Details

sample15.0ms

Algorithm

intervals

Results

6.0ms

256×

body

valid

simplify5.0ms

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	8	9
1	11	9
2	14	9
done	14	9

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.7b

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b	(- 1.0 (/ y z))
6.7b	(/ (+ x y) (- 1.0 (/ y z)))

rewrite33.0ms

Algorithm

rewrite-expression-head

Rules

79×	`add-sqr-sqrt`
75×	`*-un-lft-identity`
57×	`times-frac`
49×	`add-cube-cbrt`
39×	`prod-diff`
12×	`difference-of-squares`
7×	`distribute-lft-out`
6×	`associate-/r*` `distribute-lft-out--`
4×	`add-exp-log` `add-cbrt-cube` `div-inv` `associate-/l*` `add-log-exp`
3×	`fma-neg`
2×	`pow1` `expm1-log1p-u` `flip3--` `associate-/r/` `flip--` `log1p-expm1-u` `associate-/l/`
1×	`cbrt-undiv` `sub-neg` `frac-2neg` `flip3-+` `diff-log` `div-exp` `clear-num` `flip-+`

Counts

2 → 111

Calls

2 calls:

8.0ms	(- 1.0 (/ y z))
19.0ms	(/ (+ x y) (- 1.0 (/ y z)))

series68.0ms

Counts

2 → 6

Calls

2 calls:

15.0ms	(- 1.0 (/ y z))
53.0ms	(/ (+ x y) (- 1.0 (/ y z)))

simplify592.0ms

Counts

117 → 117

Iterations

Useful iterations: done (589.0ms)

Iter	Nodes	Cost
0	220	2574
1	498	2334
2	1394	1799
done	5001	1793

prune208.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 5.6b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b	(- 1.0 (/ y z))
0.3b	(/ 1 (- 1.0 (/ y z)))
6.3b	(* (+ x y) (/ 1 (- 1.0 (/ y z))))

rewrite72.0ms

Algorithm

rewrite-expression-head

Rules

107×	`add-sqr-sqrt`
79×	`*-un-lft-identity`
73×	`times-frac`
60×	`add-cube-cbrt`
39×	`prod-diff`
24×	`associate-r`
16×	`add-exp-log` `difference-of-squares`
10×	`add-cbrt-cube`
8×	`distribute-lft-out--`
6×	`pow1` `associate-/r*`
5×	`div-inv` `add-log-exp`
4×	`div-exp` `associate-l` `prod-exp` `associate-/r/`
3×	`expm1-log1p-u` `flip3--` `fma-neg` `flip--` `log1p-expm1-u` `associate-/l*` `unswap-sqr`
2×	`cbrt-undiv` `frac-times` `rec-exp` `flip3-+` `1-exp` `associate-*l/` `cbrt-unprod` `flip-+`
1×	`sub-neg` `pow-flip` `frac-2neg` `diff-log` `associate-r/` `pow-prod-down` `clear-num` `un-div-inv` `-commutative` `distribute-lft-out` `inv-pow`

Counts

3 → 160

Calls

3 calls:

11.0ms	(- 1.0 (/ y z))
13.0ms	(/ 1 (- 1.0 (/ y z)))
40.0ms	(* (+ x y) (/ 1 (- 1.0 (/ y z))))

series110.0ms

Counts

3 → 9

Calls

3 calls:

15.0ms	(- 1.0 (/ y z))
46.0ms	(/ 1 (- 1.0 (/ y z)))
49.0ms	(* (+ x y) (/ 1 (- 1.0 (/ y z))))

simplify826.0ms

Counts

169 → 169

Iterations

Useful iterations: done (821.0ms)

