Details

sample1.4s

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 1.919556%

Guaranteed chance to sample good point: 65.698995%

Results

7.0ms	256×	body	80	valid
3.0ms	105×	body	80	invalid

simplify34.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	20	4
1	41	4
2	58	4
3	77	4
4	111	4
5	171	4
6	293	4
7	521	4
8	707	4
9	787	4
10	964	4
11	988	4
12	988	4

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

	Kept	Total
New	1	1
Fresh	1	1
Picked	0	0
Done	0	0
Total	2	2

Merged error: 0.0b

Counts

2 → 1

localize7.0ms

Local error

Found 1 expressions with local error:

0.0b	(/ (- (+ x y) z) (* t 2.0))

rewrite9.0ms

Algorithm

rewrite-expression-head

Rules

13×	`*-un-lft-identity`
7×	`add-sqr-sqrt`
6×	`add-exp-log` `times-frac` `add-cbrt-cube` `associate-/l*`
4×	`distribute-lft-out--`
3×	`add-cube-cbrt`
2×	`cbrt-undiv` `div-exp` `associate-/l/` `distribute-lft-out` `difference-of-squares`
1×	`pow1` `flip3--` `frac-2neg` `div-sub` `prod-exp` `clear-num` `associate-/r*` `flip--` `cbrt-unprod` `div-inv` `add-log-exp`

Counts

1 → 30

Calls

1 calls:

9.0ms

(/ (- (+ x y) z) (* t 2.0))

series11.0ms

Counts

1 → 3

Calls

1 calls:

11.0ms

(/ (- (+ x y) z) (* t 2.0))

simplify68.0ms

Algorithm

egg-herbie

Counts

33 → 33

Iterations

Useful iterations: 1 (5.0ms)

Iter	Nodes	Cost
0	203	198
1	740	169
2	3492	169
3	5001	169

prune44.0ms

Filtered

23 candidates to 33 candidates (-43.5%)

Pruning

3 alts after pruning (2 fresh and 1 done)

	Pruned	Kept	Total
New	31	2	33
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	31	3	34

Merged error: 0b

Counts

34 → 3

localize8.0ms

Local error

Found 1 expressions with local error:

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

rewrite23.0ms

Algorithm

rewrite-expression-head

Rules

18×	`*-un-lft-identity`
10×	`times-frac`
9×	`add-sqr-sqrt`
6×	`add-log-exp`
5×	`distribute-lft-out--`
4×	`add-cube-cbrt` `distribute-lft-out`
3×	`frac-sub`
2×	`diff-log` `difference-of-squares`
1×	`pow1` `add-exp-log` `sub-neg` `flip3--` `flip3-+` `frac-add` `associate--l+` `sum-log` `add-cbrt-cube` `flip--` `flip-+`

Counts

1 → 24

Calls

1 calls:

21.0ms

(- (+ (/ y t) (/ x t)) (/ z t))

series8.0ms

Counts

1 → 3

Calls

1 calls:

8.0ms

(- (+ (/ y t) (/ x t)) (/ z t))

simplify50.0ms

Algorithm

egg-herbie

Counts

27 → 27

Iterations

Useful iterations: 2 (15.0ms)

Iter	Nodes	Cost
0	209	248
1	629	233
2	2268	226
3	5001	226

prune31.0ms

Filtered

21 candidates to 27 candidates (-28.6%)

Pruning

3 alts after pruning (1 fresh and 2 done)

	Pruned	Kept	Total
New	26	1	27
Fresh	1	0	1
Picked	0	1	1
Done	0	1	1
Total	27	3	30

Merged error: 0b

Counts

30 → 3

localize12.0ms

Local error

Found 4 expressions with local error:

