Details

Time bar (total: 8.7s)

sample38.0ms

Algorithm
intervals
Results
10.0ms341×body80valid

simplify37.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0164
1324
2694
31484
42384
53644
65184
76384
87404
98134
108424
118424

prune5.0ms

Filtered
1 candidates to 0 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 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
7.3b
(/ (* y (- z t)) a)

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
9×add-exp-log add-cbrt-cube
8×*-un-lft-identity
6×add-cube-cbrt
5×associate-*r*
4×pow1 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/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 49
Calls
2 calls:
6.0ms
(* y (- z t))
6.0ms
(/ (* y (- z t)) a)

series96.0ms

Counts
2 → 6
Calls
2 calls:
41.0ms
(* y (- z t))
56.0ms
(/ (* y (- z t)) a)

simplify31.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0231226
11033189
25002189

prune163.0ms

Filtered
55 candidates to 35 candidates (36.4%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New51455
Fresh000
Picked011
Done000
Total51556

Merged error: 0.0b

Counts
56 → 5

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ a (- z t))
6.2b
(/ y (/ a (- z t)))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
102×add-sqr-sqrt *-un-lft-identity
70×add-cube-cbrt
26×associate-/r*
16×distribute-lft-out-- difference-of-squares
11×associate-/r/
9×add-exp-log add-cbrt-cube
6×div-inv associate-/l*
5×flip3-- flip--
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num add-log-exp
Counts
2 → 139
Calls
2 calls:
5.0ms
(/ a (- z t))
8.0ms
(/ y (/ a (- z t)))

series97.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(/ a (- z t))
64.0ms
(/ y (/ a (- z t)))

simplify56.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
04811051
121901013
250021004

prune839.0ms

Filtered
145 candidates to 107 candidates (26.2%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New1432145
Fresh303
Picked011
Done011
Total1464150

Merged error: 0b

Counts
150 → 4

localize6.0ms

Local error

Found 1 expressions with local error:

8.4b
(* (/ y a) (- z t))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
13×associate-*l*
11×*-un-lft-identity
10×times-frac
9×add-cube-cbrt
6×add-exp-log add-cbrt-cube
5×associate-*r*
3×pow1
2×distribute-rgt-in frac-times sub-neg flip3-- distribute-lft-in associate-*r/ prod-exp flip-- cbrt-unprod unswap-sqr
1×cbrt-undiv div-exp pow-prod-down associate-*l/ *-commutative div-inv distribute-lft-out-- add-log-exp difference-of-squares
Counts
1 → 42
Calls
1 calls:
8.0ms
(* (/ y a) (- z t))

series60.0ms

Counts
1 → 3
Calls
1 calls:
60.0ms
(* (/ y a) (- z t))

simplify76.0ms

Algorithm
egg-herbie
Counts
45 → 45
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0253228
1991200
24155200
35001200

prune110.0ms

Filtered
45 candidates to 30 candidates (33.3%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New45045
Fresh011
Picked011
Done022
Total45449

Merged error: 0b

Counts
49 → 4

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ a (- z t))
0.6b
(/ 1 (/ (/ a (- z t)) y))
6.2b
(/ (/ a (- z t)) y)

rewrite65.0ms

Algorithm
rewrite-expression-head
Rules
771×times-frac
439×add-sqr-sqrt *-un-lft-identity
335×add-cube-cbrt
75×associate-/r*
52×distribute-lft-out-- difference-of-squares
35×associate-/r/
31×add-exp-log
27×associate-/l*
23×div-inv
19×div-exp add-cbrt-cube
17×flip3-- flip--
10×cbrt-undiv
4×pow1
3×rec-exp frac-2neg 1-exp clear-num add-log-exp
1×pow-flip associate-/l/ inv-pow
Counts
3 → 435
Calls
3 calls:
5.0ms
(/ a (- z t))
16.0ms
(/ 1 (/ (/ a (- z t)) y))
9.0ms
(/ (/ a (- z t)) y)

series154.0ms

Counts
3 → 9
Calls
3 calls:
32.0ms
(/ a (- z t))
51.0ms
(/ 1 (/ (/ a (- z t)) y))
70.0ms
(/ (/ a (- z t)) y)

simplify72.0ms

Algorithm
egg-herbie
Counts
444 → 444
Iterations

Useful iterations: 1 (29.0ms)

IterNodesCost
014134479
150014003

prune5.2s

Filtered
444 candidates to 282 candidates (36.5%)
Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New4440444
Fresh000
Picked011
Done033
Total4444448

Merged error: 0b

Counts
448 → 4

regimes591.0ms

Accuracy

25.4% (1.8b remaining)

Error of 1.9b against oracle of 0.0b and baseline of 2.5b

bsearch77.0ms

Steps
ItersRangePoint
8
-7.746178859065131e-208
-9.236244736049212e-211
-3.1810102865873814e-208
6
-2.1889732645504706e-96
-1.542046680457738e-97
-2.1326265399932394e-96

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02312
12312

end0.0ms

sample864.0ms

Algorithm
intervals
Results
315.0ms10708×body80valid

Profiling

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