Details

Time bar (total: 26.8s)

sample198.0ms

Algorithm
intervals
Results
58.0ms290×body80nan
30.0ms45×body1280valid
21.0ms198×body80valid
14.0ms29×body640valid
7.0msbody2560valid
4.0ms11×body320valid
2.0msbody160valid

simplify145.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01819
13319
25819
38219
49719
510419
610619
done10619

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.3b

localize43.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* z t) 3.0)
0.2b
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
0.3b
(/ a (* b 3.0))
20.9b
(cos (- y (/ (* z t) 3.0)))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
23×cos-sum
22×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
21×prod-diff
19×add-exp-log add-cbrt-cube
15×times-frac
pow1
prod-exp cbrt-unprod div-inv
cbrt-undiv expm1-log1p-u div-exp associate-/r* log1p-expm1-u associate-/l* add-log-exp
cos-diff associate-*r* pow-prod-down
frac-2neg clear-num
distribute-rgt-in sub-neg distribute-lft-in associate-*l* *-commutative
Counts
4 → 101
Calls
4 calls:
17.0ms
(/ (* z t) 3.0)
50.0ms
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
14.0ms
(/ a (* b 3.0))
42.0ms
(cos (- y (/ (* z t) 3.0)))

series263.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(/ (* z t) 3.0)
136.0ms
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
32.0ms
(/ a (* b 3.0))
60.0ms
(cos (- y (/ (* z t) 3.0)))

simplify1.7s

Counts
113 → 113
Iterations

Useful iterations: done (1.7s)

IterNodesCost
03272847
16662377
218561875
done50001638

prune697.0ms

Pruning

24 alts after pruning (24 fresh and 0 done)

Merged error: 13.6b

localize50.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ a (* b 3.0))
0.3b
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
0.4b
(/ t (cbrt 3.0))
20.6b
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

rewrite138.0ms

Algorithm
rewrite-expression-head
Rules
53×add-sqr-sqrt
49×times-frac
37×add-cube-cbrt *-un-lft-identity
32×add-exp-log
24×add-cbrt-cube
23×cbrt-prod
22×associate-*r*
10×cbrt-undiv div-exp
prod-exp cbrt-unprod
associate-*l* associate-/r*
pow1 associate-/l* unswap-sqr
cos-sum
expm1-log1p-u log1p-expm1-u div-inv add-log-exp
prod-diff
frac-2neg clear-num
cos-diff frac-times sub-neg associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 140
Calls
4 calls:
14.0ms
(/ a (* b 3.0))
84.0ms
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
11.0ms
(/ t (cbrt 3.0))
20.0ms
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

series435.0ms

Counts
4 → 12
Calls
4 calls:
26.0ms
(/ a (* b 3.0))
149.0ms
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
99.0ms
(/ t (cbrt 3.0))
161.0ms
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

simplify2.0s

Counts
152 → 152
Iterations

Useful iterations: done (2.0s)

IterNodesCost
02562208
15912138
220681722
done50001518

prune1.1s

Pruning

29 alts after pruning (29 fresh and 0 done)

Merged error: 13.5b

localize44.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (/ a b) 3.0)
0.3b
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
0.4b
(/ t (cbrt 3.0))
20.6b
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

rewrite147.0ms

Algorithm
rewrite-expression-head
Rules
121×times-frac
93×add-sqr-sqrt
77×add-cube-cbrt *-un-lft-identity
32×add-exp-log
24×add-cbrt-cube
23×cbrt-prod
22×associate-*r*
16×associate-/l*
11×cbrt-undiv div-exp
associate-/r*
prod-exp cbrt-unprod div-inv
associate-*l*
pow1 unswap-sqr
cos-sum
expm1-log1p-u log1p-expm1-u add-log-exp
prod-diff
frac-2neg clear-num
cos-diff frac-times sub-neg associate-*r/ pow-prod-down associate-*l/ *-commutative associate-/l/
Counts
4 → 189
Calls
4 calls:
24.0ms
(/ (/ a b) 3.0)
64.0ms
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
11.0ms
(/ t (cbrt 3.0))
31.0ms
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

series445.0ms

Counts
4 → 12
Calls
4 calls:
26.0ms
(/ (/ a b) 3.0)
125.0ms
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
109.0ms
(/ t (cbrt 3.0))
184.0ms
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

simplify2.3s

Counts
201 → 201
Iterations

Useful iterations: done (2.2s)

IterNodesCost
03532885
18072769
224742351
done50002147

prune1.6s

Pruning

28 alts after pruning (28 fresh and 0 done)

Merged error: 13.5b

localize46.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (/ 1 b) 3.0)
0.3b
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
0.4b
(/ t (cbrt 3.0))
20.6b
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

rewrite127.0ms

Algorithm
rewrite-expression-head
Rules
121×times-frac
93×add-sqr-sqrt
77×add-cube-cbrt *-un-lft-identity
36×add-exp-log
24×add-cbrt-cube
23×cbrt-prod
22×associate-*r*
16×associate-/l*
14×div-exp
11×cbrt-undiv
associate-/r*
prod-exp cbrt-unprod div-inv
associate-*l*
pow1 unswap-sqr
cos-sum
expm1-log1p-u log1p-expm1-u add-log-exp
prod-diff
frac-2neg clear-num
cos-diff frac-times sub-neg rec-exp 1-exp associate-*r/ pow-prod-down associate-*l/ *-commutative associate-/l/
Counts
4 → 191
Calls
4 calls:
20.0ms
(/ (/ 1 b) 3.0)
68.0ms
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
7.0ms
(/ t (cbrt 3.0))
18.0ms
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

series395.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(/ (/ 1 b) 3.0)
138.0ms
(* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))
74.0ms
(/ t (cbrt 3.0))
154.0ms
(cos (- y (* (/ z (* (cbrt 3.0) (cbrt 3.0))) (/ t (cbrt 3.0)))))

simplify1.9s

Counts
203 → 203
Iterations

Useful iterations: done (1.9s)

IterNodesCost
03462892
17812701
222362260
done50002056

prune1.1s

Pruning

28 alts after pruning (28 fresh and 0 done)

Merged error: 13.5b

regimes3.9s

Accuracy

54% (2.0b remaining)

Error of 18.3b against oracle of 16.3b and baseline of 20.7b

bsearch3.0ms

simplify7.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03958
14858
done4858

end0.0ms

sample7.9s

Algorithm
intervals
Results
2.1s9310×body80nan
1.9s1644×body1280valid
1.0s5609×body80valid
524.0ms909×body640valid
472.0ms366×body2560valid
231.0ms412×body320valid
52.0ms217×body160valid