Details

Time bar (total: 15.5s)

sample168.0ms

Algorithm
intervals
Results
64.0ms52×body2560valid
45.0ms74×body1280valid
14.0ms37×body640valid
9.0msbody5120valid
6.0ms21×body320valid
6.0ms63×body80valid
1.0msbody160valid

simplify1.6s

Counts
1 → 1
Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
02327
14425
210025
321125
438525
560825
685025
7111425
8122425
9129825
10132625
done132625

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 45.7b

localize25.0ms

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))

rewrite37.0ms

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
expm1-log1p-u log1p-expm1-u add-log-exp
flip3-+ associate-*l* *-commutative flip-+
Counts
4 → 62
Calls
4 calls:
17.0ms
(* (* (+ (* y 2.0) 1.0) z) t)
16.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
2.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
2.0ms
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

series181.0ms

Counts
4 → 12
Calls
4 calls:
46.0ms
(* (* (+ (* y 2.0) 1.0) z) t)
52.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
39.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))
44.0ms
(cos (/ (* (* (+ (* y 2.0) 1.0) z) t) 16.0))

simplify766.0ms

Counts
74 → 74
Iterations

Useful iterations: 2 (197.0ms)

IterNodesCost
0146980
1382886
21515744
done5000744

prune470.0ms

Pruning

19 alts after pruning (19 fresh and 0 done)

Merged error: 41.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (+ (* a 2.0) 1.0) b)
0.1b
(* (* x (cos (/ 0 16.0))) (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))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
16×pow1 add-exp-log add-cbrt-cube
10×add-sqr-sqrt
associate-*r*
add-cube-cbrt *-un-lft-identity
pow-prod-down prod-exp cbrt-unprod
associate-*l/
associate-*l*
expm1-log1p-u log1p-expm1-u add-log-exp
*-commutative
flip3-+ flip-+
unswap-sqr
Counts
4 → 73
Calls
4 calls:
11.0ms
(* (+ (* a 2.0) 1.0) b)
11.0ms
(* (* x (cos (/ 0 16.0))) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
16.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
2.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

series217.0ms

Counts
4 → 12
Calls
4 calls:
50.0ms
(* (+ (* a 2.0) 1.0) b)
76.0ms
(* (* x (cos (/ 0 16.0))) (cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0)))
51.0ms
(* (* (+ (* a 2.0) 1.0) b) t)
39.0ms
(cos (/ (* (* (+ (* a 2.0) 1.0) b) t) 16.0))

simplify2.4s

Counts
85 → 85
Iterations

Useful iterations: 3 (995.0ms)

IterNodesCost
01351290
13291096
21198910
34288862
done5000862

prune465.0ms

Pruning

32 alts after pruning (32 fresh and 0 done)

Merged error: 39.9b

localize1.0ms

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

prune131.0ms

Pruning

32 alts after pruning (31 fresh and 1 done)

Merged error: 39.9b

localize20.0ms

Local error

Found 3 expressions with local error:

0.1b
(* (* x (cos (/ 0 16.0))) (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))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
13×pow1 add-exp-log add-cbrt-cube
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
associate-*r* associate-*l*
expm1-log1p-u log1p-expm1-u add-log-exp
associate-*l/ *-commutative
flip3-+ flip-+
Counts
3 → 51
Calls
3 calls:
7.0ms
(* (* x (cos (/ 0 16.0))) (cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0)))
14.0ms
(* (+ (* a 2.0) 1.0) (* b t))
2.0ms
(cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0))

series161.0ms

Counts
3 → 9
Calls
3 calls:
74.0ms
(* (* x (cos (/ 0 16.0))) (cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0)))
49.0ms
(* (+ (* a 2.0) 1.0) (* b t))
38.0ms
(cos (/ (* (+ (* a 2.0) 1.0) (* b t)) 16.0))

simplify1.5s

Counts
60 → 60
Iterations

Useful iterations: 3 (491.0ms)

IterNodesCost
01111038
1286877
2994721
33204673
done5000673

prune226.0ms

Pruning

32 alts after pruning (31 fresh and 1 done)

Merged error: 39.8b

regimes2.1s

Accuracy

0% (4.5b remaining)

Error of 44.2b against oracle of 39.8b and baseline of 44.2b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
011
done11

end0.0ms

sample5.1s

Algorithm
intervals
Results
2.0s1769×body2560valid
1.4s2278×body1280valid
489.0ms1193×body640valid
417.0ms1900×body80valid
163.0ms576×body320valid
110.0ms41×body5120valid
51.0ms243×body160valid