Details

sample222.0ms

Algorithm

intervals

Results

129.0ms	1870×	body	80	nan
20.0ms	256×	body	80	valid

simplify60.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	27	9
1	59	9
2	153	9
3	360	9
4	813	9
5	1639	9
6	3143	9
7	5001	9

prune3.0ms

Filtered

1 candidates to 0 candidates (0.0%)

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: 0.3b

Counts

2 → 1

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b	(- (+ (log (+ x y)) (log z)) t)
0.1b	(* (- a 0.5) (log t))
0.2b	(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
0.5b	(+ (log (+ x y)) (log z))

rewrite37.0ms

Algorithm

rewrite-expression-head

Rules

30×	`*-un-lft-identity`
19×	`log-prod`
18×	`add-sqr-sqrt`
15×	`pow1`
14×	`add-log-exp`
12×	`add-cube-cbrt`
9×	`associate-+r+` `log-pow` `distribute-lft-out`
7×	`associate-+l+`
6×	`add-exp-log` `distribute-rgt-in` `flip3--` `distribute-lft-in` `associate-*l/` `sum-log` `add-cbrt-cube` `flip--` `distribute-lft-out--`
5×	`associate-+l-` `associate-l`
4×	`log-div` `flip3-+` `diff-log` `associate-r` `frac-add` `flip-+`
2×	`+-commutative` `associate--l-` `sub-neg` `associate--l+` `difference-of-squares`
1×	`pow-prod-down` `prod-exp` `*-commutative` `cbrt-unprod` `unswap-sqr`

Counts

4 → 102

Calls

4 calls:

8.0ms	(- (+ (log (+ x y)) (log z)) t)
7.0ms	(* (- a 0.5) (log t))
12.0ms	(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
7.0ms	(+ (log (+ x y)) (log z))

series477.0ms

Counts

4 → 12

Calls

4 calls:

159.0ms	(- (+ (log (+ x y)) (log z)) t)
57.0ms	(* (- a 0.5) (log t))
191.0ms	(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
70.0ms	(+ (log (+ x y)) (log z))

simplify57.0ms

Algorithm

egg-herbie

Counts

114 → 114

Iterations

Useful iterations: 2 (46.0ms)

Iter	Nodes	Cost
0	618	1003
1	2230	940
2	5001	924

prune329.0ms

Filtered

114 candidates to 80 candidates (70.2%)

Pruning

8 alts after pruning (8 fresh and 0 done)

	Pruned	Kept	Total
New	106	8	114
Fresh	0	0	0
Picked	1	0	1
Done	0	0	0
Total	107	8	115

Merged error: 0.0b

Counts

115 → 8

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b	(* (- a 0.5) (log t))
0.2b	(+ (- (+ (log (sqrt (+ x y))) (+ (log (sqrt (+ x y))) (log z))) t) (* (- a 0.5) (log t)))
0.4b	(+ (log (sqrt (+ x y))) (+ (log (sqrt (+ x y))) (log z)))
0.4b	(+ (log (sqrt (+ x y))) (log z))

rewrite53.0ms

Algorithm

rewrite-expression-head

Rules

40×	`*-un-lft-identity`
29×	`log-prod`
24×	`pow1` `distribute-lft-out`
19×	`add-sqr-sqrt`
18×	`log-pow`
17×	`associate-+l+`
15×	`add-cube-cbrt` `add-log-exp`
11×	`sum-log`
10×	`associate-+r+`
8×	`sqrt-prod`
7×	`associate-+l-`
6×	`add-exp-log` `distribute-rgt-in` `log-div` `distribute-lft-in` `flip3-+` `sqrt-div` `associate-*l/` `add-cbrt-cube` `flip-+`
5×	`flip3--` `associate-l` `flip--`
4×	`associate-r` `frac-add`
3×	`+-commutative` `diff-log`
2×	`associate-+r-`
1×	`sub-neg` `pow-prod-down` `prod-exp` `associate--l+` `*-commutative` `cbrt-unprod` `distribute-lft-out--` `difference-of-squares` `unswap-sqr`

Counts

4 → 118

Calls

4 calls:

7.0ms	(* (- a 0.5) (log t))
19.0ms	(+ (- (+ (log (sqrt (+ x y))) (+ (log (sqrt (+ x y))) (log z))) t) (* (- a 0.5) (log t)))
15.0ms	(+ (log (sqrt (+ x y))) (+ (log (sqrt (+ x y))) (log z)))
8.0ms	(+ (log (sqrt (+ x y))) (log z))

series550.0ms

Counts

4 → 12

Calls

4 calls:

55.0ms	(* (- a 0.5) (log t))
269.0ms	(+ (- (+ (log (sqrt (+ x y))) (+ (log (sqrt (+ x y))) (log z))) t) (* (- a 0.5) (log t)))
121.0ms	(+ (log (sqrt (+ x y))) (+ (log (sqrt (+ x y))) (log z)))
105.0ms	(+ (log (sqrt (+ x y))) (log z))

simplify70.0ms

Algorithm

egg-herbie

Counts

130 → 130

Iterations

Useful iterations: 2 (57.0ms)

Iter	Nodes	Cost
0	780	1487
1	2817	1345
2	5001	1330

prune424.0ms

Filtered

130 candidates to 92 candidates (70.8%)

Pruning

8 alts after pruning (7 fresh and 1 done)

	Pruned	Kept	Total
New	128	2	130
Fresh	2	5	7
Picked	0	1	1
Done	0	0	0
Total	130	8	138

Merged error: 0.0b

Counts

138 → 8

localize21.0ms

Local error

Found 4 expressions with local error:

