Details

sample113.0ms

Algorithm

intervals

Results

28.0ms	39×	body	2560	valid
22.0ms	188×	body	80	valid
19.0ms	13×	body	640	valid
17.0ms	31×	body	1280	valid
9.0ms	87×	body	80	nan
2.0ms	3×	body	5120	valid
2.0ms	6×	body	320	valid
0.0ms	1×	body	160	valid

simplify78.0ms

Counts

1 → 1

Iterations

Iter	Nodes
done	101
5	101
4	93
3	77
2	45
1	24
0	14

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.0b

localize27.0ms

Local error

Found 4 expressions with local error:

0.1b	(/ (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (* 2 a))
0.4b	(- (* b b) (* (* 4 a) c))
0.4b	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
23.1b	(sqrt (- (* b b) (* (* 4 a) c)))

rewrite134.0ms

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:

88.0ms	(/ (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (* 2 a))
15.0ms	(- (* b b) (* (* 4 a) c))
20.0ms	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
7.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

series567.0ms

Counts

4 → 12

Calls

4 calls:

199.0ms	(/ (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (* 2 a))
97.0ms	(- (* b b) (* (* 4 a) c))
131.0ms	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
139.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

simplify1.4s

Counts

86 → 86

Iterations

Iter	Nodes
done	5002
2	1423
1	406
0	153

prune548.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 6.4b

localize31.0ms

Local error

Found 4 expressions with local error:

0.2b	(* (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (/ 1/2 a))
0.4b	(- (* b b) (* (* 4 a) c))
0.4b	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
23.1b	(sqrt (- (* b b) (* (* 4 a) c)))

rewrite141.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

4 → 84

Calls

4 calls:

92.0ms	(* (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (/ 1/2 a))
15.0ms	(- (* b b) (* (* 4 a) c))
25.0ms	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
8.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

series492.0ms

Counts

4 → 12

Calls

4 calls:

123.0ms	(* (+ (- b) (sqrt (- (* b b) (* (* 4 a) c)))) (/ 1/2 a))
94.0ms	(- (* b b) (* (* 4 a) c))
153.0ms	(+ (- b) (sqrt (- (* b b) (* (* 4 a) c))))
121.0ms	(sqrt (- (* b b) (* (* 4 a) c)))

simplify1.6s

Counts

96 → 96

Iterations

Iter	Nodes
done	5000
2	1835
1	469
0	178

prune604.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 6.4b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b	(/ (/ (- (sqrt (+ (* b b) (* (* a -4) c))) b) 2) a)
0.4b	(+ (* b b) (* (* a -4) c))
0.4b	(- (sqrt (+ (* b b) (* (* a -4) c))) b)
23.1b	(sqrt (+ (* b b) (* (* a -4) c)))

rewrite171.0ms

Algorithm

rewrite-expression-head

Rules

138×	`times-frac`
121×	`add-sqr-sqrt`
94×	`*-un-lft-identity`
68×	`add-cube-cbrt`
26×	`difference-of-squares`
22×	`associate-/l*`
16×	`sqrt-prod`
13×	`distribute-lft-out--`
9×	`add-cbrt-cube` `add-exp-log`
8×	`add-log-exp`
5×	`pow1` `div-inv`
4×	`insert-posit16`
3×	`cbrt-undiv` `associate-/r*` `div-exp`
2×	`flip3-+` `sqrt-div` `div-sub` `flip-+`
1×	`+-commutative` `rem-sqrt-square` `clear-num` `sum-log` `sub-neg` `frac-2neg` `sqrt-pow1` `flip3--` `pow1/2` `diff-log` `flip--` `associate-/l/`

Counts

4 → 152

Calls

4 calls:

74.0ms	(/ (/ (- (sqrt (+ (* b b) (* (* a -4) c))) b) 2) a)
13.0ms	(+ (* b b) (* (* a -4) c))
68.0ms	(- (sqrt (+ (* b b) (* (* a -4) c))) b)
13.0ms	(sqrt (+ (* b b) (* (* a -4) c)))

series488.0ms

Counts

4 → 12

Calls

4 calls:

