/ (* y x) (/ (sqrt (- (* z z) (* a t))) z))
24.8b
(sqrt (- (* z z) (* a t)))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
76×times-frac
47×add-sqr-sqrt
46×*-un-lft-identity add-cube-cbrt
33×sqrt-prod
25×associate-/r*
18×add-cbrt-cube add-exp-log
cbrt-undiv div-exp associate-/l*
add-log-exp
pow1
sqrt-div div-inv
flip3-- flip--
clear-num frac-2neg prod-exp cbrt-unprod associate-/l/
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log associate-/r/
Counts
4 → 132
Calls
4 calls:
29.0ms
(/ (sqrt (- (* z z) (* a t))) z)
13.0ms
(- (* z z) (* a t))
34.0ms
(/ (* y x) (/ (sqrt (- (* z z) (* a t))) z))
15.0ms
(sqrt (- (* z z) (* a t)))

series843.0ms

Counts
4 → 12
Calls
4 calls:
133.0ms
(/ (sqrt (- (* z z) (* a t))) z)
59.0ms
(- (* z z) (* a t))
153.0ms
(/ (* y x) (/ (sqrt (- (* z z) (* a t))) z))
497.0ms
(sqrt (- (* z z) (* a t)))

simplify1.8s

Counts
144 → 144
Iterations
IterNodes
done5001
23658
1577
0211

prune931.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 3.9b

regimes607.0ms

Accuracy

78.2% (4.3b remaining)

Error of 7.6b against oracle of 3.3b and baseline of 23.0b

bsearch128.0ms

Steps
ItersRangePoint
6
4.392987423579743e+60
5.909848464129449e+61
2.035196962814329e+61
9
-4.305487296037889e+89
-1.699884990384593e+83
-1.1052228700196578e+88

simplify11.0ms

Iterations
IterNodes
done72
472
366
250
136
026

end0.0ms

sample2.0s

Algorithm
intervals
Results
786.0ms8908×body80valid
366.0ms2898×body80nan