Details

Time bar (total: 4.5s)

sample771.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 73.520773%

Results
14.0ms338×body80valid

simplify40.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0154
1264
2464
3854
41274
51484
61654
72154
83034
93894
106024
117124
127914
137914

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 8.0b

Counts
2 → 1

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(* y (- z t))
0.0b
(+ x (/ (* y (- z t)) a))
8.7b
(/ (* y (- z t)) a)

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
7×add-cube-cbrt
5×pow1 associate-*r* add-log-exp
4×associate-*r/
3×times-frac associate-*l* associate-/r*
2×cbrt-undiv distribute-rgt-in sub-neg flip3-- distribute-lft-in div-exp prod-exp flip-- cbrt-unprod associate-/l/
1×+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 61
Calls
3 calls:
6.0ms
(* y (- z t))
5.0ms
(+ x (/ (* y (- z t)) a))
7.0ms
(/ (* y (- z t)) a)

series36.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(* y (- z t))
16.0ms
(+ x (/ (* y (- z t)) a))
13.0ms
(/ (* y (- z t)) a)

simplify37.0ms

Algorithm
egg-herbie
Counts
70 → 70
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0297325
11236280
25001280

prune95.0ms

Filtered
45 candidates to 70 candidates (-55.6%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New64670
Fresh000
Picked011
Done000
Total64771

Merged error: 0b

Counts
71 → 7

localize11.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt a)
0.6b
(cbrt a)
0.6b
(cbrt a)
5.0b
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
54×add-sqr-sqrt
40×times-frac
38×*-un-lft-identity
34×associate-*r*
26×cbrt-prod add-cube-cbrt
25×add-exp-log
18×add-cbrt-cube
8×prod-exp cbrt-unprod
7×cbrt-undiv div-exp associate-*l*
6×pow1 distribute-lft-out-- difference-of-squares unswap-sqr
4×add-log-exp
3×pow1/3
2×div-inv
1×frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 104
Calls
4 calls:
1.0ms
(cbrt a)
1.0ms
(cbrt a)
1.0ms
(cbrt a)
20.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

series91.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(cbrt a)
23.0ms
(cbrt a)
23.0ms
(cbrt a)
19.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

simplify58.0ms

Algorithm
egg-herbie
Counts
116 → 116
Iterations

Useful iterations: 2 (48.0ms)

IterNodesCost
0500954
12500845
25001783

prune120.0ms

Filtered
84 candidates to 116 candidates (-38.1%)
Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New1160116
Fresh055
Picked011
Done011
Total1167123

Merged error: 0b

Counts
123 → 7

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ a (- z t))
0.0b
(+ x (/ y (/ a (- z t))))
5.2b
(/ y (/ a (- z t)))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
105×*-un-lft-identity
103×add-sqr-sqrt
71×add-cube-cbrt
26×associate-/r*
16×distribute-lft-out-- difference-of-squares
11×associate-/r/
10×add-exp-log add-cbrt-cube
6×div-inv associate-/l*
5×flip3-- flip-- add-log-exp
4×cbrt-undiv div-exp
3×pow1
2×frac-2neg clear-num
1×+-commutative flip3-+ sum-log flip-+ distribute-lft-out
Counts
3 → 151
Calls
3 calls:
5.0ms
(/ a (- z t))
20.0ms
(+ x (/ y (/ a (- z t))))
9.0ms
(/ y (/ a (- z t)))

series40.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(/ a (- z t))
19.0ms
(+ x (/ y (/ a (- z t))))
13.0ms
(/ y (/ a (- z t)))

simplify61.0ms

Algorithm
egg-herbie
Counts
160 → 160
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
05471150
123841110
250011107

prune136.0ms

Filtered
119 candidates to 160 candidates (-34.5%)
Pruning

6 alts after pruning (3 fresh and 3 done)

PrunedKeptTotal
New1591160
Fresh224
Picked011
Done022
Total1616167

Merged error: 0b

Counts
167 → 6

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (/ y a) (/ 1 (- z t))))
0.0b
(/ 1 (- z t))
6.0b
(/ (/ y a) (/ 1 (- z t)))

rewrite113.0ms

Algorithm
rewrite-expression-head
Rules
696×times-frac
387×*-un-lft-identity
385×add-sqr-sqrt
293×add-cube-cbrt
46×distribute-lft-out-- difference-of-squares
38×div-inv
31×associate-/r/
29×add-exp-log
26×associate-/r*
18×div-exp
17×add-cbrt-cube
16×associate-/l*
15×flip3-- flip--
9×cbrt-undiv
5×add-log-exp
4×pow1
3×rec-exp 1-exp
2×frac-2neg clear-num
1×+-commutative pow-flip flip3-+ sum-log flip-+ associate-/l/ distribute-lft-out inv-pow
Counts
3 → 384
Calls
3 calls:
64.0ms
(+ x (/ (/ y a) (/ 1 (- z t))))
5.0ms
(/ 1 (- z t))
18.0ms
(/ (/ y a) (/ 1 (- z t)))

series39.0ms

Counts
3 → 9
Calls
3 calls:
21.0ms
(+ x (/ (/ y a) (/ 1 (- z t))))
5.0ms
(/ 1 (- z t))
13.0ms
(/ (/ y a) (/ 1 (- z t)))

simplify73.0ms

Algorithm
egg-herbie
Counts
393 → 393
Iterations

Useful iterations: 1 (33.0ms)

IterNodesCost
017114274
150013895

prune316.0ms

Filtered
217 candidates to 393 candidates (-81.1%)
Pruning

6 alts after pruning (2 fresh and 4 done)

PrunedKeptTotal
New3930393
Fresh022
Picked011
Done033
Total3936399

Merged error: 0b

Counts
399 → 6

regimes777.0ms

Accuracy

82.9% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 2.4b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02412
12412

end0.0ms

sample1.6s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 73.520773%

Results
362.0ms10610×body80valid

Profiling

Loading profile data...