Details

Time bar (total: 4.3s)

sample1.1s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 3.4729%

Guaranteed chance to sample good point: 74.378754%

Results
8.0ms256×body80valid
2.0ms73×body80invalid

simplify136.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1314
2574
3914
41174
51364
61584
72124
84214
98804
1016184
1129914
1247574
1350014

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 2.4b

Counts
2 → 1

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* (/ x y) (- z t)) t)
8.3b
(* (/ x y) (- z t))

rewrite17.0ms

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-+l+ 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:
7.0ms
(+ (* (/ x y) (- z t)) t)
8.0ms
(* (/ x y) (- z t))

series25.0ms

Counts
2 → 6
Calls
2 calls:
10.0ms
(+ (* (/ x y) (- z t)) t)
15.0ms
(* (/ x y) (- z t))

simplify33.0ms

Algorithm
egg-herbie
Counts
63 → 63
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0314342
11191302
25002302

prune91.0ms

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

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New56763
Fresh000
Picked101
Done000
Total57764

Merged error: 0.0b

Counts
64 → 7

localize7.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* (/ x y) z) (- t (* t (/ x y))))
0.0b
(- t (* t (/ x y)))
5.6b
(* t (/ x y))
7.1b
(* (/ x y) z)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
20×add-cube-cbrt *-un-lft-identity times-frac
16×associate-*r* associate-*l*
14×add-exp-log add-cbrt-cube
11×add-log-exp
pow1
prod-exp cbrt-unprod unswap-sqr
associate-*l/
cbrt-undiv sub-neg associate-+r+ flip3-- diff-log div-exp pow-prod-down frac-add sum-log *-commutative flip-- div-inv
+-commutative associate-+r- flip3-+ associate-*r/ flip-+
Counts
4 → 93
Calls
4 calls:
6.0ms
(+ (* (/ x y) z) (- t (* t (/ x y))))
2.0ms
(- t (* t (/ x y)))
6.0ms
(* t (/ x y))
6.0ms
(* (/ x y) z)

series26.0ms

Counts
4 → 12
Calls
4 calls:
10.0ms
(+ (* (/ x y) z) (- t (* t (/ x y))))
6.0ms
(- t (* t (/ x y)))
4.0ms
(* t (/ x y))
5.0ms
(* (/ x y) z)

simplify51.0ms

Algorithm
egg-herbie
Counts
105 → 105
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
0437525
12109485
25002470

prune98.0ms

Filtered
74 candidates to 105 candidates (-41.9%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New1032105
Fresh336
Picked011
Done000
Total1066112

Merged error: 0.0b

Counts
112 → 6

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(- t (* t (/ x y)))
0.3b
(* (/ 1 y) z)
5.6b
(* t (/ x y))
6.1b
(* x (* (/ 1 y) z))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
33×add-exp-log add-sqr-sqrt
23×add-cbrt-cube
22×*-un-lft-identity
21×add-cube-cbrt times-frac
19×associate-*l*
17×associate-*r*
15×prod-exp
13×pow1
cbrt-unprod
add-log-exp
div-exp pow-prod-down unswap-sqr
cbrt-undiv *-commutative
rec-exp 1-exp associate-*r/ associate-*l/ div-inv
sub-neg flip3-- diff-log flip--
Counts
4 → 102
Calls
4 calls:
3.0ms
(- t (* t (/ x y)))
7.0ms
(* (/ 1 y) z)
6.0ms
(* t (/ x y))
7.0ms
(* x (* (/ 1 y) z))

series21.0ms

Counts
4 → 12
Calls
4 calls:
6.0ms
(- t (* t (/ x y)))
2.0ms
(* (/ 1 y) z)
7.0ms
(* t (/ x y))
5.0ms
(* x (* (/ 1 y) z))

simplify52.0ms

Algorithm
egg-herbie
Counts
114 → 114
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
0428448
11903379
25002371

prune114.0ms

Filtered
74 candidates to 114 candidates (-54.1%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New1131114
Fresh044
Picked101
Done011
Total1146120

Merged error: 0.0b

Counts
120 → 6

localize6.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (/ (* x (- z t)) y) t)
0.0b
(* x (- z t))
5.9b
(/ (* x (- z t)) y)

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*r* add-log-exp
associate-*r/
times-frac associate-*l* associate-/r*
cbrt-undiv distribute-rgt-in sub-neg flip3-- distribute-lft-in div-exp prod-exp flip-- cbrt-unprod associate-/l/
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 61
Calls
3 calls:
8.0ms
(+ (/ (* x (- z t)) y) t)
6.0ms
(* x (- z t))
6.0ms
(/ (* x (- z t)) y)

series29.0ms

Counts
3 → 9
Calls
3 calls:
11.0ms
(+ (/ (* x (- z t)) y) t)
7.0ms
(* x (- z t))
11.0ms
(/ (* x (- z t)) y)

simplify40.0ms

Algorithm
egg-herbie
Counts
70 → 70
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
0288331
11163295
25001283

prune52.0ms

Filtered
44 candidates to 70 candidates (-59.1%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New69170
Fresh134
Picked011
Done011
Total70676

Merged error: 0b

Counts
76 → 6

regimes396.0ms

Accuracy

29.3% (1.6b remaining)

Error of 1.6b against oracle of 0.0b and baseline of 2.3b

bsearch54.0ms

Steps
ItersRangePoint
8
2.198305837836103e-28
3.3032460598093324e-24
4.3101249161839503e-26
9
-1.345057196581105e-180
-1.5416992841086978e-185
-1.2373352883459072e-180

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02710
12710

end0.0ms

sample1.8s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 3.4729%

Guaranteed chance to sample good point: 74.378754%

Results
260.0ms8000×body80valid
74.0ms2189×body80invalid

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