Details

Time bar (total: 3.8s)

sample22.0ms

Algorithm
intervals
Results
10.0ms280×body80valid

simplify46.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0175
1325
2575
31005
41445
51775
62035
72635
83525
94455
106865
119095
129325
139325

prune2.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 11.5b

Counts
2 → 1

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
11.5b
(/ (* y (- z t)) (- a t))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity
9×add-exp-log add-cbrt-cube
6×add-cube-cbrt
5×times-frac associate-*r* associate-/r*
4×pow1 associate-*r/
3×flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
2×cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
2 → 55
Calls
2 calls:
6.0ms
(* y (- z t))
9.0ms
(/ (* y (- z t)) (- a t))

series102.0ms

Counts
2 → 6
Calls
2 calls:
36.0ms
(* y (- z t))
66.0ms
(/ (* y (- z t)) (- a t))

simplify37.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0264276
11211239
25001239

prune126.0ms

Filtered
61 candidates to 40 candidates (65.6%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New55661
Fresh000
Picked101
Done000
Total56662

Merged error: 0.0b

Counts
62 → 6

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- a t) (- z t))
2.0b
(/ y (/ (- a t) (- z t)))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
194×add-sqr-sqrt *-un-lft-identity
90×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
9×add-exp-log add-cbrt-cube
8×associate-/l*
6×flip3-- flip-- div-inv
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num associate-/l/ add-log-exp
1×div-sub
Counts
2 → 194
Calls
2 calls:
8.0ms
(/ (- a t) (- z t))
12.0ms
(/ y (/ (- a t) (- z t)))

series196.0ms

Counts
2 → 6
Calls
2 calls:
47.0ms
(/ (- a t) (- z t))
149.0ms
(/ y (/ (- a t) (- z t)))

simplify78.0ms

Algorithm
egg-herbie
Counts
200 → 200
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
06331784
128621733
250011730

prune391.0ms

Filtered
200 candidates to 133 candidates (66.5%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New1982200
Fresh325
Picked011
Done000
Total2015206

Merged error: 0b

Counts
206 → 5

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z t) (- a t))
2.0b
(* y (/ (- z t) (- a t)))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
70×*-un-lft-identity
51×times-frac
31×associate-*r*
26×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
9×add-exp-log add-cbrt-cube
5×associate-/r* associate-/l*
4×pow1 associate-/r/
3×flip3-- associate-*l* flip--
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
1×frac-2neg div-sub associate-*r/ pow-prod-down clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
7.0ms
(/ (- z t) (- a t))
13.0ms
(* y (/ (- z t) (- a t)))

series115.0ms

Counts
2 → 6
Calls
2 calls:
49.0ms
(/ (- z t) (- a t))
66.0ms
(* y (/ (- z t) (- a t)))

simplify43.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0349647
11396606
25001606

prune182.0ms

Filtered
108 candidates to 70 candidates (64.8%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New1080108
Fresh033
Picked011
Done011
Total1085113

Merged error: 0b

Counts
113 → 5

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a t) (- z t))
0.2b
(/ 1 (/ (/ (- a t) (- z t)) y))
2.1b
(/ (/ (- a t) (- z t)) y)

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
1181×times-frac
793×add-sqr-sqrt *-un-lft-identity
449×add-cube-cbrt
172×distribute-lft-out-- difference-of-squares
105×associate-/r*
39×associate-/l*
35×associate-/r/
31×add-exp-log
23×div-inv
19×div-exp add-cbrt-cube
18×flip3-- flip--
10×cbrt-undiv
4×pow1
3×rec-exp frac-2neg 1-exp div-sub clear-num associate-/l/ add-log-exp
1×pow-flip inv-pow
Counts
3 → 611
Calls
3 calls:
7.0ms
(/ (- a t) (- z t))
27.0ms
(/ 1 (/ (/ (- a t) (- z t)) y))
12.0ms
(/ (/ (- a t) (- z t)) y)

series291.0ms

Counts
3 → 9
Calls
3 calls:
47.0ms
(/ (- a t) (- z t))
160.0ms
(/ 1 (/ (/ (- a t) (- z t)) y))
83.0ms
(/ (/ (- a t) (- z t)) y)

simplify112.0ms

Algorithm
egg-herbie
Counts
620 → 620
Iterations

Useful iterations: 1 (38.0ms)

IterNodesCost
017607383
150016711

prune1.1s

Filtered
620 candidates to 345 candidates (55.6%)
Pruning

5 alts after pruning (2 fresh and 3 done)

PrunedKeptTotal
New6200620
Fresh022
Picked011
Done022
Total6205625

Merged error: 0b

Counts
625 → 5

regimes130.0ms

Accuracy

63.4% (0.5b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 1.3b

bsearch73.0ms

Steps
ItersRangePoint
8
6.6405628493124395e-49
1.7147271312562544e-46
2.972745195475929e-48
7
-2.5038721463303724e-45
-3.9116203396677266e-47
-8.0629594208269545e-47

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03011
13011

end0.0ms

sample558.0ms

Algorithm
intervals
Results
312.0ms8719×body80valid
0.0ms1×body2560valid