Details

sample52.0ms

Algorithm

intervals

Results

20.0ms	112×	body	1280	valid
9.0ms	94×	body	640	valid
5.0ms	390×	pre	80	true
2.0ms	135×	body	80	valid
2.0ms	32×	body	320	valid
1.0ms	17×	body	160	valid

simplify6.0ms

Counts

1 → 1

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	4	4
1	6	4
2	7	4
done	7	4

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 60.0b

localize6.0ms

Local error

Found 1 expressions with local error:

4.6b	(- (exp x) 1.0)

rewrite19.0ms

Algorithm

rewrite-expression-head

Rules

3×	`add-sqr-sqrt` `*-un-lft-identity` `add-log-exp`
1×	`pow1` `add-exp-log` `add-cube-cbrt` `sub-neg` `flip3--` `diff-log` `add-cbrt-cube` `flip--` `distribute-lft-out--` `difference-of-squares`

Counts

1 → 14

Calls

1 calls:

18.0ms

(- (exp x) 1.0)

series17.0ms

Counts

1 → 3

Calls

1 calls:

16.0ms

(- (exp x) 1.0)

simplify1.8s

Counts

17 → 17

Iterations

Useful iterations: 3 (103.0ms)

Iter	Nodes	Cost
0	39	132
1	83	127
2	177	119
3	328	117
4	668	117
5	1877	117
done	5000	117

prune65.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b	(* (pow x 2) (+ (* 1/6 x) 1/2))
0.4b	(* 1/6 x)

rewrite66.0ms

Algorithm

rewrite-expression-head

Rules

15×	`add-sqr-sqrt`
11×	`associate-l`
9×	`add-exp-log`
7×	`add-cube-cbrt` `*-un-lft-identity`
6×	`associate-r` `add-cbrt-cube`
5×	`unswap-sqr`
4×	`pow1` `unpow-prod-down` `prod-exp`
2×	`associate-r/` `-commutative` `cbrt-unprod` `unpow2` `add-log-exp` `sqr-pow`
1×	`distribute-rgt-in` `pow-to-exp` `distribute-lft-in` `flip3-+` `pow-prod-down` `pow-exp` `flip-+`

Counts

2 → 49

Calls

2 calls:

57.0ms	(* (pow x 2) (+ (* 1/6 x) 1/2))
7.0ms	(* 1/6 x)

series112.0ms

Counts

2 → 6

Calls

2 calls:

89.0ms	(* (pow x 2) (+ (* 1/6 x) 1/2))
22.0ms	(* 1/6 x)

simplify3.3s

Counts

55 → 55

Iterations

Useful iterations: 2 (269.0ms)

Iter	Nodes	Cost
0	89	542
1	247	491
2	804	442
3	3290	442
done	5000	442

prune135.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b	(+ (exp x) 1.0)
0.0b	(/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
4.6b	(- (exp (+ x x)) (* 1.0 1.0))

rewrite300.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

3 → 72

Calls

3 calls:

9.0ms	(+ (exp x) 1.0)
186.0ms	(/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
102.0ms	(- (exp (+ x x)) (* 1.0 1.0))

series99.0ms

Counts

3 → 9

Calls

3 calls:

10.0ms	(+ (exp x) 1.0)
63.0ms	(/ (- (exp (+ x x)) (* 1.0 1.0)) (+ (exp x) 1.0))
27.0ms	(- (exp (+ x x)) (* 1.0 1.0))

simplify2.9s

Counts

81 → 81

Iterations

Useful iterations: 3 (1.3s)

Iter	Nodes	Cost
0	131	1338
1	319	1293
2	951	1179
3	3152	1035
done	5000	1035

prune247.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b	(+ (exp x) 1.0)
0.0b	(/ (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
0.0b	(/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
4.8b	(- (exp (* x 4)) (pow 1.0 4))

rewrite394.0ms

Algorithm

rewrite-expression-head

Rules

234×	`times-frac`
199×	`add-sqr-sqrt`
197×	`*-un-lft-identity`
99×	`add-cube-cbrt`
60×	`difference-of-squares`
34×	`associate-/l*`
29×	`distribute-lft-out`
20×	`unpow-prod-down` `distribute-lft-out--` `sqr-pow`
14×	`associate-/r/`
11×	`add-exp-log` `add-cbrt-cube`
8×	`flip3-+` `flip-+` `add-log-exp`
7×	`associate-/r*` `div-inv`
4×	`pow1` `cbrt-undiv` `div-exp`
3×	`div-sub` `associate-/l/`
2×	`flip3--` `frac-2neg` `clear-num` `flip--`
1×	`+-commutative` `sub-neg` `diff-log` `sum-log`

Counts

4 → 233

Calls

4 calls:

9.0ms	(+ (exp x) 1.0)
195.0ms	(/ (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
139.0ms	(/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
26.0ms	(- (exp (* x 4)) (pow 1.0 4))

series232.0ms

Counts

4 → 12

Calls

4 calls:

9.0ms	(+ (exp x) 1.0)
121.0ms	(/ (/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0))) (+ (exp x) 1.0))
67.0ms	(/ (- (exp (* x 4)) (pow 1.0 4)) (+ (exp (+ x x)) (* 1.0 1.0)))
35.0ms	(- (exp (* x 4)) (pow 1.0 4))

simplify1.6s

Counts

245 → 245

Iterations

Useful iterations: done (1.5s)

Iter	Nodes	Cost
0	361	8409
1	900	8087
2	2658	7780
done	5000	7744

prune991.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

regimes25.0ms

Accuracy

0% (0.4b remaining)

Error of 0.5b against oracle of 0.1b and baseline of 0.5b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	9	11
1	13	11
done	13	11

end0.0ms

sample2.6s

Algorithm

intervals

Results

906.0ms	3411×	body	1280	valid
895.0ms	2550×	body	640	valid
265.0ms	12111×	pre	80	true
115.0ms	1241×	body	320	valid
97.0ms	4306×	body	80	valid
35.0ms	603×	body	160	valid