Details

Time bar (total: 22.4s)

sample180.0ms

Algorithm
intervals
Results
56.0ms559×body80nan
47.0ms582×body80valid

simplify2.2s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01517
12517
24117
38817
418217
532817
669117
7212117
done500117

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize18.0ms

Local error

Found 3 expressions with local error:

0.0b
(exp (/ (* t t) 2.0))
0.0b
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (exp (/ (* t t) 2.0)))
0.2b
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

rewrite163.0ms

Algorithm
rewrite-expression-head
Rules
10×pow1 add-sqr-sqrt add-cbrt-cube
add-exp-log add-cube-cbrt *-un-lft-identity
exp-prod associate-*r*
associate-*l/
associate-*l* pow-prod-down prod-exp cbrt-unprod add-log-exp
times-frac
flip3-- *-commutative flip--
sqrt-prod div-inv rem-exp-log unswap-sqr
Counts
3 → 56
Calls
3 calls:
8.0ms
(exp (/ (* t t) 2.0))
108.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (exp (/ (* t t) 2.0)))
46.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

series370.0ms

Counts
3 → 9
Calls
3 calls:
20.0ms
(exp (/ (* t t) 2.0))
194.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (exp (/ (* t t) 2.0)))
156.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

simplify874.0ms

Counts
65 → 65
Iterations

Useful iterations: done (871.0ms)

IterNodesCost
01481024
1377976
21572843
done5002839

prune263.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize29.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (exp (* t t)) (/ 1 2.0))
0.0b
(exp (* t t))
0.0b
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (exp (* t t)) (/ 1 2.0)))
0.2b
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

rewrite170.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
17×add-exp-log
16×add-cube-cbrt *-un-lft-identity
13×pow-unpow
11×associate-*r* add-cbrt-cube
10×prod-exp
times-frac
pow1 add-log-exp
unpow-prod-down associate-*l/
associate-*l* cbrt-unprod
pow-to-exp pow-pow pow-exp
exp-prod flip3-- exp-to-pow *-commutative flip-- sqr-pow
pow-prod-down sqrt-prod div-inv rem-exp-log unswap-sqr
Counts
4 → 86
Calls
4 calls:
8.0ms
(pow (exp (* t t)) (/ 1 2.0))
4.0ms
(exp (* t t))
105.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (exp (* t t)) (/ 1 2.0)))
50.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

series610.0ms

Counts
4 → 12
Calls
4 calls:
168.0ms
(pow (exp (* t t)) (/ 1 2.0))
13.0ms
(exp (* t t))
285.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (exp (* t t)) (/ 1 2.0)))
144.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

simplify1.8s

Counts
98 → 98
Iterations

Useful iterations: done (1.8s)

IterNodesCost
01941497
15481370
226931212
done50011204

prune473.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize37.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (exp t) t)
0.0b
(pow (pow (exp t) t) (/ 1 2.0))
0.0b
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (pow (exp t) t) (/ 1 2.0)))
0.2b
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

rewrite240.0ms

Algorithm
rewrite-expression-head
Rules
26×add-exp-log
23×add-sqr-sqrt unpow-prod-down
21×add-cube-cbrt *-un-lft-identity
16×pow-unpow prod-exp
15×associate-*r*
13×pow-exp
11×add-cbrt-cube
times-frac
pow1 pow-to-exp
associate-*l/
pow-pow sqr-pow
associate-*l* cbrt-unprod add-log-exp
exp-prod
flip3-- *-commutative flip--
pow-prod-down sqrt-prod div-inv unswap-sqr
Counts
4 → 108
Calls
4 calls:
7.0ms
(pow (exp t) t)
15.0ms
(pow (pow (exp t) t) (/ 1 2.0))
144.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (pow (exp t) t) (/ 1 2.0)))
69.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

series726.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(pow (exp t) t)
190.0ms
(pow (pow (exp t) t) (/ 1 2.0))
335.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (pow (exp t) t) (/ 1 2.0)))
149.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

simplify2.1s

Counts
120 → 120
Iterations

Useful iterations: done (2.1s)

IterNodesCost
02251829
16441666
231311500
done50001496

prune552.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (exp t) t)
0.0b
(* (* (pow (pow (exp t) t) (/ 1/2 2.0)) (* (sqrt (* z 2.0)) (- (* x 0.5) y))) (pow (pow (exp t) t) (/ (/ 1 2.0) 2)))
0.0b
(* (pow (pow (exp t) t) (/ 1/2 2.0)) (* (sqrt (* z 2.0)) (- (* x 0.5) y)))
0.2b
(* (sqrt (* z 2.0)) (- (* x 0.5) y))

rewrite595.0ms

Algorithm
rewrite-expression-head
Rules
147×add-exp-log
146×prod-exp
93×pow-exp
47×pow-to-exp
23×unpow-prod-down
20×add-cbrt-cube
17×add-sqr-sqrt
16×associate-*l*
15×add-cube-cbrt *-un-lft-identity associate-*r*
10×distribute-rgt-in distribute-lft-in associate-*r/ cbrt-unprod
pow1
sub-neg
sqr-pow
pow-pow add-log-exp
pow-unpow exp-prod flip3-- *-commutative flip--
associate-*l/
pow-prod-down sqrt-prod unswap-sqr
Counts
4 → 167
Calls
4 calls:
7.0ms
(pow (exp t) t)
373.0ms
(* (* (pow (pow (exp t) t) (/ 1/2 2.0)) (* (sqrt (* z 2.0)) (- (* x 0.5) y))) (pow (pow (exp t) t) (/ (/ 1 2.0) 2)))
128.0ms
(* (pow (pow (exp t) t) (/ 1/2 2.0)) (* (sqrt (* z 2.0)) (- (* x 0.5) y)))
74.0ms
(* (sqrt (* z 2.0)) (- (* x 0.5) y))

series932.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(pow (exp t) t)
373.0ms
(* (* (pow (pow (exp t) t) (/ 1/2 2.0)) (* (sqrt (* z 2.0)) (- (* x 0.5) y))) (pow (pow (exp t) t) (/ (/ 1 2.0) 2)))
319.0ms
(* (pow (pow (exp t) t) (/ 1/2 2.0)) (* (sqrt (* z 2.0)) (- (* x 0.5) y)))
203.0ms
(* (sqrt (* z 2.0)) (- (* x 0.5) y))

simplify2.5s

Counts
179 → 179
Iterations

Useful iterations: done (2.5s)

IterNodesCost
03164636
19344266
240883306
done50023278

prune588.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

regimes1.1s

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify9.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02536
13636
24036
34136
done4136

end0.0ms

sample5.8s

Algorithm
intervals
Results
2.4s18159×body80nan
1.7s17980×body80valid