195.0ms	(/ (/ (- (sqrt (+ (* b b) (* (* a -4) c))) b) 2) a)
64.0ms	(+ (* b b) (* (* a -4) c))
113.0ms	(- (sqrt (+ (* b b) (* (* a -4) c))) b)
115.0ms	(sqrt (+ (* b b) (* (* a -4) c)))

simplify1.6s

Counts

164 → 164

Iterations

Iter	Nodes
done	5000
2	2305
1	681
0	279

prune739.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 6.4b

localize48.0ms

Local error

Found 4 expressions with local error:

0.2b	(/ 1 (/ a (/ (- (sqrt (+ (* b b) (* (* a -4) c))) b) 2)))
0.4b	(+ (* b b) (* (* a -4) c))
0.4b	(- (sqrt (+ (* b b) (* (* a -4) c))) b)
23.1b	(sqrt (+ (* b b) (* (* a -4) c)))

rewrite143.0ms

Algorithm

rewrite-expression-head

Rules

693×	`times-frac`
438×	`add-sqr-sqrt`
363×	`*-un-lft-identity`
289×	`add-cube-cbrt`
74×	`difference-of-squares`
71×	`associate-/r*`
40×	`sqrt-prod`
37×	`distribute-lft-out--`
25×	`add-exp-log`
17×	`div-inv`
15×	`div-exp`
13×	`add-cbrt-cube`
8×	`add-log-exp`
6×	`pow1` `cbrt-undiv`
5×	`associate-/r/`
4×	`insert-posit16`
3×	`rec-exp` `1-exp` `associate-/l*`
2×	`flip3-+` `sqrt-div` `flip-+`
1×	`+-commutative` `rem-sqrt-square` `clear-num` `sum-log` `sub-neg` `frac-2neg` `sqrt-pow1` `flip3--` `pow1/2` `diff-log` `pow-flip` `flip--` `inv-pow`

Counts

4 → 357

Calls

4 calls:

69.0ms	(/ 1 (/ a (/ (- (sqrt (+ (* b b) (* (* a -4) c))) b) 2)))
12.0ms	(+ (* b b) (* (* a -4) c))
32.0ms	(- (sqrt (+ (* b b) (* (* a -4) c))) b)
11.0ms	(sqrt (+ (* b b) (* (* a -4) c)))

series498.0ms

Counts

4 → 12

Calls

4 calls:

201.0ms	(/ 1 (/ a (/ (- (sqrt (+ (* b b) (* (* a -4) c))) b) 2)))
59.0ms	(+ (* b b) (* (* a -4) c))
126.0ms	(- (sqrt (+ (* b b) (* (* a -4) c))) b)
112.0ms	(sqrt (+ (* b b) (* (* a -4) c)))

simplify2.6s

Counts

369 → 369

Iterations

Iter	Nodes
done	5002
2	4773
1	1586
0	573

prune1.5s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 6.4b

regimes703.0ms

Accuracy

83.4% (4.6b remaining)

Error of 10.4b against oracle of 5.8b and baseline of 33.7b

bsearch189.0ms

Steps

Iters	Range		Point
8	1.287554927770862e-68	8.304725640954512e-66	4.5810084990875205e-68
8	-3.370135567630554e+133	-1.481129451033522e+129	-2.1144981103869975e+131

simplify5.0ms

Iterations

Iter	Nodes
done	32
1	32
0	25

end0.0ms

sample3.4s

Algorithm

intervals

Results

1.1s	5890×	body	80	valid
794.0ms	1064×	body	2560	valid
534.0ms	901×	body	1280	valid
418.0ms	2854×	body	80	nan
167.0ms	447×	body	640	valid
65.0ms	95×	body	5120	valid
62.0ms	207×	body	320	valid
25.0ms	133×	body	160	valid