Details

Time bar (total: 2.3s)

sample26.0ms

Algorithm
intervals
Results
12.0ms335×body80valid

simplify47.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

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

prune2.0ms

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: 6.6b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

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

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
51×add-sqr-sqrt
42×times-frac
41×*-un-lft-identity
31×add-cube-cbrt
25×associate-*r*
15×associate-*l*
14×associate-/l*
add-exp-log add-cbrt-cube
*-commutative distribute-lft-out-- difference-of-squares unswap-sqr
pow1 associate-*r/
associate-/r*
cbrt-undiv distribute-rgt-in sub-neg flip3-- distribute-lft-in div-exp prod-exp flip-- cbrt-unprod associate-/l/ add-log-exp
frac-2neg pow-prod-down clear-num div-inv
Counts
2 → 101
Calls
2 calls:
6.0ms
(* y (- z t))
11.0ms
(/ (* y (- z t)) a)

series95.0ms

Counts
2 → 6
Calls
2 calls:
39.0ms
(* y (- z t))
56.0ms
(/ (* y (- z t)) a)

simplify50.0ms

Algorithm
egg-herbie
Counts
107 → 107
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0394594
11654557
25001557

prune171.0ms

Filtered
107 candidates to 74 candidates (30.8%)
Pruning

6 alts after pruning (6 fresh and 0 done)

PrunedKeptTotal
New1016107
Fresh000
Picked101
Done000
Total1026108

Merged error: 0b

Counts
108 → 6

localize9.0ms

Local error

Found 1 expressions with local error:

6.8b
(* (- z t) (/ y a))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
18×frac-times *-un-lft-identity
15×add-cube-cbrt
13×associate-*r*
10×flip3-- times-frac flip-- associate-/l*
associate-*r/ associate-/r*
add-exp-log add-cbrt-cube
associate-*l*
clear-num
pow1 frac-2neg
associate-*l/ prod-exp un-div-inv cbrt-unprod unswap-sqr
cbrt-undiv div-exp pow-prod-down *-commutative div-inv distribute-lft-out-- add-log-exp difference-of-squares
Counts
1 → 64
Calls
1 calls:
11.0ms
(* (- z t) (/ y a))

series44.0ms

Counts
1 → 3
Calls
1 calls:
44.0ms
(* (- z t) (/ y a))

simplify47.0ms

Algorithm
egg-herbie
Counts
67 → 67
Iterations

Useful iterations: 2 (41.0ms)

IterNodesCost
0331396
11742375
25003369

prune115.0ms

Filtered
67 candidates to 45 candidates (32.8%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New67067
Fresh055
Picked011
Done000
Total67673

Merged error: 0b

Counts
73 → 6

localize7.0ms

Local error

Found 1 expressions with local error:

7.2b
(/ (- z t) (/ a y))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
119×times-frac
87×add-sqr-sqrt *-un-lft-identity
59×add-cube-cbrt
16×associate-/r*
14×distribute-lft-out-- difference-of-squares
associate-/r/
associate-/l*
div-inv
add-exp-log add-cbrt-cube
cbrt-undiv div-exp
frac-2neg clear-num associate-/l/
pow1 flip3-- div-sub flip-- add-log-exp
Counts
1 → 109
Calls
1 calls:
10.0ms
(/ (- z t) (/ a y))

series46.0ms

Counts
1 → 3
Calls
1 calls:
46.0ms
(/ (- z t) (/ a y))

simplify61.0ms

Algorithm
egg-herbie
Counts
112 → 112
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
0562876
12168845
25001844

prune187.0ms

Filtered
112 candidates to 79 candidates (29.5%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New1111112
Fresh134
Picked011
Done011
Total1126118

Merged error: 0b

Counts
118 → 6

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z t) (- a))
4.4b
(* (/ (- z t) (- a)) (- y))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
113×add-sqr-sqrt
108×*-un-lft-identity
101×times-frac
64×add-cube-cbrt
54×associate-*l*
39×distribute-lft-neg-in distribute-rgt-neg-in
22×distribute-lft-out-- difference-of-squares
20×associate-*l/ associate-/r*
13×neg-mul-1
10×associate-*r* associate-/l*
add-exp-log add-cbrt-cube
pow1 associate-/l/
cbrt-undiv flip3-- frac-2neg div-exp prod-exp clear-num flip-- cbrt-unprod div-inv add-log-exp unswap-sqr
div-sub pow-prod-down *-commutative distribute-rgt-neg-out
Counts
2 → 180
Calls
2 calls:
7.0ms
(/ (- z t) (- a))
25.0ms
(* (/ (- z t) (- a)) (- y))

series82.0ms

Counts
2 → 6
Calls
2 calls:
36.0ms
(/ (- z t) (- a))
45.0ms
(* (/ (- z t) (- a)) (- y))

simplify70.0ms

Algorithm
egg-herbie
Counts
186 → 186
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
06741186
129261145
250021132

prune301.0ms

Filtered
186 candidates to 127 candidates (31.7%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New1833186
Fresh303
Picked101
Done022
Total1875192

Merged error: 0b

Counts
192 → 5

regimes175.0ms

Accuracy

74% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 2.5b

bsearch92.0ms

Steps
ItersRangePoint
8
1.4965109565208057e-27
4.8809637494531754e-23
3.747021004019891e-26
10
-1.2745855388170935e+40
-6.252082536157442e+29
-3.591353045210928e+32

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03212
13212

end0.0ms

sample614.0ms

Algorithm
intervals
Results
297.0ms10668×body80valid