0.1b	(* (- a 0.5) (log t))
0.1b	(+ (- (+ (log (sqrt (+ x y))) (log z)) t) (* (- a 0.5) (log t)))
0.2b	(+ (log (sqrt (+ x y))) (+ (- (+ (log (sqrt (+ x y))) (log z)) t) (* (- a 0.5) (log t))))
0.4b	(+ (log (sqrt (+ x y))) (log z))

rewrite48.0ms

Algorithm

rewrite-expression-head

Rules

29×	`log-prod`
28×	`*-un-lft-identity`
19×	`add-sqr-sqrt` `add-log-exp`
17×	`associate-+l+`
15×	`add-cube-cbrt`
13×	`sum-log`
12×	`pow1`
10×	`associate-+r+`
8×	`sqrt-prod` `distribute-lft-out`
6×	`add-exp-log` `distribute-rgt-in` `associate-+l-` `distribute-lft-in` `associate-*l/` `log-pow` `add-cbrt-cube`
5×	`flip3--` `flip3-+` `associate-l` `flip--` `flip-+`
4×	`log-div` `sqrt-div` `diff-log` `associate-r` `frac-add`
3×	`+-commutative`
1×	`associate-+r-` `sub-neg` `pow-prod-down` `prod-exp` `associate--l+` `*-commutative` `cbrt-unprod` `distribute-lft-out--` `difference-of-squares` `unswap-sqr`

Counts

4 → 110

Calls

4 calls:

7.0ms	(* (- a 0.5) (log t))
13.0ms	(+ (- (+ (log (sqrt (+ x y))) (log z)) t) (* (- a 0.5) (log t)))
16.0ms	(+ (log (sqrt (+ x y))) (+ (- (+ (log (sqrt (+ x y))) (log z)) t) (* (- a 0.5) (log t))))
8.0ms	(+ (log (sqrt (+ x y))) (log z))

series676.0ms

Counts

4 → 12

Calls

4 calls:

56.0ms	(* (- a 0.5) (log t))
236.0ms	(+ (- (+ (log (sqrt (+ x y))) (log z)) t) (* (- a 0.5) (log t)))
280.0ms	(+ (log (sqrt (+ x y))) (+ (- (+ (log (sqrt (+ x y))) (log z)) t) (* (- a 0.5) (log t))))
105.0ms	(+ (log (sqrt (+ x y))) (log z))

simplify72.0ms

Algorithm

egg-herbie

Counts

122 → 122

Iterations

Useful iterations: 2 (58.0ms)

Iter	Nodes	Cost
0	777	1442
1	2891	1336
2	5003	1318

prune394.0ms

Filtered

122 candidates to 89 candidates (73.0%)

Pruning

8 alts after pruning (6 fresh and 2 done)

	Pruned	Kept	Total
New	121	1	122
Fresh	1	5	6
Picked	0	1	1
Done	0	1	1
Total	122	8	130

Merged error: 0.0b

Counts

130 → 8

localize22.0ms

Local error

Found 4 expressions with local error:

0.3b	(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
0.5b	(cbrt t)
0.5b	(cbrt t)
0.5b	(+ (log (+ x y)) (log z))

rewrite27.0ms

Algorithm

rewrite-expression-head

Rules

43×	`log-prod`
30×	`distribute-rgt-in` `distribute-lft-in`
28×	`associate-+l+`
26×	`*-un-lft-identity`
24×	`cbrt-prod`
20×	`add-sqr-sqrt` `add-cube-cbrt`
15×	`associate-+r+`
8×	`pow1` `associate-*l/`
6×	`distribute-lft-out` `add-log-exp`
4×	`add-exp-log` `flip3--` `frac-add` `log-pow` `add-cbrt-cube` `flip--`
3×	`flip3-+` `flip-+`
2×	`+-commutative` `associate-+l-` `log-div` `pow1/3` `sum-log`

Counts

4 → 98

Calls

4 calls:

14.0ms	(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
1.0ms	(cbrt t)
1.0ms	(cbrt t)
7.0ms	(+ (log (+ x y)) (log z))

series595.0ms

Counts

4 → 12

Calls

4 calls:

172.0ms	(+ (* (- a 0.5) (* 2 (log (cbrt t)))) (* (- a 0.5) (log (cbrt t))))
176.0ms	(cbrt t)
173.0ms	(cbrt t)
73.0ms	(+ (log (+ x y)) (log z))

simplify68.0ms

Algorithm

egg-herbie

Counts

110 → 110

Iterations

Useful iterations: 2 (57.0ms)

Iter	Nodes	Cost
0	598	898
1	2124	774
2	5001	748

prune479.0ms

Filtered

110 candidates to 98 candidates (89.1%)

Pruning

9 alts after pruning (7 fresh and 2 done)

	Pruned	Kept	Total
New	107	3	110
Fresh	1	4	5
Picked	1	0	1
Done	0	2	2
Total	109	9	118

Merged error: 0.0b

Counts

118 → 9

regimes611.0ms

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify2.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	22	14
1	22	14

end0.0ms

sample6.5s

Algorithm

intervals

Results

3.9s	55627×	body	80	nan
633.0ms	8022×	body	80	valid

Details

sample222.0ms

simplify60.0ms

prune3.0ms

localize16.0ms

rewrite37.0ms

series477.0ms

simplify57.0ms

prune329.0ms

localize18.0ms

rewrite53.0ms

series550.0ms

simplify70.0ms

prune424.0ms

localize21.0ms

rewrite48.0ms

series676.0ms

simplify72.0ms

prune394.0ms

localize22.0ms

rewrite27.0ms

series595.0ms

simplify68.0ms

prune479.0ms

regimes611.0ms

bsearch0.0ms

simplify2.0ms

end0.0ms

sample6.5s

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