Details

sample76.0ms

Algorithm

intervals

Results

15.0ms	302×	body	80	nan
13.0ms	160×	body	160	valid
12.0ms	558×	pre	80	true
5.0ms	44×	body	320	valid
2.0ms	52×	body	80	valid

simplify129.0ms

Counts

1 → 1

Iterations

Iter	Nodes
done	102
7	102
6	101
5	99
4	91
3	75
2	40
1	22
0	12

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 44.0b

localize21.0ms

Local error

Found 4 expressions with local error:

0.2b	(- (* b b) (* (* 3.0 a) c))
0.3b	(* (* 3.0 a) c)
0.3b	(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
38.3b	(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

rewrite135.0ms

Algorithm

rewrite-expression-head

Rules

22×	`*-un-lft-identity`
14×	`add-cbrt-cube` `add-exp-log`
10×	`add-sqr-sqrt` `fma-def` `add-cube-cbrt` `add-log-exp`
9×	`pow1`
6×	`distribute-rgt-neg-in` `distribute-lft-out`
5×	`times-frac` `associate-/l*`
4×	`expm1-log1p-u` `prod-exp` `cbrt-unprod` `log1p-expm1-u`
3×	`distribute-lft-neg-in` `associate-r` `pow-prod-down`
2×	`neg-sub0` `cbrt-undiv` `sum-log` `flip3-+` `div-exp` `associate-+l-` `flip-+` `associate-/l/`
1×	`+-commutative` `clear-num` `associate-/r` `neg-mul-1` `sub-neg` `frac-2neg` `flip3--` `fma-neg` `diff-log` `div-sub` `associate-l` `prod-diff` `neg-log` `-commutative` `div-inv` `flip--`

Counts

4 → 93

Calls

4 calls:

14.0ms	(- (* b b) (* (* 3.0 a) c))
24.0ms	(* (* 3.0 a) c)
60.0ms	(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
33.0ms	(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

series436.0ms

Counts

4 → 12

Calls

4 calls:

69.0ms	(- (* b b) (* (* 3.0 a) c))
36.0ms	(* (* 3.0 a) c)
201.0ms	(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
128.0ms	(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

simplify1.8s

Counts

105 → 105

Iterations

Iter	Nodes
done	5000
2	1585
1	462
0	167

prune739.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 5.5b

localize11.0ms

rewrite0.0ms

Algorithm

rewrite-expression-head

Rules

Counts

0 → 0

series0.0ms

Counts: 0 → 0

simplify0.0ms

Counts

0 → 0

Iterations

Iter	Nodes
done	0
0	0

prune96.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 5.5b

localize14.0ms

Local error

Found 3 expressions with local error:

0.2b	(* -1.5 (/ (* a c) b))
0.3b	(/ (* a c) b)
0.3b	(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

rewrite85.0ms

Algorithm

rewrite-expression-head

Rules

49×	`add-cbrt-cube` `add-exp-log`
17×	`prod-exp` `cbrt-unprod`
16×	`cbrt-undiv` `div-exp`
10×	`add-sqr-sqrt`
8×	`*-un-lft-identity` `add-cube-cbrt`
7×	`times-frac` `associate-r`
5×	`pow1`
4×	`associate-/r*`
3×	`expm1-log1p-u` `associate-l` `log1p-expm1-u` `div-inv` `add-log-exp`
2×	`clear-num` `frac-2neg` `associate-r/` `associate-/l`
1×	`pow-prod-down` `*-commutative` `unswap-sqr` `associate-/l/`

Counts

3 → 84

Calls

3 calls:

34.0ms	(* -1.5 (/ (* a c) b))
15.0ms	(/ (* a c) b)
30.0ms	(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

series130.0ms

Counts

3 → 9

Calls

3 calls:

51.0ms	(* -1.5 (/ (* a c) b))
37.0ms	(/ (* a c) b)
42.0ms	(/ (* -1.5 (/ (* a c) b)) (* 3.0 a))

simplify1.6s

Counts

93 → 93

Iterations

Iter	Nodes
done	5008
2	2246
1	386
0	129

prune643.0ms

Pruning

26 alts after pruning (25 fresh and 1 done)

Merged error: 5.4b

localize36.0ms

Local error

Found 4 expressions with local error:

0.2b	(* -1.5 (/ (* a c) b))
0.2b	(/ 1 (/ (* 3.0 a) (* -1.5 (/ (* a c) b))))
0.3b	(/ (* a c) b)
0.4b	(/ (* 3.0 a) (* -1.5 (/ (* a c) b)))

rewrite97.0ms

Algorithm

rewrite-expression-head

Rules

158×	`add-exp-log`
92×	`add-cbrt-cube`
70×	`div-exp`
53×	`prod-exp`
37×	`cbrt-undiv`
29×	`times-frac` `cbrt-unprod`
22×	`add-sqr-sqrt`
20×	`*-un-lft-identity` `add-cube-cbrt`
10×	`associate-/r*`
9×	`rec-exp` `1-exp`
8×	`div-inv`
7×	`pow1` `associate-r`
6×	`associate-*r/` `associate-/r/`
5×	`associate-/l*`
4×	`expm1-log1p-u` `log1p-expm1-u` `add-log-exp`
3×	`clear-num` `frac-2neg` `associate-l`
1×	`pow-prod-down` `*-commutative` `pow-flip` `inv-pow` `unswap-sqr`

Counts

4 → 162

Calls

4 calls:

14.0ms	(* -1.5 (/ (* a c) b))
46.0ms	(/ 1 (/ (* 3.0 a) (* -1.5 (/ (* a c) b))))
7.0ms	(/ (* a c) b)
22.0ms	(/ (* 3.0 a) (* -1.5 (/ (* a c) b)))

series131.0ms

Counts

4 → 12

Calls

4 calls:

44.0ms	(* -1.5 (/ (* a c) b))
34.0ms	(/ 1 (/ (* 3.0 a) (* -1.5 (/ (* a c) b))))
25.0ms	(/ (* a c) b)
27.0ms	(/ (* 3.0 a) (* -1.5 (/ (* a c) b)))

simplify1.9s

Counts

174 → 174

Iterations

Iter	Nodes
done	5007
2	2868
1	578
0	221

prune869.0ms

Pruning

29 alts after pruning (28 fresh and 1 done)

Merged error: 5.4b

regimes1.7s

Accuracy

28.9% (4.9b remaining)

Error of 10.0b against oracle of 5.1b and baseline of 11.9b

bsearch6.0ms

simplify12.0ms

Iterations

Iter	Nodes
done	38
1	38
0	29

end0.0ms

sample3.7s

Algorithm

intervals

Results

1.0s	8122×	body	80	nan
771.0ms	4806×	body	160	valid
661.0ms	16122×	pre	80	true
292.0ms	1362×	body	320	valid
158.0ms	1832×	body	80	valid