Details

Time bar (total: 21.3s)

sample26.0ms

Algorithm
intervals
Results
15.0ms256×body80valid

simplify6.0s

Counts
1 → 1
Iterations

Useful iterations: 7 (1.8s)

IterNodesCost
01229
12029
23729
38429
423229
554729
6115329
7243725
8494025
done500225

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ (* (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))) 2.0))
0.0b
(* (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

rewrite606.0ms

Algorithm
rewrite-expression-head
Rules
48×add-sqr-sqrt
34×*-un-lft-identity
16×add-cube-cbrt
15×times-frac
12×difference-of-squares
11×pow1
8×add-exp-log flip3-- swap-sqr add-cbrt-cube flip-- distribute-lft-out-- add-log-exp
6×associate-*r* associate-*l*
4×frac-times sub-neg
3×associate-/r* associate-/l*
2×distribute-rgt-in distribute-lft-in diff-log associate-*r/ associate-*l/ associate-/r/
1×cbrt-undiv pow2 frac-2neg flip3-+ pow-plus div-exp pow-prod-down prod-exp clear-num pow-sqr *-commutative pow-prod-up cbrt-unprod flip-+ div-inv unswap-sqr
Counts
4 → 107
Calls
4 calls:
178.0ms
(/ 1.0 (+ (* (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))) 2.0))
345.0ms
(* (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))))
39.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
37.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

series307.0ms

Counts
4 → 12
Calls
4 calls:
126.0ms
(/ 1.0 (+ (* (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))) 2.0))
72.0ms
(* (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))))
54.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
54.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

simplify3.8s

Counts
119 → 119
Iterations

Useful iterations: done (3.8s)

IterNodesCost
01723148
14092906
213322658
349702260
done50002251

prune368.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize49.0ms

Local error

Found 4 expressions with local error:

3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

rewrite156.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
12×*-un-lft-identity add-log-exp
8×difference-of-squares
4×pow1 add-exp-log add-cube-cbrt sub-neg flip3-- times-frac diff-log add-cbrt-cube flip-- distribute-lft-out--
Counts
4 → 60
Calls
4 calls:
45.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
32.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
40.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
37.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

series244.0ms

Counts
4 → 12
Calls
4 calls:
61.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
68.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
55.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
59.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

simplify2.9s

Counts
72 → 72
Iterations

Useful iterations: 4 (1.6s)

IterNodesCost
0521188
11231144
22991032
39111032
440271024
done50001024

prune427.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) 3)
0.1b
(cbrt (pow (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) 3))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
3.7b
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

rewrite251.0ms

Algorithm
rewrite-expression-head
Rules
40×add-sqr-sqrt
22×*-un-lft-identity
18×cbrt-prod
12×unpow-prod-down cube-prod difference-of-squares
10×add-cube-cbrt
8×add-log-exp
6×times-frac distribute-lft-out--
5×pow1 add-exp-log add-cbrt-cube
4×cube-div flip3-- flip--
3×pow-unpow
2×cube-mult sub-neg cbrt-div diff-log unpow3 sqr-pow
1×pow-to-exp pow-pow pow1/3 pow-exp rem-cbrt-cube rem-cube-cbrt
Counts
4 → 90
Calls
4 calls:
95.0ms
(pow (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) 3)
71.0ms
(cbrt (pow (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) 3))
37.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
43.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

series286.0ms

Counts
4 → 12
Calls
4 calls:
110.0ms
(pow (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) 3)
56.0ms
(cbrt (pow (- 2.0 (/ 2.0 (+ (* t 1.0) 1.0))) 3))
58.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))
62.0ms
(- 2.0 (/ 2.0 (+ (* t 1.0) 1.0)))

simplify4.3s

Counts
102 → 102
Iterations

Useful iterations: 3 (1.4s)

IterNodesCost
01211980
12981699
28601547
349151539
done50011539

prune359.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes17.0ms

Accuracy

0% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 0.0b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02185
12785
done2785

end0.0ms

sample1.1s

Algorithm
intervals
Results
876.0ms8000×body80valid