0.1b	(/ 1 (sqrt t))
0.1b	(/ x (sqrt t))
0.1b	(/ z (sqrt t))
0.2b	(* (/ 1 (sqrt t)) (- (+ (/ y (sqrt t)) (/ x (sqrt t))) (/ z (sqrt t))))

rewrite79.0ms

Algorithm

rewrite-expression-head

Rules

114×	`times-frac`
112×	`*-un-lft-identity`
107×	`add-sqr-sqrt`
69×	`add-cube-cbrt`
66×	`sqrt-prod`
22×	`associate-l`
21×	`add-exp-log`
20×	`associate-r`
18×	`associate-/r*`
15×	`add-cbrt-cube`
14×	`distribute-lft-out--`
13×	`distribute-lft-out`
9×	`associate-/l*`
8×	`pow1`
6×	`div-exp` `frac-sub`
5×	`frac-times` `associate-*r/` `unswap-sqr`
4×	`cbrt-undiv` `prod-exp` `div-inv` `add-log-exp`
3×	`distribute-rgt-in` `pow-flip` `frac-2neg` `distribute-lft-in` `clear-num` `difference-of-squares`
2×	`sub-neg` `rec-exp` `flip3--` `flip3-+` `1-exp` `frac-add` `associate--l+` `flip--` `cbrt-unprod` `flip-+`
1×	`sqrt-pow1` `pow1/2` `pow-prod-down` `associate-l/` `-commutative` `inv-pow`

Counts

4 → 202

Calls

4 calls:

4.0ms	(/ 1 (sqrt t))
4.0ms	(/ x (sqrt t))
4.0ms	(/ z (sqrt t))
56.0ms	(* (/ 1 (sqrt t)) (- (+ (/ y (sqrt t)) (/ x (sqrt t))) (/ z (sqrt t))))

series60.0ms

Counts

4 → 12

Calls

4 calls:

6.0ms	(/ 1 (sqrt t))
7.0ms	(/ x (sqrt t))
7.0ms	(/ z (sqrt t))
41.0ms	(* (/ 1 (sqrt t)) (- (+ (/ y (sqrt t)) (/ x (sqrt t))) (/ z (sqrt t))))

simplify89.0ms

Algorithm

egg-herbie

Counts

214 → 214

Iterations

Useful iterations: 2 (68.0ms)

Iter	Nodes	Cost
0	773	1837
1	3785	1663
2	5001	1615

prune164.0ms

Filtered

131 candidates to 214 candidates (-63.4%)

Pruning

3 alts after pruning (0 fresh and 3 done)

	Pruned	Kept	Total
New	214	0	214
Fresh	0	0	0
Picked	0	1	1
Done	0	2	2
Total	214	3	217

Merged error: 0b

Counts

217 → 3

regimes399.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	13	6
1	13	6

end0.0ms

sample2.1s

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 1.919556%

Guaranteed chance to sample good point: 65.698995%

Results

257.0ms	8000×	body	80	valid
79.0ms	2653×	body	80	invalid

Iter	Nodes	Cost
0	20	4
1	41	4
2	58	4
3	77	4
4	111	4
5	171	4
6	293	4
7	521	4
8	707	4
9	787	4
10	964	4
11	988	4
12	988	4

Iter	Nodes	Cost
0	20	4
1	41	4
2	58	4
3	77	4
4	111	4
5	171	4
6	293	4
7	521	4
8	707	4
9	787	4
10	964	4
11	988	4
12	988	4

Details

sample1.4s

simplify34.0ms

prune4.0ms

localize7.0ms

rewrite9.0ms

series11.0ms

simplify68.0ms

prune44.0ms

localize8.0ms

rewrite23.0ms

series8.0ms

simplify50.0ms

prune31.0ms

localize12.0ms

rewrite79.0ms

series60.0ms

simplify89.0ms

prune164.0ms

regimes399.0ms

bsearch0.0ms

simplify1.0ms

end0.0ms

sample2.1s

Profiling

Iter	Nodes	Cost
0	20	4
1	41	4
2	58	4
3	77	4
4	111	4
5	171	4
6	293	4
7	521	4
8	707	4
9	787	4
10	964	4
11	988	4
12	988	4