Details

sample27.0ms

Algorithm

intervals

Results

11.0ms	121×	pre	10240	exit
4.0ms	256×	body	80	valid
2.0ms	135×	pre	80	true

simplify4.0ms

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	6	7
1	10	7
2	12	7
done	12	7

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.9b

localize8.0ms

Local error

Found 2 expressions with local error:

0.8b	(/ x0 (- 1.0 x1))
7.4b	(- (/ x0 (- 1.0 x1)) x0)

rewrite36.0ms

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:

5.0ms	(/ x0 (- 1.0 x1))
29.0ms	(- (/ x0 (- 1.0 x1)) x0)

series79.0ms

Counts

2 → 6

Calls

2 calls:

34.0ms	(/ x0 (- 1.0 x1))
45.0ms	(- (/ x0 (- 1.0 x1)) x0)

simplify1.1s

Counts

58 → 58

Iterations

Useful iterations: done (1.1s)

Iter	Nodes	Cost
0	117	677
1	244	641
2	681	613
3	2699	593
done	5000	592

prune86.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 7.0b

localize11.0ms

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))

rewrite28.0ms

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:

5.0ms	(/ x0 (- 1.0 x1))
5.0ms	(/ x0 (- 1.0 x1))
5.0ms	(/ x0 (- 1.0 x1))
10.0ms	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

series177.0ms

Counts

4 → 12

Calls

4 calls:

34.0ms	(/ x0 (- 1.0 x1))
36.0ms	(/ x0 (- 1.0 x1))
34.0ms	(/ x0 (- 1.0 x1))
74.0ms	(- (* (/ x0 (- 1.0 x1)) (/ x0 (- 1.0 x1))) (* x0 x0))

simplify1.9s

Counts

136 → 136

Iterations

Useful iterations: 3 (558.0ms)

Iter	Nodes	Cost
0	129	1682
1	287	1620
2	969	1490
3	4699	1434
done	5000	1434

prune218.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 5.1b

localize14.0ms

Local error

Found 4 expressions with local error:

0.7b	(+ (/ x0 (- 1.0 x1)) x0)
0.8b	(/ x0 (- 1.0 x1))
0.8b	(/ x0 (- 1.0 x1))
6.2b	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

rewrite55.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

4 → 98

Calls

4 calls:

21.0ms	(+ (/ x0 (- 1.0 x1)) x0)
5.0ms	(/ x0 (- 1.0 x1))
5.0ms	(/ x0 (- 1.0 x1))
21.0ms	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

series198.0ms

Counts

4 → 12

Calls

4 calls:

36.0ms	(+ (/ x0 (- 1.0 x1)) x0)
33.0ms	(/ x0 (- 1.0 x1))
32.0ms	(/ x0 (- 1.0 x1))
96.0ms	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

simplify644.0ms

Counts

110 → 110

Iterations

Useful iterations: done (641.0ms)

Iter	Nodes	Cost
0	159	1500
1	375	1428
2	1274	1346
done	5001	1344

prune215.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.3b

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

rewrite117.0ms

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:

5.0ms	(/ x0 (- 1.0 x1))
5.0ms	(/ x0 (- 1.0 x1))
82.0ms	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))))
21.0ms	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

series253.0ms

Counts

4 → 12

Calls

4 calls:

36.0ms	(/ x0 (- 1.0 x1))
32.0ms	(/ x0 (- 1.0 x1))
92.0ms	(log (exp (- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))))
93.0ms	(- (* (/ x0 (- 1.0 x1)) (/ (sqrt x0) (/ (- 1.0 x1) (sqrt x0)))) (* x0 x0))

simplify441.0ms

Counts

116 → 116

Iterations

Useful iterations: done (438.0ms)

Iter	Nodes	Cost
0	161	1883
1	347	1797
2	1165	1647
done	5000	1645

prune280.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 4.1b

regimes45.0ms

Accuracy

0% (0.7b remaining)

Error of 4.7b against oracle of 4.0b and baseline of 4.7b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	18	32
1	20	32
done	20	32

end0.0ms

sample672.0ms

Algorithm

intervals

Results

355.0ms	3996×	pre	10240	exit
125.0ms	8000×	body	80	valid
59.0ms	4004×	pre	80	true