Details

Time bar (total: 4.5s)

sample21.0ms

Algorithm
intervals
Results
10.0ms276×body80valid

simplify45.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0205
1345
2555
3935
41495
51845
62025
72295
82805
93725
104655
117685
128765
138785
148785

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: 1.4b

Counts
2 → 1

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* y (/ (- z t) (- a t))))
0.0b
(/ (- z t) (- a t))
2.1b
(* y (/ (- z t) (- a t)))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
76×add-sqr-sqrt
71×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 113
Calls
3 calls:
3.0ms
(+ x (* y (/ (- z t) (- a t))))
8.0ms
(/ (- z t) (- a t))
14.0ms
(* y (/ (- z t) (- a t)))

series180.0ms

Counts
3 → 9
Calls
3 calls:
73.0ms
(+ x (* y (/ (- z t) (- a t))))
44.0ms
(/ (- z t) (- a t))
62.0ms
(* y (/ (- z t) (- a t)))

simplify49.0ms

Algorithm
egg-herbie
Counts
122 → 122
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0421747
11657704
25001704

prune239.0ms

Filtered
122 candidates to 83 candidates (68.0%)
Pruning

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New1157122
Fresh000
Picked101
Done000
Total1167123

Merged error: 0.0b

Counts
123 → 7

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (* y (/ 1 (/ (- a t) (- z t)))))
0.0b
(/ (- a t) (- z t))
0.3b
(/ 1 (/ (- a t) (- z t)))
2.1b
(* y (/ 1 (/ (- a t) (- z t))))

rewrite78.0ms

Algorithm
rewrite-expression-head
Rules
392×times-frac
336×add-sqr-sqrt
324×*-un-lft-identity
158×add-cube-cbrt
98×associate-*r*
82×distribute-lft-out-- difference-of-squares
36×add-exp-log associate-/r*
20×add-cbrt-cube
18×associate-/r/
15×div-exp
10×div-inv
flip3-- flip--
associate-/l*
pow1 cbrt-undiv prod-exp
add-log-exp
unswap-sqr
rec-exp 1-exp
associate-*l* cbrt-unprod
frac-2neg clear-num associate-/l/
+-commutative pow-flip flip3-+ div-sub associate-*r/ pow-prod-down sum-log un-div-inv *-commutative flip-+ inv-pow
Counts
4 → 338
Calls
4 calls:
3.0ms
(+ x (* y (/ 1 (/ (- a t) (- z t)))))
8.0ms
(/ (- a t) (- z t))
16.0ms
(/ 1 (/ (- a t) (- z t)))
30.0ms
(* y (/ 1 (/ (- a t) (- z t))))

series510.0ms

Counts
4 → 12
Calls
4 calls:
144.0ms
(+ x (* y (/ 1 (/ (- a t) (- z t)))))
67.0ms
(/ (- a t) (- z t))
139.0ms
(/ 1 (/ (- a t) (- z t)))
159.0ms
(* y (/ 1 (/ (- a t) (- z t))))

simplify117.0ms

Algorithm
egg-herbie
Counts
350 → 350
Iterations

Useful iterations: 2 (84.0ms)

IterNodesCost
09502838
147592549
250012263

prune555.0ms

Filtered
350 candidates to 185 candidates (52.9%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New3482350
Fresh246
Picked011
Done000
Total3507357

Merged error: 0b

Counts
357 → 7

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ y (/ (- a t) (- z t))))
0.0b
(/ (- a t) (- z t))
2.1b
(/ y (/ (- a t) (- z t)))

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
197×*-un-lft-identity
195×add-sqr-sqrt
91×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
10×add-exp-log add-cbrt-cube
associate-/l*
flip3-- flip-- div-inv
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num associate-/l/
+-commutative flip3-+ div-sub sum-log flip-+ distribute-lft-out
Counts
3 → 206
Calls
3 calls:
26.0ms
(+ x (/ y (/ (- a t) (- z t))))
8.0ms
(/ (- a t) (- z t))
12.0ms
(/ y (/ (- a t) (- z t)))

series304.0ms

Counts
3 → 9
Calls
3 calls:
108.0ms
(+ x (/ y (/ (- a t) (- z t))))
50.0ms
(/ (- a t) (- z t))
146.0ms
(/ y (/ (- a t) (- z t)))

simplify82.0ms

Algorithm
egg-herbie
Counts
215 → 215
Iterations

Useful iterations: 2 (62.0ms)

IterNodesCost
06971888
130511835
250021832

prune396.0ms

Filtered
215 candidates to 144 candidates (67.0%)
Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New2150215
Fresh055
Picked011
Done011
Total2157222

Merged error: 0b

Counts
222 → 7

localize12.0ms

Local error

Found 4 expressions with local error:

2.1b
(* y (/ (- z t) (- a t)))
5.2b
(cbrt (* y (/ (- z t) (- a t))))
5.2b
(cbrt (* y (/ (- z t) (- a t))))
5.2b
(cbrt (* y (/ (- z t) (- a t))))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
36×*-un-lft-identity
31×associate-*r*
26×times-frac
16×add-cube-cbrt
10×distribute-lft-out-- difference-of-squares
add-exp-log add-cbrt-cube
pow1
associate-*r/ add-log-exp
cbrt-prod cbrt-div pow1/3 associate-*l*
prod-exp associate-/r/ cbrt-unprod unswap-sqr
cbrt-undiv flip3-- div-exp pow-prod-down *-commutative flip-- div-inv
Counts
4 → 80
Calls
4 calls:
16.0ms
(* y (/ (- z t) (- a t)))
8.0ms
(cbrt (* y (/ (- z t) (- a t))))
8.0ms
(cbrt (* y (/ (- z t) (- a t))))
8.0ms
(cbrt (* y (/ (- z t) (- a t))))

series690.0ms

Counts
4 → 12
Calls
4 calls:
61.0ms
(* y (/ (- z t) (- a t)))
217.0ms
(cbrt (* y (/ (- z t) (- a t))))
204.0ms
(cbrt (* y (/ (- z t) (- a t))))
207.0ms
(cbrt (* y (/ (- z t) (- a t))))

simplify45.0ms

Algorithm
egg-herbie
Counts
92 → 92
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
0335608
11360548
25002542

prune254.0ms

Filtered
92 candidates to 70 candidates (76.1%)
Pruning

7 alts after pruning (4 fresh and 3 done)

PrunedKeptTotal
New92092
Fresh044
Picked011
Done022
Total92799

Merged error: 0b

Counts
99 → 7

regimes209.0ms

Accuracy

46.6% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 1.3b

bsearch61.0ms

Steps
ItersRangePoint
8
5.5314836320008005e-244
2.882106368821281e-240
1.7945065782995238e-242
6
-2416.012398067356
-167.5179046238358
-714.4565574834934

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02510
12510

end0.0ms

sample509.0ms

Algorithm
intervals
Results
259.0ms8729×body80valid
0.0msbody640valid