Details

sample156.0ms

Algorithm

intervals

Results

47.0ms	193×	body	80	valid
32.0ms	30×	body	2560	valid
22.0ms	26×	body	1280	valid
16.0ms	99×	body	80	nan
8.0ms	12×	body	640	valid
5.0ms	5×	body	5120	valid
2.0ms	5×	body	320	valid
0.0ms	1×	body	160	valid

simplify162.0ms

Counts

1 → 1

Iterations

Iter	Nodes
8	98
7	98
6	97
5	95
4	87
3	70
2	43
1	24
0	14

prune19.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.6b

localize38.0ms

Local error

Found 4 expressions with local error:

0.1b	(/ (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (* 2 a))
0.2b	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
0.6b	(- (* b b) (* (* 4 a) c))
24.5b	(sqrt (- (* b b) (* (* 4 a) c)))

rewrite141.0ms

Algorithm

rewrite-expression-head

Rules

19×	`*-un-lft-identity`
10×	`add-log-exp`
9×	`add-cbrt-cube` `add-exp-log`
8×	`add-sqr-sqrt`
7×	`add-cube-cbrt`
6×	`distribute-lft-out`
5×	`pow1` `times-frac` `associate-/l*`
4×	`insert-posit16`
3×	`distribute-rgt-neg-in` `sqrt-prod`
2×	`neg-sub0` `cbrt-undiv` `sum-log` `flip3-+` `flip3--` `sqrt-div` `div-exp` `associate-+l-` `flip-+` `flip--` `associate-/l/`
1×	`+-commutative` `rem-sqrt-square` `clear-num` `associate-/r*` `sub-neg` `frac-2neg` `sqrt-pow1` `pow1/2` `diff-log` `div-sub` `neg-log` `prod-exp` `cbrt-unprod` `div-inv`

Counts

4 → 74

Calls

4 calls:

83.0ms	(/ (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (* 2 a))
28.0ms	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
15.0ms	(- (* b b) (* (* 4 a) c))
13.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

series475.0ms

Counts

4 → 12

Calls

4 calls:

185.0ms	(/ (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (* 2 a))
123.0ms	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
75.0ms	(- (* b b) (* (* 4 a) c))
93.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

simplify2.8s

Counts

86 → 86

Iterations

Iter	Nodes
3	4960
2	1314
1	402
0	153

prune1.0s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 5.8b

localize57.0ms

Local error

Found 4 expressions with local error:

0.6b	(- (* b b) (* (* 4 a) c))
0.6b	(- (* b b) (* (* 4 a) c))
24.5b	(sqrt (- (* b b) (* (* 4 a) c)))
24.5b	(sqrt (- (* b b) (* (* 4 a) c)))

rewrite45.0ms

Algorithm

rewrite-expression-head

Rules

8×	`add-sqr-sqrt` `add-log-exp`
6×	`pow1` `*-un-lft-identity` `add-cube-cbrt` `sqrt-prod`
4×	`flip3--` `add-cbrt-cube` `sqrt-div` `add-exp-log` `insert-posit16` `flip--`
2×	`rem-sqrt-square` `sub-neg` `sqrt-pow1` `pow1/2` `diff-log`

Counts

4 → 58

Calls

4 calls:

7.0ms	(- (* b b) (* (* 4 a) c))
8.0ms	(- (* b b) (* (* 4 a) c))
15.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
14.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

series348.0ms

Counts

4 → 12

Calls

4 calls:

66.0ms	(- (* b b) (* (* 4 a) c))
50.0ms	(- (* b b) (* (* 4 a) c))
110.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
121.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

simplify5.3s

Counts

70 → 70

Iterations

Iter	Nodes
4	7462
3	1987
2	522
1	156
0	63

prune1.1s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 5.8b

localize40.0ms

Local error

Found 4 expressions with local error:

0.6b	(- (* b b) (* (* 4 a) c))
24.5b	(sqrt (- (* b b) (* (* 4 a) c)))
24.5b	(sqrt (- (* b b) (* (* 4 a) c)))
24.5b	(sqrt (- (* b b) (* (* 4 a) c)))

rewrite50.0ms

Algorithm

rewrite-expression-head

Rules

10×	`add-sqr-sqrt`
9×	`sqrt-prod`
7×	`pow1` `*-un-lft-identity` `add-cube-cbrt`
6×	`sqrt-div` `add-log-exp`
4×	`flip3--` `add-cbrt-cube` `add-exp-log` `insert-posit16` `flip--`
3×	`rem-sqrt-square` `sqrt-pow1` `pow1/2`
1×	`sub-neg` `diff-log`

Counts

4 → 61

Calls

4 calls:

7.0ms	(- (* b b) (* (* 4 a) c))
13.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
14.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
15.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

series374.0ms

Counts

4 → 12

Calls

4 calls:

69.0ms	(- (* b b) (* (* 4 a) c))
87.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
105.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
113.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

simplify4.9s

Counts

73 → 73

Iterations

Iter	Nodes
4	7462
3	1987
2	522
1	156
0	63

prune914.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 5.8b

localize51.0ms

Local error

Found 4 expressions with local error:

24.5b	(sqrt (- (* b b) (* (* 4 a) c)))
25.3b	(cbrt (- (* b b) (* (* 4 a) c)))
25.3b	(cbrt (- (* b b) (* (* 4 a) c)))
25.3b	(cbrt (- (* b b) (* (* 4 a) c)))

rewrite23.0ms

Algorithm

rewrite-expression-head

Rules

9×	`cbrt-prod` `add-sqr-sqrt`
8×	`*-un-lft-identity` `add-cube-cbrt`
6×	`cbrt-div`
5×	`pow1`
4×	`flip3--` `add-cbrt-cube` `add-exp-log` `insert-posit16` `flip--` `add-log-exp`
3×	`pow1/3` `sqrt-prod`
2×	`sqrt-div`
1×	`rem-sqrt-square` `sqrt-pow1` `pow1/2`

Counts

4 → 58

Calls

4 calls:

7.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
5.0ms	(cbrt (- (* b b) (* (* 4 a) c)))
5.0ms	(cbrt (- (* b b) (* (* 4 a) c)))
5.0ms	(cbrt (- (* b b) (* (* 4 a) c)))

series477.0ms

Counts

4 → 12

Calls

4 calls:

115.0ms	(sqrt (- (* b b) (* (* 4 a) c)))
109.0ms	(cbrt (- (* b b) (* (* 4 a) c)))
130.0ms	(cbrt (- (* b b) (* (* 4 a) c)))
122.0ms	(cbrt (- (* b b) (* (* 4 a) c)))

simplify3.7s

Counts

70 → 70

Iterations

Iter	Nodes
4	6322
3	1876
2	580
1	200
0	89

prune1.1s

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 5.8b

regimes398.0ms

Accuracy

82.5% (4.9b remaining)

Error of 10.6b against oracle of 5.7b and baseline of 33.5b

bsearch243.0ms

Steps

Iters	Range		Point
6	3.7222086374392734e-21	4.963951531010332e-20	3.821014310434392e-21
10	-3.568388406125044e+108	-3.585760457965514e+97	-3.5748480491313226e+106

simplify10.0ms

Iterations

Iter	Nodes
2	32
1	32
0	26

end0.0ms

sample4.6s

Algorithm

intervals

Results

1.3s	1029×	body	2560	valid
1.3s	5860×	body	80	valid
657.0ms	889×	body	1280	valid
468.0ms	2862×	body	80	nan
244.0ms	469×	body	640	valid
106.0ms	199×	body	320	valid
94.0ms	107×	body	5120	valid
58.0ms	141×	body	160	valid