Details

Time bar (total: 1.8s)

sample25.0ms

Algorithm
intervals
Results
9.0ms276×body80valid

simplify68.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (66.0ms)

IterNodesCost
012189
112189

prune13.0ms

Filtered
1 candidates to 1 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 8.2b

Counts
2 → 2

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(* z (- y t))
1.0b
(/ 2.0 (* z (- y t)))
7.8b
(* x (/ 2.0 (* z (- y t))))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
19×add-exp-log add-cbrt-cube
16×add-sqr-sqrt
14×associate-*r*
12×*-un-lft-identity
10×add-cube-cbrt
7×pow1 associate-*r/
6×times-frac associate-*l* prod-exp cbrt-unprod
4×cbrt-undiv div-exp associate-/r/
3×flip3-- flip-- associate-/l* add-log-exp
2×distribute-rgt-in sub-neg distribute-lft-in pow-prod-down *-commutative div-inv unswap-sqr
1×frac-2neg clear-num associate-/r* distribute-lft-out-- difference-of-squares
Counts
3 → 78
Calls
3 calls:
6.0ms
(* z (- y t))
6.0ms
(/ 2.0 (* z (- y t)))
9.0ms
(* x (/ 2.0 (* z (- y t))))

series27.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(* z (- y t))
7.0ms
(/ 2.0 (* z (- y t)))
12.0ms
(* x (/ 2.0 (* z (- y t))))

simplify49.0ms

Algorithm
egg-herbie
Counts
87 → 87
Iterations

Useful iterations: 0 (43.0ms)

IterNodesCost
05973677

prune106.0ms

Filtered
57 candidates to 87 candidates (-52.6%)
Pruning

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New80787
Fresh101
Picked101
Done000
Total82789

Merged error: 0.0b

Counts
89 → 7

localize6.0ms

Local error

Found 1 expressions with local error:

3.6b
(* (/ x z) (/ 2.0 (- y t)))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt
28×times-frac
23×*-un-lft-identity
21×associate-*r*
17×add-cube-cbrt
13×add-exp-log associate-*l* add-cbrt-cube
4×cbrt-undiv div-exp prod-exp cbrt-unprod unswap-sqr
3×pow1 distribute-lft-out-- difference-of-squares
2×associate-/r/ div-inv
1×frac-times flip3-- associate-*r/ pow-prod-down associate-*l/ *-commutative flip-- add-log-exp
Counts
1 → 58
Calls
1 calls:
14.0ms
(* (/ x z) (/ 2.0 (- y t)))

series14.0ms

Counts
1 → 3
Calls
1 calls:
14.0ms
(* (/ x z) (/ 2.0 (- y t)))

simplify41.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 0 (36.0ms)

IterNodesCost
05417637

prune89.0ms

Filtered
42 candidates to 61 candidates (-45.2%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New56561
Fresh516
Picked101
Done000
Total62668

Merged error: 0b

Counts
68 → 6

localize6.0ms

Local error

Found 1 expressions with local error:

3.5b
(/ (* (/ x z) 2.0) (- y t))

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
7×add-sqr-sqrt *-un-lft-identity
5×times-frac associate-/r*
4×cbrt-undiv div-exp
3×add-cube-cbrt
2×prod-exp associate-/r/ cbrt-unprod distribute-lft-out-- difference-of-squares
1×pow1 flip3-- frac-2neg associate-*l/ clear-num flip-- div-inv associate-/l/ associate-/l* add-log-exp
Counts
1 → 30
Calls
1 calls:
8.0ms
(/ (* (/ x z) 2.0) (- y t))

series14.0ms

Counts
1 → 3
Calls
1 calls:
14.0ms
(/ (* (/ x z) 2.0) (- y t))

simplify40.0ms

Algorithm
egg-herbie
Counts
33 → 33
Iterations

Useful iterations: 0 (36.0ms)

IterNodesCost
06367318

prune45.0ms

Filtered
22 candidates to 33 candidates (-50.0%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New32133
Fresh145
Picked011
Done000
Total33639

Merged error: 0b

Counts
39 → 6

localize7.0ms

Local error

Found 2 expressions with local error:

0.2b
(* x (/ 2.0 z))
3.5b
(/ (* x (/ 2.0 z)) (- y t))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
16×add-exp-log *-un-lft-identity add-cbrt-cube
15×times-frac
13×associate-*r*
12×add-cube-cbrt
5×cbrt-undiv div-exp associate-/r*
4×pow1 prod-exp cbrt-unprod
3×associate-*l*
2×associate-*r/ associate-/r/ div-inv distribute-lft-out-- add-log-exp difference-of-squares unswap-sqr
1×flip3-- frac-2neg pow-prod-down clear-num *-commutative flip-- associate-/l/ associate-/l*
Counts
2 → 62
Calls
2 calls:
8.0ms
(* x (/ 2.0 z))
8.0ms
(/ (* x (/ 2.0 z)) (- y t))

series15.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(* x (/ 2.0 z))
12.0ms
(/ (* x (/ 2.0 z)) (- y t))

simplify40.0ms

Algorithm
egg-herbie
Counts
68 → 68
Iterations

Useful iterations: 0 (35.0ms)

IterNodesCost
05436550

prune92.0ms

Filtered
45 candidates to 68 candidates (-51.1%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New68068
Fresh044
Picked011
Done011
Total68674

Merged error: 0b

Counts
74 → 6

regimes340.0ms

Accuracy

31.2% (3.9b remaining)

Error of 4.0b against oracle of 0.0b and baseline of 5.7b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02924
12924

end0.0ms

sample706.0ms

Algorithm
intervals
Results
309.0ms8695×body80valid

Profiling

Loading profile data...