Details

Time bar (total: 19.3s)

sample177.0ms

Algorithm
intervals
Results
52.0ms367×body80nan
28.0ms52×body1280valid
16.0ms186×body80valid
13.0ms13×body2560valid
10.0ms27×body640valid
4.0ms13×body320valid
1.0msbody160valid

simplify100.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01819
13219
25419
37619
48919
59219
done9219

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 21.3b

localize28.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* z t) 3.0)
0.2b
(/ a (* b 3.0))
0.3b
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
25.0b
(cos (- y (/ (* z t) 3.0)))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
19×add-exp-log add-cbrt-cube
pow1 add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
prod-exp cbrt-unprod
cbrt-undiv div-exp associate-/r* associate-/l* add-log-exp
cos-diff associate-*r* pow-prod-down
cos-sum frac-2neg clear-num div-inv
distribute-rgt-in sub-neg distribute-lft-in associate-*l* *-commutative
Counts
4 → 72
Calls
4 calls:
14.0ms
(/ (* z t) 3.0)
11.0ms
(/ a (* b 3.0))
37.0ms
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
33.0ms
(cos (- y (/ (* z t) 3.0)))

series208.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(/ (* z t) 3.0)
26.0ms
(/ a (* b 3.0))
117.0ms
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
38.0ms
(cos (- y (/ (* z t) 3.0)))

simplify1.1s

Counts
84 → 84
Iterations

Useful iterations: done (1.1s)

IterNodesCost
0170993
1420965
21962821
done5001813

prune424.0ms

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 17.1b

localize32.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ a (* b 3.0))
0.3b
(* (* 2.0 (sqrt x)) (+ (* (cos (/ (* z t) 3.0)) (cos y)) (* (sin y) (sin (/ (* z t) 3.0)))))
30.2b
(cos (/ (* z t) 3.0))
30.2b
(sin (/ (* z t) 3.0))

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
14×add-exp-log add-cbrt-cube
pow1
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
prod-exp cbrt-unprod add-log-exp
times-frac associate-*r/ associate-*r* pow-prod-down associate-/l*
cbrt-undiv div-exp
distribute-rgt-in frac-2neg distribute-lft-in flip3-+ associate-*l* frac-add clear-num associate-/r* cos-mult *-commutative flip-+ div-inv sin-mult
Counts
4 → 58
Calls
4 calls:
13.0ms
(/ a (* b 3.0))
65.0ms
(* (* 2.0 (sqrt x)) (+ (* (cos (/ (* z t) 3.0)) (cos y)) (* (sin y) (sin (/ (* z t) 3.0)))))
4.0ms
(cos (/ (* z t) 3.0))
4.0ms
(sin (/ (* z t) 3.0))

series354.0ms

Counts
4 → 12
Calls
4 calls:
28.0ms
(/ a (* b 3.0))
295.0ms
(* (* 2.0 (sqrt x)) (+ (* (cos (/ (* z t) 3.0)) (cos y)) (* (sin y) (sin (/ (* z t) 3.0)))))
13.0ms
(cos (/ (* z t) 3.0))
19.0ms
(sin (/ (* z t) 3.0))

simplify1.2s

Counts
70 → 70
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01661246
14521223
222241031
done50001025

prune537.0ms

Pruning

26 alts after pruning (26 fresh and 0 done)

Merged error: 17.0b

localize56.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ a (* b 3.0))
0.3b
(* (* 2.0 (sqrt x)) (+ (* (cos (* 0.3333333333333333 (* t z))) (cos y)) (* (sin y) (sin (/ (* z t) 3.0)))))
29.9b
(cos (* 0.3333333333333333 (* t z)))
30.2b
(sin (/ (* z t) 3.0))

rewrite177.0ms

Algorithm
rewrite-expression-head
Rules
14×add-exp-log add-cbrt-cube
pow1
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
prod-exp cbrt-unprod add-log-exp
times-frac associate-*r/ associate-*r* pow-prod-down associate-/l*
cbrt-undiv div-exp
distribute-rgt-in frac-2neg distribute-lft-in flip3-+ associate-*l* frac-add clear-num associate-/r* cos-mult *-commutative flip-+ div-inv sin-mult
Counts
4 → 58
Calls
4 calls:
18.0ms
(/ a (* b 3.0))
134.0ms
(* (* 2.0 (sqrt x)) (+ (* (cos (* 0.3333333333333333 (* t z))) (cos y)) (* (sin y) (sin (/ (* z t) 3.0)))))
19.0ms
(cos (* 0.3333333333333333 (* t z)))
4.0ms
(sin (/ (* z t) 3.0))

series383.0ms

Counts
4 → 12
Calls
4 calls:
20.0ms
(/ a (* b 3.0))
319.0ms
(* (* 2.0 (sqrt x)) (+ (* (cos (* 0.3333333333333333 (* t z))) (cos y)) (* (sin y) (sin (/ (* z t) 3.0)))))
15.0ms
(cos (* 0.3333333333333333 (* t z)))
29.0ms
(sin (/ (* z t) 3.0))

simplify1.2s

Counts
70 → 70
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01641246
14511223
222381031
done50011025

prune521.0ms

Pruning

26 alts after pruning (26 fresh and 0 done)

Merged error: 17.0b

localize88.0ms

Local error

Found 4 expressions with local error:

30.2b
(sin (/ (* z t) 3.0))
30.2b
(sin (/ (* z t) 3.0))
30.2b
(sin (/ (* z t) 3.0))
30.2b
(sin (/ (* z t) 3.0))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-cbrt-cube add-log-exp
Counts
4 → 28
Calls
4 calls:
5.0ms
(sin (/ (* z t) 3.0))
5.0ms
(sin (/ (* z t) 3.0))
5.0ms
(sin (/ (* z t) 3.0))
5.0ms
(sin (/ (* z t) 3.0))

series394.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(sin (/ (* z t) 3.0))
23.0ms
(sin (/ (* z t) 3.0))
323.0ms
(sin (/ (* z t) 3.0))
24.0ms
(sin (/ (* z t) 3.0))

simplify1.5s

Counts
40 → 40
Iterations

Useful iterations: 2 (8.0ms)

IterNodesCost
017348
123348
236300
347300
456300
590300
6166300
7353300
81150300
done5000300

prune444.0ms

Pruning

28 alts after pruning (28 fresh and 0 done)

Merged error: 17.0b

regimes3.5s

Accuracy

51.3% (1.9b remaining)

Error of 18.3b against oracle of 16.5b and baseline of 20.3b

bsearch3.0ms

simplify8.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
050123
164123
265123
done65123

end0.0ms

sample6.7s

Algorithm
intervals
Results
1.5s9172×body80nan
1.2s1604×body1280valid
817.0ms5579×body80valid
801.0ms934×body640valid
409.0ms383×body2560valid
392.0ms207×body160valid
210.0ms417×body320valid