Details

Time bar (total: 2.4s)

sample21.0ms

Algorithm
intervals
Results
9.0ms277×body80valid

simplify56.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0215
1355
2565
3945
41505
51855
62035
72305
82805
93685
104575
117235
129225
1310385
1410605
1510605

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: 0.8b

Counts
2 → 1

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z t) (- z a))
1.1b
(* y (/ (- z t) (- z a)))

rewrite29.0ms

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
add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
frac-2neg div-sub associate-*r/ pow-prod-down clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
8.0ms
(/ (- z t) (- z a))
17.0ms
(* y (/ (- z t) (- z a)))

series103.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(/ (- z t) (- z a))
59.0ms
(* y (/ (- z t) (- z a)))

simplify42.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0351647
11392606
25002606

prune204.0ms

Filtered
108 candidates to 71 candidates (65.7%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New1053108
Fresh000
Picked011
Done000
Total1054109

Merged error: 0.0b

Counts
109 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
9.5b
(/ (* y (- z t)) (- z a))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity
add-exp-log add-cbrt-cube
add-cube-cbrt
times-frac associate-*r* associate-/r*
pow1 associate-*r/
flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ add-log-exp
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)) (- z a))

series94.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(* y (- z t))
61.0ms
(/ (* y (- z t)) (- z a))

simplify36.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0267276
11217239
25001239

prune100.0ms

Filtered
61 candidates to 39 candidates (63.9%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New59261
Fresh112
Picked011
Done011
Total60565

Merged error: 0b

Counts
65 → 5

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z a) (- z t))
1.6b
(/ y (/ (- z a) (- z t)))

rewrite31.0ms

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/
add-exp-log add-cbrt-cube
associate-/l*
flip3-- flip-- div-inv
cbrt-undiv div-exp
pow1 frac-2neg clear-num associate-/l/ add-log-exp
div-sub
Counts
2 → 194
Calls
2 calls:
8.0ms
(/ (- z a) (- z t))
12.0ms
(/ y (/ (- z a) (- z t)))

series150.0ms

Counts
2 → 6
Calls
2 calls:
41.0ms
(/ (- z a) (- z t))
109.0ms
(/ y (/ (- z a) (- z t)))

simplify77.0ms

Algorithm
egg-herbie
Counts
200 → 200
Iterations

Useful iterations: 2 (55.0ms)

IterNodesCost
06301780
128431729
250031726

prune354.0ms

Filtered
200 candidates to 132 candidates (66.0%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New1991200
Fresh202
Picked011
Done022
Total2014205

Merged error: 0b

Counts
205 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- z a))
9.6b
(* (/ y (- z a)) (- z t))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*l*
add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
associate-*r* associate-/r*
pow1 flip3-- associate-/r/ flip--
associate-/l*
cbrt-undiv distribute-rgt-in frac-times sub-neg distribute-lft-in associate-*r/ div-exp prod-exp cbrt-unprod div-inv add-log-exp unswap-sqr
frac-2neg pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 87
Calls
2 calls:
5.0ms
(/ y (- z a))
12.0ms
(* (/ y (- z a)) (- z t))

series134.0ms

Counts
2 → 6
Calls
2 calls:
29.0ms
(/ y (- z a))
105.0ms
(* (/ y (- z a)) (- z t))

simplify38.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0341497
11399459
25001459

prune151.0ms

Filtered
93 candidates to 64 candidates (68.8%)
Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New93093
Fresh000
Picked011
Done033
Total93497

Merged error: 0b

Counts
97 → 4

regimes155.0ms

Accuracy

0% (1.4b remaining)

Error of 1.4b against oracle of 0.0b and baseline of 1.4b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0125
1125

end0.0ms

sample565.0ms

Algorithm
intervals
Results
305.0ms8696×body80valid
0.0msbody640valid
0.0msbody320valid
0.0msbody160valid