Details

Time bar (total: 5.9s)

sample20.0ms

Algorithm
intervals
Results
9.0ms281×body80valid

simplify18.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0194
1444
2824
31324
41754
52084
62214
72214

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: 7.0b

Counts
2 → 2

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (* z (- y t)) 2.0)
0.0b
(* z (- y t))
7.0b
(/ x (/ (* z (- y t)) 2.0))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
27×add-sqr-sqrt
25×*-un-lft-identity
23×add-cube-cbrt
19×add-exp-log add-cbrt-cube
10×associate-/r*
cbrt-undiv div-exp
div-inv
pow1 associate-*r*
associate-*r/ associate-/l*
associate-*l* prod-exp cbrt-unprod add-log-exp
distribute-rgt-in sub-neg flip3-- frac-2neg distribute-lft-in clear-num flip-- associate-/l/
pow-prod-down associate-/r/ *-commutative distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 97
Calls
3 calls:
6.0ms
(/ (* z (- y t)) 2.0)
6.0ms
(* z (- y t))
7.0ms
(/ x (/ (* z (- y t)) 2.0))

series132.0ms

Counts
3 → 9
Calls
3 calls:
51.0ms
(/ (* z (- y t)) 2.0)
34.0ms
(* z (- y t))
46.0ms
(/ x (/ (* z (- y t)) 2.0))

simplify47.0ms

Algorithm
egg-herbie
Counts
106 → 106
Iterations

Useful iterations: 2 (39.0ms)

IterNodesCost
0413592
11829518
25002515

prune206.0ms

Filtered
106 candidates to 76 candidates (71.7%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New979106
Fresh011
Picked101
Done000
Total9810108

Merged error: 0b

Counts
108 → 10

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (/ (- y t) 2.0))
4.6b
(* (/ 1 z) (/ x (/ (- y t) 2.0)))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
243×times-frac
184×add-sqr-sqrt
157×*-un-lft-identity
112×add-cube-cbrt
62×associate-*r*
46×add-exp-log
28×add-cbrt-cube
21×div-exp distribute-lft-out-- difference-of-squares
19×associate-/r*
13×associate-*l*
12×cbrt-undiv prod-exp
10×div-inv
unswap-sqr
cbrt-unprod
pow1
rec-exp 1-exp associate-/l*
associate-/r/ add-log-exp
frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 208
Calls
2 calls:
8.0ms
(/ x (/ (- y t) 2.0))
26.0ms
(* (/ 1 z) (/ x (/ (- y t) 2.0)))

series80.0ms

Counts
2 → 6
Calls
2 calls:
30.0ms
(/ x (/ (- y t) 2.0))
49.0ms
(* (/ 1 z) (/ x (/ (- y t) 2.0)))

simplify102.0ms

Algorithm
egg-herbie
Counts
214 → 214
Iterations

Useful iterations: 2 (79.0ms)

IterNodesCost
09151676
142801508
250011501

prune401.0ms

Filtered
214 candidates to 150 candidates (70.1%)
Pruning

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New2122214
Fresh459
Picked101
Done000
Total2177224

Merged error: 0b

Counts
224 → 7

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (/ (- y t) 2.0))
4.5b
(/ (/ x (/ (- y t) 2.0)) z)

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
711×times-frac
405×add-sqr-sqrt *-un-lft-identity
309×add-cube-cbrt
65×associate-/l*
48×distribute-lft-out-- difference-of-squares
22×associate-/r* div-inv
16×add-exp-log add-cbrt-cube
cbrt-undiv div-exp
associate-/r/
pow1 frac-2neg clear-num add-log-exp
associate-/l/
Counts
2 → 362
Calls
2 calls:
12.0ms
(/ x (/ (- y t) 2.0))
17.0ms
(/ (/ x (/ (- y t) 2.0)) z)

series110.0ms

Counts
2 → 6
Calls
2 calls:
32.0ms
(/ x (/ (- y t) 2.0))
78.0ms
(/ (/ x (/ (- y t) 2.0)) z)

simplify74.0ms

Algorithm
egg-herbie
Counts
368 → 368
Iterations

Useful iterations: 1 (30.0ms)

IterNodesCost
013593858
150023741

prune800.0ms

Filtered
368 candidates to 283 candidates (76.9%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New3671368
Fresh156
Picked101
Done000
Total3696375

Merged error: 0b

Counts
375 → 6

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (/ (- y t) 2.0) x)
0.4b
(/ 1 (/ (/ (- y t) 2.0) x))
4.5b
(/ (/ 1 (/ (/ (- y t) 2.0) x)) z)

rewrite195.0ms

Algorithm
rewrite-expression-head
Rules
3228×times-frac
1622×add-sqr-sqrt *-un-lft-identity
1310×add-cube-cbrt
210×associate-/l*
156×distribute-lft-out-- difference-of-squares
75×div-inv
67×associate-/r*
61×add-exp-log
43×div-exp
31×add-cbrt-cube
19×cbrt-undiv
rec-exp 1-exp
associate-/r/
pow1
frac-2neg clear-num add-log-exp
div-sub associate-/l/
pow-flip inv-pow
Counts
3 → 1147
Calls
3 calls:
13.0ms
(/ (/ (- y t) 2.0) x)
16.0ms
(/ 1 (/ (/ (- y t) 2.0) x))
46.0ms
(/ (/ 1 (/ (/ (- y t) 2.0) x)) z)

series240.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(/ (/ (- y t) 2.0) x)
84.0ms
(/ 1 (/ (/ (- y t) 2.0) x))
118.0ms
(/ (/ 1 (/ (/ (- y t) 2.0) x)) z)

simplify220.0ms

Algorithm
egg-herbie
Counts
1156 → 1156
Iterations

Useful iterations: 1 (67.0ms)

IterNodesCost
0406015537
1500114892

prune2.2s

Filtered
1156 candidates to 703 candidates (60.8%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New115511156
Fresh145
Picked011
Done000
Total115661162

Merged error: 0b

Counts
1162 → 6

regimes417.0ms

Accuracy

72.9% (1.6b remaining)

Error of 1.7b against oracle of 0.0b and baseline of 6.0b

bsearch2.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03024
13024

end0.0ms

sample509.0ms

Algorithm
intervals
Results
300.0ms8713×body80valid