Details

sample27.0ms

Algorithm

intervals

Results

9.0ms	110×	pre	10240	exit
4.0ms	256×	body	80	valid
2.0ms	146×	pre	80	true

simplify5.0ms

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	10	3
1	12	3
2	12	3
done	12	3

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.8b

localize4.0ms

Local error

Found 2 expressions with local error:

0.8b	(/ x0 (- 1.0 x1))
7.3b	(- (/ x0 (- 1.0 x1)) x0)

rewrite69.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

2 → 52

Calls

2 calls:

11.0ms	(/ x0 (- 1.0 x1))
55.0ms	(- (/ x0 (- 1.0 x1)) x0)

series78.0ms

Counts

2 → 6

Calls

2 calls:

34.0ms	(/ x0 (- 1.0 x1))
44.0ms	(- (/ x0 (- 1.0 x1)) x0)

simplify92.0ms

Counts

58 → 58

Iterations

Useful iterations: 2 (21.0ms)

Iter	Nodes	Cost
0	244	328
1	801	315
2	3123	310
3	5001	310
done	5001	310

prune90.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 6.9b

localize8.0ms

Local error

Found 4 expressions with local error:

0.8b	(/ x0 (- 1.0 x1))
0.8b	(/ x0 (- 1.0 x1))
0.8b	(/ x0 (- 1.0 x1))
6.2b	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

rewrite59.0ms

Algorithm

rewrite-expression-head

Rules

58×	`add-sqr-sqrt` `*-un-lft-identity`
45×	`times-frac`
34×	`add-cube-cbrt`
15×	`associate-/r*`
13×	`difference-of-squares`
12×	`distribute-lft-out--`
10×	`add-exp-log` `add-cbrt-cube`
9×	`associate-/l*`
6×	`associate-/r/` `add-log-exp`
4×	`pow1` `flip3--` `flip--`
3×	`cbrt-undiv` `frac-2neg` `div-exp` `clear-num` `div-inv`
1×	`sub-neg` `diff-log`

Counts

4 → 124

Calls

4 calls:

11.0ms	(/ x0 (- 1.0 x1))
13.0ms	(/ x0 (- 1.0 x1))
10.0ms	(/ x0 (- 1.0 x1))
21.0ms	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

series185.0ms

Counts

4 → 12

Calls

4 calls:

39.0ms	(/ x0 (- 1.0 x1))
34.0ms	(/ x0 (- 1.0 x1))
34.0ms	(/ x0 (- 1.0 x1))
78.0ms	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

simplify155.0ms

Counts

136 → 136

Iterations

Useful iterations: 2 (28.0ms)

Iter	Nodes	Cost
0	288	828
1	1116	773
2	4811	759
3	5001	759
done	5001	759

prune236.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 5.1b

localize19.0ms

Local error

Found 4 expressions with local error:

0.8b	(/ x0 (- 1.0 x1))
0.8b	(/ x0 (- 1.0 x1))
3.9b	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))))
6.2b	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

rewrite105.0ms

Algorithm

rewrite-expression-head

Rules

42×	`add-sqr-sqrt` `*-un-lft-identity`
30×	`times-frac`
26×	`add-cube-cbrt`
10×	`associate-/r*` `difference-of-squares`
8×	`add-exp-log` `add-cbrt-cube` `distribute-lft-out--`
6×	`associate-/l*` `add-log-exp`
5×	`pow1` `log-prod` `log-pow`
4×	`exp-prod` `associate-/r/`
3×	`flip3--` `flip--`
2×	`cbrt-undiv` `sub-neg` `frac-2neg` `div-exp` `exp-sum` `clear-num` `div-inv`
1×	`log-div` `exp-diff` `diff-log` `rem-log-exp`

Counts

4 → 106

Calls

4 calls:

10.0ms	(/ x0 (- 1.0 x1))
10.0ms	(/ x0 (- 1.0 x1))
62.0ms	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))))
20.0ms	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

series220.0ms

Counts

4 → 12

Calls

4 calls:

38.0ms	(/ x0 (- 1.0 x1))
34.0ms	(/ x0 (- 1.0 x1))
75.0ms	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))))
73.0ms	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

simplify38.0ms

Counts

118 → 118

Iterations

Useful iterations: 2 (28.0ms)

Iter	Nodes	Cost
0	324	839
1	1193	770
2	5001	753
done	5001	753

prune262.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 4.5b

localize15.0ms

Local error

Found 4 expressions with local error:

0.8b	(/ x0 (- 1.0 x1))
0.8b	(/ x0 (- 1.0 x1))
3.9b	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))))
6.2b	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

rewrite180.0ms

Algorithm

rewrite-expression-head

Rules

42×	`add-sqr-sqrt` `*-un-lft-identity`
30×	`times-frac`
26×	`add-cube-cbrt`
10×	`associate-/r*`
8×	`add-exp-log` `add-cbrt-cube` `distribute-lft-out--` `difference-of-squares`
6×	`associate-/l*` `add-log-exp`
5×	`pow1` `log-prod`
4×	`associate-/r/` `log-pow`
3×	`exp-prod` `flip3--` `flip--`
2×	`cbrt-undiv` `sub-neg` `frac-2neg` `div-exp` `exp-sum` `clear-num` `div-inv`
1×	`log-div` `exp-diff` `diff-log` `rem-log-exp`

Counts

4 → 104

Calls

4 calls:

10.0ms	(/ x0 (- 1.0 x1))
10.0ms	(/ x0 (- 1.0 x1))
118.0ms	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))))
38.0ms	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

series264.0ms

Counts

4 → 12

Calls

4 calls:

33.0ms	(/ x0 (- 1.0 x1))
39.0ms	(/ x0 (- 1.0 x1))
96.0ms	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))))
96.0ms	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

simplify41.0ms

Counts

116 → 116

Iterations

Useful iterations: 2 (32.0ms)

Iter	Nodes	Cost
0	348	953
1	1336	876
2	5001	850
done	5001	850

prune295.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 4.5b

regimes49.0ms

Accuracy

0% (0.3b remaining)

Error of 4.7b against oracle of 4.3b and baseline of 4.7b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	20	18
1	20	18
done	20	18

end0.0ms

sample696.0ms

Algorithm

intervals

Results

335.0ms	3994×	pre	10240	exit
120.0ms	8000×	body	80	valid
54.0ms	4006×	pre	80	true