Details

Time bar (total: 27.1s)

sample176.0ms

Algorithm
intervals
Results
31.0ms270×body80nan
30.0ms51×body1280valid
29.0ms174×body80valid
15.0ms16×body2560valid
13.0ms30×body640valid
3.0ms11×body320valid
2.0msbody160valid

simplify110.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01819
13219
25419
37519
48719
58919
done8919

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 19.8b

localize31.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ a (* b 3.0))
0.2b
(/ (* z t) 3.0)
0.2b
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
26.4b
(cos (- y (/ (* z t) 3.0)))

rewrite94.0ms

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:
15.0ms
(/ a (* b 3.0))
11.0ms
(/ (* z t) 3.0)
34.0ms
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
32.0ms
(cos (- y (/ (* z t) 3.0)))

series232.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(/ a (* b 3.0))
21.0ms
(/ (* z t) 3.0)
129.0ms
(* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0))))
59.0ms
(cos (- y (/ (* z t) 3.0)))

simplify2.8s

Counts
84 → 84
Iterations

Useful iterations: 2 (205.0ms)

IterNodesCost
0170993
1399961
21334813
34843813
done5000813

prune435.0ms

Pruning

20 alts after pruning (20 fresh and 0 done)

Merged error: 16.6b

localize37.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (* z t) 3.0)
0.3b
(* (sin y) (sin (- (/ (* z t) 3.0))))
29.7b
(cos (/ (* z t) 3.0))
30.0b
(sin (- (/ (* z t) 3.0)))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
11×add-exp-log add-cbrt-cube
10×add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
pow1
add-log-exp
times-frac associate-*r* associate-*l* associate-/r*
cbrt-undiv div-exp prod-exp sin-neg cbrt-unprod
neg-sub0 frac-2neg pow-prod-down clear-num sin-diff *-commutative distribute-rgt-neg-out div-inv sin-mult associate-/l* unswap-sqr
Counts
4 → 57
Calls
4 calls:
11.0ms
(/ (* z t) 3.0)
29.0ms
(* (sin y) (sin (- (/ (* z t) 3.0))))
5.0ms
(cos (/ (* z t) 3.0))
10.0ms
(sin (- (/ (* z t) 3.0)))

series126.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(/ (* z t) 3.0)
59.0ms
(* (sin y) (sin (- (/ (* z t) 3.0))))
14.0ms
(cos (/ (* z t) 3.0))
29.0ms
(sin (- (/ (* z t) 3.0)))

simplify2.4s

Counts
69 → 69
Iterations

Useful iterations: 2 (137.0ms)

IterNodesCost
0109696
1221683
2679577
32538577
done5000577

prune613.0ms

Pruning

28 alts after pruning (28 fresh and 0 done)

Merged error: 16.5b

localize57.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ 3.0 (* z t))
0.4b
(/ 1 (/ 3.0 (* z t)))
29.7b
(cos (/ (* z t) 3.0))
30.0b
(sin (- (/ 1 (/ 3.0 (* z t)))))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
30×add-exp-log
22×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×add-cbrt-cube
14×div-exp
associate-/r*
cbrt-undiv
div-inv associate-/l*
pow1
prod-exp add-log-exp
rec-exp 1-exp
frac-2neg clear-num cbrt-unprod
neg-sub0 pow-flip sin-neg associate-/r/ sin-diff inv-pow
Counts
4 → 93
Calls
4 calls:
14.0ms
(/ 3.0 (* z t))
19.0ms
(/ 1 (/ 3.0 (* z t)))
4.0ms
(cos (/ (* z t) 3.0))
20.0ms
(sin (- (/ 1 (/ 3.0 (* z t)))))

series84.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(/ 3.0 (* z t))
20.0ms
(/ 1 (/ 3.0 (* z t)))
12.0ms
(cos (/ (* z t) 3.0))
24.0ms
(sin (- (/ 1 (/ 3.0 (* z t)))))

simplify3.4s

Counts
105 → 105
Iterations

Useful iterations: 3 (1.9s)

IterNodesCost
01501098
1307955
2786776
33464758
done5000758

prune673.0ms

Pruning

26 alts after pruning (26 fresh and 0 done)

Merged error: 16.5b

localize53.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ 1 (* z t))
0.5b
(/ (/ 1 3.0) (/ 1 (* z t)))
29.7b
(cos (/ (* z t) 3.0))
30.0b
(sin (- (/ (/ 1 3.0) (/ 1 (* z t)))))

rewrite149.0ms

Algorithm
rewrite-expression-head
Rules
208×times-frac
98×add-exp-log
90×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
62×div-exp
30×add-cbrt-cube
24×div-inv
17×rec-exp 1-exp
16×associate-/l*
15×cbrt-undiv prod-exp
associate-/r*
pow1
add-log-exp
cbrt-unprod
pow-flip frac-2neg clear-num
neg-sub0 pow-prod-down sin-neg associate-/r/ sin-diff associate-/l/ inv-pow
Counts
4 → 201
Calls
4 calls:
18.0ms
(/ 1 (* z t))
35.0ms
(/ (/ 1 3.0) (/ 1 (* z t)))
5.0ms
(cos (/ (* z t) 3.0))
72.0ms
(sin (- (/ (/ 1 3.0) (/ 1 (* z t)))))

series90.0ms

Counts
4 → 12
Calls
4 calls:
15.0ms
(/ 1 (* z t))
27.0ms
(/ (/ 1 3.0) (/ 1 (* z t)))
15.0ms
(cos (/ (* z t) 3.0))
32.0ms
(sin (- (/ (/ 1 3.0) (/ 1 (* z t)))))

simplify4.6s

Counts
213 → 213
Iterations

Useful iterations: 3 (3.0s)

IterNodesCost
03103253
17952482
215212041
344761969
done50001969

prune647.0ms

Pruning

27 alts after pruning (27 fresh and 0 done)

Merged error: 16.4b

regimes3.5s

Accuracy

59.9% (1.6b remaining)

Error of 18.5b against oracle of 16.9b and baseline of 20.9b

bsearch2.0ms

simplify22.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04373
15873
26873
37473
done7473

end0.0ms

sample6.7s

Algorithm
intervals
Results
1.7s8892×body80nan
1.3s1602×body1280valid
806.0ms5579×body80valid
529.0ms433×body320valid
471.0ms925×body640valid
420.0ms392×body2560valid
92.0ms230×body160valid