Details

Time bar (total: 6.5s)

sample2.2s

Algorithm
intervals
sampling

Space saved by range analysis: 1.120665%

Space saved by search: 0.243902%

Guaranteed chance to sample good point: 0%

Results
9.0ms256×body80valid
1.0ms17×body80invalid

simplify51.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0175
1355
2605
3965
41405
51745
62025
72425
82895
93835
105235
118185
128615
138635
148635

prune5.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 14.3b

Counts
2 → 1

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* (- y z) t) (- a z)))
0.0b
(* (- y z) t)
13.8b
(/ (* (- y z) t) (- a z))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
7×add-cube-cbrt
5×pow1 times-frac associate-*l* associate-/r* add-log-exp
4×associate-*l/
3×flip3-- associate-*r* flip-- distribute-lft-out-- difference-of-squares
2×cbrt-undiv div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/
1×+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 63
Calls
3 calls:
7.0ms
(+ x (/ (* (- y z) t) (- a z)))
6.0ms
(* (- y z) t)
9.0ms
(/ (* (- y z) t) (- a z))

series49.0ms

Counts
3 → 9
Calls
3 calls:
27.0ms
(+ x (/ (* (- y z) t) (- a z)))
7.0ms
(* (- y z) t)
16.0ms
(/ (* (- y z) t) (- a z))

simplify41.0ms

Algorithm
egg-herbie
Counts
72 → 72
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0326368
11401329
25001329

prune94.0ms

Filtered
52 candidates to 72 candidates (-38.5%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New67572
Fresh000
Picked011
Done000
Total67673

Merged error: 0.0b

Counts
73 → 6

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a z) t)
0.0b
(+ x (/ (- y z) (/ (- a z) t)))
11.6b
(/ (- y z) (/ (- a z) t))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
200×times-frac
173×*-un-lft-identity
171×add-sqr-sqrt
87×add-cube-cbrt
42×distribute-lft-out-- difference-of-squares
22×associate-/r*
10×add-exp-log add-cbrt-cube associate-/l*
8×div-inv
5×add-log-exp
4×cbrt-undiv div-exp associate-/l/
3×pow1 div-sub
2×flip3-- frac-2neg clear-num flip--
1×+-commutative associate-+r- flip3-+ sum-log associate-/r/ flip-+ distribute-lft-out
Counts
3 → 188
Calls
3 calls:
6.0ms
(/ (- a z) t)
28.0ms
(+ x (/ (- y z) (/ (- a z) t)))
11.0ms
(/ (- y z) (/ (- a z) t))

series59.0ms

Counts
3 → 9
Calls
3 calls:
6.0ms
(/ (- a z) t)
30.0ms
(+ x (/ (- y z) (/ (- a z) t)))
23.0ms
(/ (- y z) (/ (- a z) t))

simplify77.0ms

Algorithm
egg-herbie
Counts
197 → 197
Iterations

Useful iterations: 1 (18.0ms)

IterNodesCost
07791717
129861664
250011664

prune164.0ms

Filtered
133 candidates to 197 candidates (-48.1%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New1943197
Fresh224
Picked011
Done101
Total1976203

Merged error: 0b

Counts
203 → 6

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* (/ (- y z) (- a z)) t))
0.0b
(/ (- y z) (- a z))
2.2b
(* (/ (- y z) (- a z)) t)

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
76×add-sqr-sqrt
71×*-un-lft-identity
51×times-frac
31×associate-*l*
27×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
5×pow1 associate-/r* associate-/l* add-log-exp
4×associate-/r/
3×flip3-- associate-*r* flip--
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
1×+-commutative frac-2neg flip3-+ div-sub pow-prod-down associate-*l/ clear-num sum-log *-commutative flip-+
Counts
3 → 113
Calls
3 calls:
3.0ms
(+ x (* (/ (- y z) (- a z)) t))
8.0ms
(/ (- y z) (- a z))
12.0ms
(* (/ (- y z) (- a z)) t)

series60.0ms

Counts
3 → 9
Calls
3 calls:
26.0ms
(+ x (* (/ (- y z) (- a z)) t))
9.0ms
(/ (- y z) (- a z))
25.0ms
(* (/ (- y z) (- a z)) t)

simplify45.0ms

Algorithm
egg-herbie
Counts
122 → 122
Iterations

Useful iterations: 2 (35.0ms)

IterNodesCost
0432753
11363710
25002709

prune106.0ms

Filtered
83 candidates to 122 candidates (-47.0%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New1220122
Fresh044
Picked011
Done011
Total1226128

Merged error: 0b

Counts
128 → 6

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* (- y z) (/ t (- a z))))
0.0b
(/ t (- a z))
11.1b
(* (- y z) (/ t (- a z)))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
39×*-un-lft-identity
31×times-frac
23×add-cube-cbrt
21×associate-*r*
10×add-exp-log add-cbrt-cube
8×distribute-lft-out-- difference-of-squares
5×pow1 associate-*l* associate-/r* add-log-exp
4×flip3-- associate-/r/ flip--
3×associate-/l*
2×cbrt-undiv frac-times div-exp associate-*l/ prod-exp cbrt-unprod div-inv unswap-sqr
1×+-commutative frac-2neg flip3-+ associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 94
Calls
3 calls:
3.0ms
(+ x (* (- y z) (/ t (- a z))))
5.0ms
(/ t (- a z))
12.0ms
(* (- y z) (/ t (- a z)))

series53.0ms

Counts
3 → 9
Calls
3 calls:
29.0ms
(+ x (* (- y z) (/ t (- a z))))
8.0ms
(/ t (- a z))
16.0ms
(* (- y z) (/ t (- a z)))

simplify45.0ms

Algorithm
egg-herbie
Counts
103 → 103
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0365574
11604535
25001535

prune83.0ms

Filtered
75 candidates to 103 candidates (-37.3%)
Pruning

6 alts after pruning (3 fresh and 3 done)

PrunedKeptTotal
New1030103
Fresh033
Picked011
Done022
Total1036109

Merged error: 0b

Counts
109 → 6

regimes365.0ms

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
0125
1125

end0.0ms

sample2.8s

Algorithm
intervals
sampling

Space saved by range analysis: 1.120665%

Space saved by search: 0.243902%

Guaranteed chance to sample good point: 0%

Results
310.0ms7998×body80valid
23.0ms649×body80invalid
0.0ms2×body320valid

Profiling

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