Details

Time bar (total: 6.5s)

sample2.1s

Algorithm
intervals
sampling

Space saved by range analysis: 4.968678%

Space saved by search: 0.243902%

Guaranteed chance to sample good point: 0%

Results
8.0ms256×body80valid
2.0ms65×body80invalid

simplify43.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

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

prune4.0ms

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 3 expressions with local error:

0.0b
(* y (- z t))
0.0b
(- x (/ (* y (- z t)) a))
7.5b
(/ (* y (- z t)) a)

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
11×*-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*r* add-log-exp
associate-*r/
sub-neg flip3-- times-frac associate-*l* associate-/r* flip--
cbrt-undiv distribute-rgt-in distribute-lft-in div-exp prod-exp cbrt-unprod associate-/l/ distribute-lft-out-- difference-of-squares
frac-2neg diff-log pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
3 → 63
Calls
3 calls:
6.0ms
(* y (- z t))
4.0ms
(- x (/ (* y (- z t)) a))
7.0ms
(/ (* y (- z t)) a)

series34.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(* y (- z t))
15.0ms
(- x (/ (* y (- z t)) a))
12.0ms
(/ (* y (- z t)) a)

simplify36.0ms

Algorithm
egg-herbie
Counts
72 → 72
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0291345
11204306
25001306

prune97.0ms

Filtered
47 candidates to 72 candidates (-53.2%)
Pruning

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New65772
Fresh000
Picked101
Done000
Total66773

Merged error: 0.0b

Counts
73 → 7

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ (+ (* y z) (* y (neg t))) a))
0.7b
(+ (* y z) (* y (neg t)))
7.5b
(/ (+ (* y z) (* y (neg t))) a)

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
14×*-un-lft-identity
13×times-frac
12×add-cube-cbrt
add-log-exp
distribute-rgt-neg-out
add-exp-log add-cbrt-cube distribute-lft-out
div-sub associate-/l*
pow1 unsub-neg associate-/r*
flip3-+ flip-+ associate-/l/ associate--r- difference-of-squares
cbrt-undiv +-commutative sub-neg flip3-- frac-2neg diff-log div-exp clear-num sum-log flip-- div-inv distribute-lft-out--
Counts
3 → 66
Calls
3 calls:
8.0ms
(- x (/ (+ (* y z) (* y (neg t))) a))
3.0ms
(+ (* y z) (* y (neg t)))
6.0ms
(/ (+ (* y z) (* y (neg t))) a)

series38.0ms

Counts
3 → 9
Calls
3 calls:
15.0ms
(- x (/ (+ (* y z) (* y (neg t))) a))
10.0ms
(+ (* y z) (* y (neg t)))
13.0ms
(/ (+ (* y z) (* y (neg t))) a)

simplify150.0ms

Algorithm
egg-herbie
Counts
75 → 75
Iterations

Useful iterations: 3 (144.0ms)

IterNodesCost
0282582
11049507
24936475
35001473

prune84.0ms

Filtered
55 candidates to 75 candidates (-36.4%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New73275
Fresh336
Picked011
Done000
Total76682

Merged error: 0b

Counts
82 → 6

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (/ y a) (- t z)))
7.0b
(* (/ y a) (- t z))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*l*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
associate-*r*
pow1 distribute-rgt-in sub-neg associate-+r+ distribute-lft-in add-log-exp
frac-times flip3-- associate-*r/ prod-exp flip-- cbrt-unprod unswap-sqr
cbrt-undiv +-commutative flip3-+ div-exp pow-prod-down associate-*l/ sum-log *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 57
Calls
2 calls:
5.0ms
(+ x (* (/ y a) (- t z)))
9.0ms
(* (/ y a) (- t z))

series27.0ms

Counts
2 → 6
Calls
2 calls:
15.0ms
(+ x (* (/ y a) (- t z)))
12.0ms
(* (/ y a) (- t z))

simplify34.0ms

Algorithm
egg-herbie
Counts
63 → 63
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0322335
11236299
25001299

prune62.0ms

Filtered
43 candidates to 63 candidates (-46.5%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New62163
Fresh224
Picked011
Done011
Total64569

Merged error: 0b

Counts
69 → 5

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ 1 (/ (/ a y) (- z t))))
0.4b
(/ 1 (/ (/ a y) (- z t)))
7.6b
(/ (/ a y) (- z t))

rewrite119.0ms

Algorithm
rewrite-expression-head
Rules
784×times-frac
482×add-sqr-sqrt
465×*-un-lft-identity
327×add-cube-cbrt
76×associate-/r*
73×difference-of-squares
68×distribute-lft-out--
33×div-inv
29×add-exp-log
18×div-exp
17×add-cbrt-cube
16×associate-/l*
11×associate-/r/
cbrt-undiv
flip3-- flip--
add-log-exp
pow1
rec-exp 1-exp
frac-2neg clear-num
sub-neg pow-flip diff-log associate-/l/ inv-pow
Counts
3 → 433
Calls
3 calls:
59.0ms
(- x (/ 1 (/ (/ a y) (- z t))))
18.0ms
(/ 1 (/ (/ a y) (- z t)))
8.0ms
(/ (/ a y) (- z t))

series38.0ms

Counts
3 → 9
Calls
3 calls:
15.0ms
(- x (/ 1 (/ (/ a y) (- z t))))
12.0ms
(/ 1 (/ (/ a y) (- z t)))
10.0ms
(/ (/ a y) (- z t))

simplify79.0ms

Algorithm
egg-herbie
Counts
442 → 442
Iterations

Useful iterations: 1 (30.0ms)

IterNodesCost
014434631
150023787

prune212.0ms

Filtered
207 candidates to 442 candidates (-113.5%)
Pruning

5 alts after pruning (2 fresh and 3 done)

PrunedKeptTotal
New4420442
Fresh022
Picked011
Done022
Total4425447

Merged error: 0b

Counts
447 → 5

regimes472.0ms

Accuracy

0% (2.5b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0114
1114

end0.0ms

sample2.8s

Algorithm
intervals
sampling

Space saved by range analysis: 4.968678%

Space saved by search: 0.243902%

Guaranteed chance to sample good point: 0%

Results
292.0ms8000×body80valid
92.0ms2209×body80invalid

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