Details

Time bar (total: 6.3s)

sample2.0s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 5.700684%

Guaranteed chance to sample good point: 51.831715%

Results
8.0ms256×body80valid
6.0ms55×body80invalid

simplify111.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1284
2484
3794
41214
51494
62184
73204
83964
95994
108934
1112674
1223334
1335874
1450024

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 5.6b

Counts
2 → 1

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- y x) z)
0.0b
(+ x (/ (* (- y x) z) t))
5.4b
(/ (* (- y x) z) t)

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*l* add-log-exp
associate-*l/
times-frac associate-*r* associate-/r*
cbrt-undiv flip3-- 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 → 57
Calls
3 calls:
6.0ms
(* (- y x) z)
5.0ms
(+ x (/ (* (- y x) z) t))
7.0ms
(/ (* (- y x) z) t)

series28.0ms

Counts
3 → 9
Calls
3 calls:
6.0ms
(* (- y x) z)
10.0ms
(+ x (/ (* (- y x) z) t))
11.0ms
(/ (* (- y x) z) t)

simplify33.0ms

Algorithm
egg-herbie
Counts
66 → 66
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0283314
11117267
25001267

prune82.0ms

Filtered
45 candidates to 66 candidates (-46.7%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New60666
Fresh000
Picked011
Done000
Total60767

Merged error: 0.0b

Counts
67 → 7

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (- y x) (/ t z)))
8.2b
(/ (- y x) (/ t z))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
119×times-frac
88×*-un-lft-identity
86×add-sqr-sqrt
58×add-cube-cbrt
14×distribute-lft-out-- difference-of-squares
13×associate-/r*
add-exp-log add-cbrt-cube div-inv
associate-/l*
add-log-exp
cbrt-undiv div-exp
pow1 div-sub associate-/l/
+-commutative associate-+r- flip3-- frac-2neg flip3-+ clear-num sum-log associate-/r/ flip-- flip-+ distribute-lft-out
Counts
2 → 114
Calls
2 calls:
17.0ms
(+ x (/ (- y x) (/ t z)))
8.0ms
(/ (- y x) (/ t z))

series25.0ms

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

simplify53.0ms

Algorithm
egg-herbie
Counts
120 → 120
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
0609959
12199914
25001913

prune111.0ms

Filtered
85 candidates to 120 candidates (-41.2%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New1164120
Fresh325
Picked101
Done011
Total1207127

Merged error: 0b

Counts
127 → 7

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ 1 (/ (/ t z) (- y x))))
0.2b
(/ 1 (/ (/ t z) (- y x)))
8.2b
(/ (/ t z) (- y x))

rewrite108.0ms

Algorithm
rewrite-expression-head
Rules
772×times-frac
462×*-un-lft-identity
459×add-sqr-sqrt
327×add-cube-cbrt
76×associate-/r*
66×distribute-lft-out-- difference-of-squares
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 distribute-lft-out
+-commutative pow-flip flip3-+ sum-log flip-+ associate-/l/ inv-pow
Counts
3 → 425
Calls
3 calls:
49.0ms
(+ x (/ 1 (/ (/ t z) (- y x))))
17.0ms
(/ 1 (/ (/ t z) (- y x)))
8.0ms
(/ (/ t z) (- y x))

series32.0ms

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

simplify76.0ms

Algorithm
egg-herbie
Counts
434 → 434
Iterations

Useful iterations: 1 (30.0ms)

IterNodesCost
014134513
150013666

prune215.0ms

Filtered
202 candidates to 434 candidates (-114.9%)
Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New4331434
Fresh145
Picked011
Done011
Total4347441

Merged error: 0b

Counts
441 → 7

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (- y x))
0.0b
(+ x (/ 1 (* (/ t z) (/ 1 (- y x)))))
0.2b
(/ 1 (* (/ t z) (/ 1 (- y x))))
8.2b
(* (/ t z) (/ 1 (- y x)))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
108×add-exp-log
63×add-sqr-sqrt
52×div-exp
51×*-un-lft-identity
49×times-frac
36×add-cbrt-cube
32×add-cube-cbrt prod-exp
21×associate-*r*
18×rec-exp 1-exp
14×cbrt-undiv
13×associate-*l*
10×pow1
associate-/r/ cbrt-unprod
distribute-lft-out-- difference-of-squares
associate-/r* associate-/l* add-log-exp unswap-sqr
div-inv
pow-flip
frac-times flip3-- frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num un-div-inv flip-- distribute-lft-out inv-pow
+-commutative flip3-+ sum-log *-commutative flip-+
Counts
4 → 175
Calls
4 calls:
5.0ms
(/ 1 (- y x))
5.0ms
(+ x (/ 1 (* (/ t z) (/ 1 (- y x)))))
10.0ms
(/ 1 (* (/ t z) (/ 1 (- y x))))
15.0ms
(* (/ t z) (/ 1 (- y x)))

series40.0ms

Counts
4 → 12
Calls
4 calls:
4.0ms
(/ 1 (- y x))
11.0ms
(+ x (/ 1 (* (/ t z) (/ 1 (- y x)))))
15.0ms
(/ 1 (* (/ t z) (/ 1 (- y x))))
10.0ms
(* (/ t z) (/ 1 (- y x)))

simplify59.0ms

Algorithm
egg-herbie
Counts
187 → 187
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
06591094
12810844
25001821

prune110.0ms

Filtered
91 candidates to 187 candidates (-105.5%)
Pruning

7 alts after pruning (4 fresh and 3 done)

PrunedKeptTotal
New1870187
Fresh044
Picked011
Done022
Total1877194

Merged error: 0b

Counts
194 → 7

regimes336.0ms

Accuracy

36.3% (1.5b remaining)

Error of 1.5b against oracle of 0.0b and baseline of 2.3b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02717
12717

end0.0ms

sample2.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 5.700684%

Guaranteed chance to sample good point: 51.831715%

Results
266.0ms8000×body80valid
64.0ms2113×body80invalid

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