Details

Time bar (total: 13.7s)

sample155.0ms

Algorithm
intervals
Results
60.0ms52×body2560valid
43.0ms74×body1280valid
14.0ms37×body640valid
8.0msbody5120valid
5.0ms21×body320valid
5.0ms63×body80valid
1.0msbody160valid

simplify1.5s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02327
14227
29627
319927
435227
553927
673727
797027
8107227
9112227
10112627
done112627

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 45.7b

localize23.0ms

Local error

Found 4 expressions with local error:

1.4b
(* (* (+ (* y 2.0) 1.0) z) t)
2.0b
(* (* (+ (* a 2.0) 1.0) b) t)
31.5b
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
36.4b
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

rewrite34.0ms

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:
15.0ms
(* (* (+ (* y 2.0) 1.0) z) t)
15.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
1.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
2.0ms
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

series157.0ms

Counts
4 → 12
Calls
4 calls:
40.0ms
(* (* (+ (* y 2.0) 1.0) z) t)
44.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
34.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
37.0ms
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

simplify598.0ms

Counts
66 → 66
Iterations

Useful iterations: 2 (123.0ms)

IterNodesCost
0138888
1379878
21568714
done5000714

prune329.0ms

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 41.2b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ (* a 2.0) 1.0) b)
0.1b
(* (* x 1) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
2.0b
(* (* (+ (* a 2.0) 1.0) b) t)
31.5b
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

rewrite34.0ms

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:
10.0ms
(* (+ (* a 2.0) 1.0) b)
7.0ms
(* (* x 1) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
15.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
2.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

series187.0ms

Counts
4 → 12
Calls
4 calls:
38.0ms
(* (+ (* a 2.0) 1.0) b)
71.0ms
(* (* x 1) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
44.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
34.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

simplify2.7s

Counts
78 → 78
Iterations

Useful iterations: 3 (813.0ms)

IterNodesCost
01271134
13331070
21228874
34320866
done5000866

prune323.0ms

Pruning

29 alts after pruning (29 fresh and 0 done)

Merged error: 40.1b

localize5.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify1.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000
done00

prune96.0ms

Pruning

29 alts after pruning (28 fresh and 1 done)

Merged error: 40.1b

localize16.0ms

Local error

Found 3 expressions with local error:

0.1b
(* (* x 1) (cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0)))
2.4b
(* (+ (* a 2.0) 1.0) (* b t))
31.5b
(cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
15×add-exp-log
13×pow1 add-cbrt-cube
prod-exp
pow-prod-down cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r* associate-*l*
add-log-exp
associate-*l/ *-commutative
flip3-+ 1-exp flip-+
Counts
3 → 46
Calls
3 calls:
6.0ms
(* (* x 1) (cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0)))
13.0ms
(* (+ (* a 2.0) 1.0) (* b t))
2.0ms
(cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0))

series142.0ms

Counts
3 → 9
Calls
3 calls:
65.0ms
(* (* x 1) (cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0)))
43.0ms
(* (+ (* a 2.0) 1.0) (* b t))
34.0ms
(cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0))

simplify1.3s

Counts
55 → 55
Iterations

Useful iterations: 3 (386.0ms)

IterNodesCost
0105898
1289839
2942677
32954669
done5000669

prune136.0ms

Pruning

30 alts after pruning (29 fresh and 1 done)

Merged error: 39.9b

regimes1.6s

Accuracy

0% (4.4b remaining)

Error of 44.2b against oracle of 39.9b and baseline of 44.2b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 2 (1.0ms)

IterNodesCost
088
1118
2136
done136

end0.0ms

sample4.4s

Algorithm
intervals
Results
1.9s1769×body2560valid
1.3s2278×body1280valid
440.0ms1193×body640valid
160.0ms1900×body80valid
146.0ms576×body320valid
101.0ms41×body5120valid
42.0ms243×body160valid