Details

Time bar (total: 22.3s)

sample318.0ms

Algorithm
intervals
Results
119.0ms74×body1280valid
108.0ms53×body2560valid
24.0ms35×body640valid
11.0ms23×body320valid
9.0ms59×body80valid
4.0ms12×body160valid

simplify2.9s

Counts
1 → 1
Iterations

Useful iterations: 0 (3.0ms)

IterNodesCost
02327
14227
29827
322127
439127
560827
682627
798227
8107227
9121627
10122827
done122827

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 45.7b

localize29.0ms

Local error

Found 4 expressions with local error:

2.7b
(* (* (+ (* a 2.0) 1.0) b) t)
2.9b
(* (* (+ (* y 2.0) 1.0) z) t)
34.1b
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
35.0b
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

rewrite157.0ms

Algorithm
rewrite-expression-head
Rules
14×pow1 add-exp-log add-cbrt-cube
associate-*l/
add-sqr-sqrt add-cube-cbrt *-un-lft-identity associate-*r* pow-prod-down prod-exp cbrt-unprod
add-log-exp
flip3-+ associate-*l* *-commutative flip-+
Counts
4 → 54
Calls
4 calls:
74.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
71.0ms
(* (* (+ (* y 2.0) 1.0) z) t)
5.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
5.0ms
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

series201.0ms

Counts
4 → 12
Calls
4 calls:
46.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
62.0ms
(* (* (+ (* y 2.0) 1.0) z) t)
44.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
50.0ms
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

simplify1.3s

Counts
66 → 66
Iterations

Useful iterations: done (1.3s)

IterNodesCost
0138888
1365878
21549714
done5000706

prune522.0ms

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 41.2b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ (* a 2.0) 1.0) b)
0.2b
(* (* x 1) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
2.7b
(* (* (+ (* a 2.0) 1.0) b) t)
34.1b
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

rewrite136.0ms

Algorithm
rewrite-expression-head
Rules
18×add-exp-log
16×pow1 add-cbrt-cube
10×add-sqr-sqrt
associate-*r* prod-exp
add-cube-cbrt *-un-lft-identity
pow-prod-down cbrt-unprod
associate-*l/
associate-*l*
add-log-exp
*-commutative
flip3-+ flip-+
1-exp unswap-sqr
Counts
4 → 66
Calls
4 calls:
31.0ms
(* (+ (* a 2.0) 1.0) b)
30.0ms
(* (* x 1) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
66.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
7.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

series279.0ms

Counts
4 → 12
Calls
4 calls:
64.0ms
(* (+ (* a 2.0) 1.0) b)
96.0ms
(* (* x 1) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
63.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
56.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

simplify2.4s

Counts
78 → 78
Iterations

Useful iterations: 3 (1.3s)

IterNodesCost
01271134
12991070
21004880
33456866
done5000866

prune430.0ms

Pruning

33 alts after pruning (33 fresh and 0 done)

Merged error: 40.0b

localize9.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
000
done00

prune181.0ms

Pruning

33 alts after pruning (32 fresh and 1 done)

Merged error: 40.0b

localize32.0ms

Local error

Found 4 expressions with local error:

0.4b
(cbrt (pow (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)) 3))
0.5b
(pow (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)) 3)
2.7b
(* (* (+ (* a 2.0) 1.0) b) t)
34.1b
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

rewrite65.0ms

Algorithm
rewrite-expression-head
Rules
12×cbrt-prod
11×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
10×pow1 add-exp-log add-cbrt-cube
unpow-prod-down cube-prod
associate-*l/ add-log-exp
pow-unpow associate-*r* pow-prod-down prod-exp cbrt-unprod
cube-mult unpow3 sqr-pow
pow-to-exp pow-pow flip3-+ pow1/3 associate-*l* pow-exp *-commutative rem-cbrt-cube flip-+ rem-cube-cbrt
Counts
4 → 71
Calls
4 calls:
3.0ms
(cbrt (pow (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)) 3))
3.0ms
(pow (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)) 3)
50.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
7.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

series247.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(cbrt (pow (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)) 3))
89.0ms
(pow (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)) 3)
46.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
47.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

simplify1.6s

Counts
83 → 83
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01161555
12801365
29891172
done50001158

prune270.0ms

Pruning

35 alts after pruning (34 fresh and 1 done)

Merged error: 40.0b

regimes2.6s

Accuracy

0% (4.2b remaining)

Error of 44.3b against oracle of 40.1b and baseline of 44.3b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
088
1111
done111

end0.0ms

sample8.4s

Algorithm
intervals
Results
3.9s1851×body2560valid
2.4s2229×body1280valid
739.0ms1184×body640valid
316.0ms594×body320valid
315.0ms1890×body80valid
63.0ms24×body5120valid
55.0ms228×body160valid