Details

Time bar (total: 3.5s)

sample20.0ms

Algorithm
intervals
Results
8.0ms282×body80valid

simplify23.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0204
1464
2884
31384
41884
52364
62604
72634
82634

prune6.0ms

Filtered
1 candidates to 1 candidates (100.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 6.1b

Counts
2 → 2

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* z (- y t))
6.0b
(/ x (/ (* z (- y t)) 2.0))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
36×add-sqr-sqrt
34×*-un-lft-identity
33×times-frac
32×add-cube-cbrt
18×prod-diff
13×add-exp-log add-cbrt-cube
11×distribute-rgt-in distribute-lft-in
associate-/r*
cbrt-undiv div-exp associate-*r* div-inv
pow1
associate-*l* associate-/l*
expm1-log1p-u sub-neg associate-*r/ prod-exp cbrt-unprod log1p-expm1-u add-log-exp
flip3-- frac-2neg pow-prod-down clear-num associate-/r/ *-commutative flip-- distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 96
Calls
2 calls:
7.0ms
(* z (- y t))
9.0ms
(/ x (/ (* z (- y t)) 2.0))

series80.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(* z (- y t))
46.0ms
(/ x (/ (* z (- y t)) 2.0))

simplify59.0ms

Algorithm
egg-herbie
Counts
102 → 102
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
0433735
11861559
25001556

prune181.0ms

Filtered
102 candidates to 63 candidates (61.8%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New966102
Fresh101
Picked101
Done000
Total986104

Merged error: 0.0b

Counts
104 → 6

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 2.0 (- y t))
0.2b
(/ (/ 2.0 (- y t)) z)
5.8b
(* x (/ (/ 2.0 (- y t)) z))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
249×times-frac
180×add-sqr-sqrt
171×*-un-lft-identity
121×add-cube-cbrt
67×associate-*r*
25×distribute-lft-out-- difference-of-squares
24×associate-/l*
19×add-exp-log add-cbrt-cube
16×associate-/r/
10×div-inv
flip3-- associate-/r* flip--
cbrt-undiv div-exp
pow1
expm1-log1p-u associate-*l* prod-exp cbrt-unprod log1p-expm1-u add-log-exp unswap-sqr
frac-2neg clear-num
associate-*r/ pow-prod-down *-commutative associate-/l/
Counts
3 → 234
Calls
3 calls:
5.0ms
(/ 2.0 (- y t))
12.0ms
(/ (/ 2.0 (- y t)) z)
22.0ms
(* x (/ (/ 2.0 (- y t)) z))

series181.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(/ 2.0 (- y t))
68.0ms
(/ (/ 2.0 (- y t)) z)
75.0ms
(* x (/ (/ 2.0 (- y t)) z))

simplify85.0ms

Algorithm
egg-herbie
Counts
243 → 243
Iterations

Useful iterations: 1 (21.0ms)

IterNodesCost
07511662
134341581
250011581

prune571.0ms

Filtered
243 candidates to 183 candidates (75.3%)
Pruning

9 alts after pruning (8 fresh and 1 done)

PrunedKeptTotal
New2394243
Fresh145
Picked011
Done000
Total2409249

Merged error: 0b

Counts
249 → 9

localize6.0ms

Local error

Found 1 expressions with local error:

5.7b
(/ (/ x z) (/ (- y t) 2.0))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
637×times-frac
351×add-sqr-sqrt *-un-lft-identity
267×add-cube-cbrt
42×distribute-lft-out-- difference-of-squares
35×div-inv
19×associate-/r*
13×add-exp-log add-cbrt-cube associate-/l*
cbrt-undiv div-exp
pow1 expm1-log1p-u frac-2neg clear-num associate-/r/ log1p-expm1-u associate-/l/ add-log-exp
Counts
1 → 301
Calls
1 calls:
14.0ms
(/ (/ x z) (/ (- y t) 2.0))

series65.0ms

Counts
1 → 3
Calls
1 calls:
65.0ms
(/ (/ x z) (/ (- y t) 2.0))

simplify90.0ms

Algorithm
egg-herbie
Counts
304 → 304
Iterations

Useful iterations: 1 (47.0ms)

IterNodesCost
015663649
150013558

prune711.0ms

Filtered
304 candidates to 219 candidates (72.0%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New3004304
Fresh527
Picked101
Done101
Total3076313

Merged error: 0b

Counts
313 → 6

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (/ (/ x z) (- y t)) 2.0)
5.7b
(/ (/ x z) (- y t))

rewrite48.0ms

Algorithm
rewrite-expression-head
Rules
232×times-frac
171×add-sqr-sqrt
162×*-un-lft-identity
108×add-cube-cbrt
71×associate-*l*
27×distribute-lft-out-- difference-of-squares
16×add-exp-log add-cbrt-cube
13×div-inv associate-/l*
cbrt-undiv div-exp
associate-/r*
pow1 associate-/r/
associate-*r* prod-exp cbrt-unprod unswap-sqr
expm1-log1p-u flip3-- flip-- log1p-expm1-u add-log-exp
frac-2neg pow-prod-down associate-*l/ clear-num *-commutative associate-/l/
Counts
2 → 197
Calls
2 calls:
22.0ms
(* (/ (/ x z) (- y t)) 2.0)
15.0ms
(/ (/ x z) (- y t))

series79.0ms

Counts
2 → 6
Calls
2 calls:
45.0ms
(* (/ (/ x z) (- y t)) 2.0)
34.0ms
(/ (/ x z) (- y t))

simplify61.0ms

Algorithm
egg-herbie
Counts
203 → 203
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
07221430
125291364
250021363

prune421.0ms

Filtered
203 candidates to 151 candidates (74.4%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New2030203
Fresh055
Picked011
Done000
Total2036209

Merged error: 0b

Counts
209 → 6

regimes140.0ms

Accuracy

55.9% (2.6b remaining)

Error of 2.6b against oracle of 0.0b and baseline of 6.0b

bsearch65.0ms

Steps
ItersRangePoint
8
1.9643604573599217e-63
2.0522646471221353e-60
3.861992641392967e-62
7
-3.857969354615995e+95
-3.277729253430659e+93
-6.501064448897589e+94

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03010
13210
23210

end0.0ms

sample468.0ms

Algorithm
intervals
Results
254.0ms8709×body80valid