Iter	Nodes	Cost
0	270	3123
1	638	2682
2	1846	2085
done	5000	2079

prune280.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 5.6b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b	(- 1.0 (/ y z))
0.3b	(/ 1 (/ (- 1.0 (/ y z)) (+ x y)))
6.7b	(/ (- 1.0 (/ y z)) (+ x y))

rewrite78.0ms

Algorithm

rewrite-expression-head

Rules

259×	`times-frac`
235×	`add-sqr-sqrt`
231×	`*-un-lft-identity`
125×	`add-cube-cbrt`
44×	`difference-of-squares`
39×	`prod-diff`
34×	`associate-/r*`
31×	`distribute-lft-out`
22×	`distribute-lft-out--`
16×	`add-exp-log`
11×	`associate-/r/`
10×	`add-cbrt-cube`
9×	`div-inv` `associate-/l*`
8×	`div-exp`
5×	`flip3-+` `flip-+` `add-log-exp`
4×	`pow1` `cbrt-undiv`
3×	`expm1-log1p-u` `fma-neg` `log1p-expm1-u`
2×	`rec-exp` `flip3--` `frac-2neg` `1-exp` `clear-num` `flip--` `associate-/l/`
1×	`sub-neg` `pow-flip` `diff-log` `div-sub` `inv-pow`

Counts

3 → 258

Calls

3 calls:

8.0ms	(- 1.0 (/ y z))
23.0ms	(/ 1 (/ (- 1.0 (/ y z)) (+ x y)))
31.0ms	(/ (- 1.0 (/ y z)) (+ x y))

series178.0ms

Counts

3 → 9

Calls

3 calls:

15.0ms	(- 1.0 (/ y z))
117.0ms	(/ 1 (/ (- 1.0 (/ y z)) (+ x y)))
45.0ms	(/ (- 1.0 (/ y z)) (+ x y))

simplify1.1s

Counts

267 → 267

Iterations

Useful iterations: done (1.1s)

Iter	Nodes	Cost
0	372	5784
1	892	5073
2	2456	4263
done	5000	4257

prune368.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0.0b

localize12.0ms

Local error

Found 4 expressions with local error:

0.0b	(/ y (+ y x))
0.0b	(- (/ 1.0 (+ y x)) (/ (/ y (+ y x)) z))
0.3b	(/ 1 (- (/ 1.0 (+ y x)) (/ (/ y (+ y x)) z)))
2.9b	(/ (/ y (+ y x)) z)

rewrite440.0ms

Algorithm

rewrite-expression-head

Rules

2543×	`times-frac`
2092×	`*-un-lft-identity`
1432×	`add-sqr-sqrt`
1327×	`add-cube-cbrt`
1044×	`prod-diff`
360×	`distribute-lft-out`
239×	`associate-/r/`
138×	`div-inv`
118×	`flip3-+` `flip-+`
30×	`difference-of-squares`
24×	`associate-/l*`
19×	`associate-/r*`
18×	`fma-neg`
15×	`add-exp-log` `distribute-lft-out--`
13×	`add-cbrt-cube`
6×	`div-exp` `add-log-exp`
5×	`pow1` `cbrt-undiv`
4×	`expm1-log1p-u` `log1p-expm1-u`
3×	`frac-2neg` `clear-num`
2×	`flip3--` `frac-sub` `flip--`
1×	`sub-neg` `rec-exp` `pow-flip` `diff-log` `1-exp` `associate-/l/` `inv-pow`

Counts

4 → 1285

Calls

4 calls:

6.0ms	(/ y (+ y x))
121.0ms	(- (/ 1.0 (+ y x)) (/ (/ y (+ y x)) z))
138.0ms	(/ 1 (- (/ 1.0 (+ y x)) (/ (/ y (+ y x)) z)))
13.0ms	(/ (/ y (+ y x)) z)

series278.0ms

Counts

4 → 12

Calls

4 calls:

39.0ms	(/ y (+ y x))
97.0ms	(- (/ 1.0 (+ y x)) (/ (/ y (+ y x)) z))
69.0ms	(/ 1 (- (/ 1.0 (+ y x)) (/ (/ y (+ y x)) z)))
73.0ms	(/ (/ y (+ y x)) z)

simplify958.0ms

Counts

1297 → 1297

Iterations

Useful iterations: done (865.0ms)

Iter	Nodes	Cost
0	1256	84457
1	2721	77163
done	5001	77105

prune3.6s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes127.0ms

Accuracy

68.3% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 1.0b

bsearch1.0ms

simplify2.0ms

Iterations

Useful iterations: 1 (1.0ms)

Iter	Nodes	Cost
0	21	57
1	26	49
done	26	49

end0.0ms

sample349.0ms

Algorithm

intervals

Results

195.0ms

8000×

body

valid