Details

Time bar (total: 21.2s)

sample132.0ms

Algorithm
intervals
Results
43.0ms605×body80valid
32.0ms563×body80nan

simplify1.8s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

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

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (* t t) 2.0)
0.0b
(exp (/ (* t t) 2.0))
0.0b
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (exp (/ (* t t) 2.0)))
0.3b
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

rewrite259.0ms

Algorithm
rewrite-expression-head
Rules
16×add-cbrt-cube
14×add-exp-log
13×add-sqr-sqrt
11×pow1 add-cube-cbrt *-un-lft-identity
exp-prod associate-*r*
times-frac associate-*l/
prod-exp cbrt-unprod add-log-exp
associate-*l* pow-prod-down
associate-/r*
cbrt-undiv flip3-- div-exp *-commutative flip-- div-inv
frac-2neg clear-num sqrt-prod rem-exp-log associate-/l* unswap-sqr
Counts
4 → 77
Calls
4 calls:
10.0ms
(/ (* t t) 2.0)
6.0ms
(exp (/ (* t t) 2.0))
171.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (exp (/ (* t t) 2.0)))
70.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

series362.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(/ (* t t) 2.0)
24.0ms
(exp (/ (* t t) 2.0))
192.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (exp (/ (* t t) 2.0)))
109.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

simplify1.5s

Counts
89 → 89
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01751210
14791155
22656998
done5002988

prune422.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize34.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (exp t) (/ t 2.0)))
0.3b
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

rewrite190.0ms

Algorithm
rewrite-expression-head
Rules
15×add-exp-log
11×associate-*r*
10×prod-exp
add-cbrt-cube
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity associate-*l/
pow1 associate-*l* cbrt-unprod
unpow-prod-down
pow-to-exp flip3-- pow-exp *-commutative flip-- add-log-exp
pow-prod-down sqrt-prod unswap-sqr sqr-pow
Counts
2 → 47
Calls
2 calls:
114.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (exp t) (/ t 2.0)))
75.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

series402.0ms

Counts
2 → 6
Calls
2 calls:
237.0ms
(* (* (- (* x 0.5) y) (sqrt (* z 2.0))) (pow (exp t) (/ t 2.0)))
164.0ms
(* (- (* x 0.5) y) (sqrt (* z 2.0)))

simplify1.6s

Counts
53 → 53
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01451004
1391934
21836826
done5001820

prune334.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize35.0ms

Local error

Found 3 expressions with local error:

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

rewrite489.0ms

Algorithm
rewrite-expression-head
Rules
31×add-exp-log
22×prod-exp
19×add-cbrt-cube
16×associate-*r*
14×add-sqr-sqrt
10×pow1 add-cube-cbrt *-un-lft-identity cbrt-unprod
associate-*l*
sqrt-prod
associate-*r/ associate-*l/
pow-prod-down
pow-to-exp unpow-prod-down flip3-- pow-exp *-commutative flip-- add-log-exp
distribute-rgt-in sub-neg distribute-lft-in unswap-sqr
sqr-pow
Counts
3 → 81
Calls
3 calls:
304.0ms
(* (* (* (sqrt z) (- (* x 0.5) y)) (sqrt 2.0)) (pow (exp t) (/ t 2.0)))
66.0ms
(* (sqrt z) (- (* x 0.5) y))
115.0ms
(* (* (sqrt z) (- (* x 0.5) y)) (sqrt 2.0))

series836.0ms

Counts
3 → 9
Calls
3 calls:
381.0ms
(* (* (* (sqrt z) (- (* x 0.5) y)) (sqrt 2.0)) (pow (exp t) (/ t 2.0)))
138.0ms
(* (sqrt z) (- (* x 0.5) y))
317.0ms
(* (* (sqrt z) (- (* x 0.5) y)) (sqrt 2.0))

simplify2.8s

Counts
90 → 90
Iterations

Useful iterations: done (2.8s)

IterNodesCost
01991642
15531526
231361331
done50001315

prune377.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0b

localize37.0ms

Local error

Found 3 expressions with local error:

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

rewrite211.0ms

Algorithm
rewrite-expression-head
Rules
31×add-exp-log
24×add-sqr-sqrt
22×prod-exp
19×add-cbrt-cube
13×associate-*l*
11×associate-*r*
10×pow1 add-cube-cbrt *-un-lft-identity sqrt-prod cbrt-unprod
unswap-sqr
unpow-prod-down
associate-*r/ pow-prod-down
pow-to-exp pow-exp *-commutative add-log-exp sqr-pow
distribute-rgt-in sub-neg flip3-- distribute-lft-in associate-*l/ flip--
Counts
3 → 85
Calls
3 calls:
28.0ms
(* (sqrt 2.0) (pow (exp t) (/ t 2.0)))
45.0ms
(* (sqrt z) (- (* x 0.5) y))
132.0ms
(* (* (sqrt z) (- (* x 0.5) y)) (* (sqrt 2.0) (pow (exp t) (/ t 2.0))))

series509.0ms

Counts
3 → 9
Calls
3 calls:
111.0ms
(* (sqrt 2.0) (pow (exp t) (/ t 2.0)))
107.0ms
(* (sqrt z) (- (* x 0.5) y))
290.0ms
(* (* (sqrt z) (- (* x 0.5) y)) (* (sqrt 2.0) (pow (exp t) (/ t 2.0))))

simplify1.4s

Counts
94 → 94
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01811627
14841528
222731335
done50001317

prune394.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes698.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01517
11917
done1917

end0.0ms

sample6.3s

Algorithm
intervals
Results
2.6s17995×body80valid
1.7s17867×body80nan