Details

Time bar (total: 4.4s)

analyze1.3s

Algorithm
search

sample27.0ms

Algorithm
intervals
Results
12.0ms256×body80valid
3.0ms69×body80invalid

simplify51.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0258
1478
2968
31658
42418
53908
611938
750028

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 9.0b

Counts
2 → 1

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (* z 2.0) (- 1.0 t))
8.9b
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
12×add-exp-log add-cbrt-cube
7×pow1 add-sqr-sqrt *-un-lft-identity
5×add-cube-cbrt associate-*r*
4×prod-exp cbrt-unprod
3×times-frac pow-prod-down associate-/l*
2×cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in associate-*r/ div-exp associate-/l/ add-log-exp
1×flip3-- frac-2neg flip3-+ associate-*l* clear-num associate-/r* *-commutative flip-- flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 49
Calls
2 calls:
7.0ms
(* (* z 2.0) (- 1.0 t))
6.0ms
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

series17.0ms

Counts
2 → 6
Calls
2 calls:
6.0ms
(* (* z 2.0) (- 1.0 t))
12.0ms
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

simplify40.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 2 (34.0ms)

IterNodesCost
0318373
11441311
25001308

prune85.0ms

Filtered
35 candidates to 55 candidates (-57.1%)
Pruning

5 alts after pruning (5 fresh and 0 done)

PrunedKeptTotal
New50555
Fresh000
Picked101
Done000
Total51556

Merged error: 0.0b

Counts
56 → 5

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (/ 2.0 z) 2.0)
0.2b
(* (/ 1 t) (+ (/ 2.0 z) 2.0))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
15×*-un-lft-identity
13×associate-*l*
11×add-exp-log times-frac
10×add-cube-cbrt
7×add-cbrt-cube
4×pow1 associate-*r* prod-exp add-log-exp
3×flip3-+ flip-+ unswap-sqr
2×frac-times associate-*r/ div-exp cbrt-unprod distribute-lft-out
1×cbrt-undiv +-commutative distribute-rgt-in rec-exp distribute-lft-in 1-exp pow-prod-down associate-*l/ sum-log *-commutative div-inv
Counts
2 → 54
Calls
2 calls:
6.0ms
(+ (/ 2.0 z) 2.0)
23.0ms
(* (/ 1 t) (+ (/ 2.0 z) 2.0))

series8.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(+ (/ 2.0 z) 2.0)
5.0ms
(* (/ 1 t) (+ (/ 2.0 z) 2.0))

simplify98.0ms

Algorithm
egg-herbie
Counts
60 → 60
Iterations

Useful iterations: 2 (29.0ms)

IterNodesCost
0339333
11566280
24975267
35001267

prune86.0ms

Filtered
41 candidates to 60 candidates (-46.3%)
Pruning

4 alts after pruning (4 fresh and 0 done)

PrunedKeptTotal
New58260
Fresh224
Picked101
Done000
Total61465

Merged error: 0.0b

Counts
65 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (/ 2.0 z) 2.0)
0.1b
(/ (+ (/ 2.0 z) 2.0) t)

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
12×times-frac
11×add-sqr-sqrt add-cube-cbrt
5×distribute-lft-out
4×add-exp-log add-cbrt-cube associate-/l* add-log-exp
3×associate-/r*
2×pow1 flip3-+ flip-+ associate-/l/
1×cbrt-undiv +-commutative frac-2neg div-exp clear-num sum-log div-inv
Counts
2 → 45
Calls
2 calls:
6.0ms
(+ (/ 2.0 z) 2.0)
9.0ms
(/ (+ (/ 2.0 z) 2.0) t)

series8.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(+ (/ 2.0 z) 2.0)
5.0ms
(/ (+ (/ 2.0 z) 2.0) t)

simplify50.0ms

Algorithm
egg-herbie
Counts
51 → 51
Iterations

Useful iterations: 3 (46.0ms)

IterNodesCost
0175281
1508259
21935256
35002251

prune62.0ms

Filtered
34 candidates to 51 candidates (-50.0%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New51051
Fresh033
Picked011
Done000
Total51455

Merged error: 0.0b

Counts
55 → 4

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (/ 2.0 (* t z)) (/ 2.0 t))
0.7b
(/ 2.0 (* t z))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
7×add-exp-log add-cbrt-cube
6×*-un-lft-identity
4×add-sqr-sqrt add-cube-cbrt add-log-exp
3×times-frac div-inv associate-/l*
2×pow1 cbrt-undiv div-exp distribute-lft-out
1×+-commutative frac-2neg flip3-+ frac-add prod-exp clear-num associate-/r* sum-log cbrt-unprod flip-+
Counts
2 → 35
Calls
2 calls:
9.0ms
(+ (/ 2.0 (* t z)) (/ 2.0 t))
4.0ms
(/ 2.0 (* t z))

series10.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(+ (/ 2.0 (* t z)) (/ 2.0 t))
5.0ms
(/ 2.0 (* t z))

simplify91.0ms

Algorithm
egg-herbie
Counts
41 → 41
Iterations

Useful iterations: 2 (17.0ms)

IterNodesCost
0194196
1592173
23570169
35001169

prune46.0ms

Filtered
29 candidates to 41 candidates (-41.4%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New38341
Fresh202
Picked101
Done011
Total41445

Merged error: 0b

Counts
45 → 4

regimes269.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0136
1136

end0.0ms

analyze1.3s

Algorithm
search

sample760.0ms

Algorithm
intervals
Results
389.0ms8000×body80valid
110.0ms2333×body80invalid

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