Details

Time bar (total: 6.6s)

sample2.4s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0.878906%

Guaranteed chance to sample good point: 46.311576%

Results
10.0ms256×body80valid
1.0ms20×body80invalid

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

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.9b

Counts
2 → 1

localize9.0ms

Local error

Found 2 expressions with local error:

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

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
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:
12.0ms
(/ (- z t) (- a t))
13.0ms
(* y (/ (- z t) (- a t)))

series26.0ms

Counts
2 → 6
Calls
2 calls:
10.0ms
(/ (- z t) (- a t))
17.0ms
(* y (/ (- z t) (- a t)))

simplify44.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0349647
11396606
25002606

prune119.0ms

Filtered
71 candidates to 108 candidates (-52.1%)
Pruning

5 alts after pruning (5 fresh and 0 done)

PrunedKeptTotal
New1035108
Fresh000
Picked101
Done000
Total1045109

Merged error: 0.0b

Counts
109 → 5

localize9.0ms

Local error

Found 4 expressions with local error:

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

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity
80×add-sqr-sqrt
66×times-frac
32×distribute-lft-out--
30×add-cube-cbrt
20×difference-of-squares
18×associate-*r*
12×associate-/r/
10×add-exp-log associate-/r* add-cbrt-cube
8×flip3-- flip--
6×pow1 distribute-rgt-out-- div-inv associate-/l* add-log-exp
4×associate-*r/
3×sub-neg associate-*l*
2×cbrt-undiv distribute-rgt-in frac-2neg distribute-lft-in div-exp clear-num frac-sub sub-div
1×diff-log pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 144
Calls
4 calls:
5.0ms
(/ z (- a t))
5.0ms
(/ t (- a t))
25.0ms
(- (/ z (- a t)) (/ t (- a t)))
32.0ms
(* y (- (/ z (- a t)) (/ t (- a t))))

series55.0ms

Counts
4 → 12
Calls
4 calls:
7.0ms
(/ z (- a t))
6.0ms
(/ t (- a t))
15.0ms
(- (/ z (- a t)) (/ t (- a t)))
27.0ms
(* y (- (/ z (- a t)) (/ t (- a t))))

simplify48.0ms

Algorithm
egg-herbie
Counts
156 → 156
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0434894
11618844
25002844

prune140.0ms

Filtered
112 candidates to 156 candidates (-39.3%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New1551156
Fresh224
Picked011
Done000
Total1574161

Merged error: 0b

Counts
161 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- a t))
11.8b
(* (/ y (- a t)) (- 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*
9×add-exp-log add-cbrt-cube
8×distribute-lft-out-- difference-of-squares
5×associate-*r* associate-/r*
4×pow1 flip3-- associate-/r/ flip--
3×associate-/l*
2×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
1×frac-2neg pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 87
Calls
2 calls:
5.0ms
(/ y (- a t))
11.0ms
(* (/ y (- a t)) (- z t))

series35.0ms

Counts
2 → 6
Calls
2 calls:
8.0ms
(/ y (- a t))
27.0ms
(* (/ y (- a t)) (- z t))

simplify43.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0340501
11399463
25002463

prune81.0ms

Filtered
66 candidates to 93 candidates (-40.9%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New93093
Fresh022
Picked011
Done011
Total93497

Merged error: 0b

Counts
97 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
8.9b
(/ (* y (- z t)) (- a t))

rewrite16.0ms

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))

series26.0ms

Counts
2 → 6
Calls
2 calls:
9.0ms
(* y (- z t))
17.0ms
(/ (* y (- z t)) (- a t))

simplify40.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0264276
11211239
25001239

prune48.0ms

Filtered
39 candidates to 61 candidates (-56.4%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New60161
Fresh101
Picked011
Done022
Total61465

Merged error: 0b

Counts
65 → 4

regimes321.0ms

Accuracy

0% (1.3b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0137
1137

end0.0ms

sample3.0s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0.878906%

Guaranteed chance to sample good point: 46.311576%

Results
322.0ms7998×body80valid
22.0ms599×body80invalid
0.0ms1×body640valid
0.0ms1×body320valid

Profiling

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