Details

sample103.0ms

Algorithm

intervals

Results

28.0ms	187×	body	80	valid
23.0ms	36×	body	2560	valid
15.0ms	26×	body	1280	valid
9.0ms	84×	body	80	nan
5.0ms	12×	body	640	valid
3.0ms	3×	body	5120	valid
3.0ms	8×	body	320	valid
1.0ms	5×	body	160	valid

simplify82.0ms

Counts

1 → 1

Iterations

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

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.1b

localize21.0ms

Local error

Found 4 expressions with local error:

0.1b	(/ (- (sqrt (- (* b b) (* (* c a) 4))) b) a)
1.0b	(- (* b b) (* (* c a) 4))
1.0b	(- (sqrt (- (* b b) (* (* c a) 4))) b)
23.7b	(sqrt (- (* b b) (* (* c a) 4)))

rewrite122.0ms

Algorithm

rewrite-expression-head

Rules

37×	`add-sqr-sqrt`
26×	`*-un-lft-identity`
18×	`times-frac`
16×	`add-cube-cbrt`
10×	`difference-of-squares`
8×	`sqrt-prod` `add-log-exp`
6×	`add-cbrt-cube` `add-exp-log` `associate-/l*`
5×	`pow1` `distribute-lft-out--`
4×	`flip3--` `insert-posit16` `flip--`
3×	`associate-/r*`
2×	`sub-neg` `sqrt-div` `diff-log` `associate-/l/`
1×	`cbrt-undiv` `rem-sqrt-square` `clear-num` `frac-2neg` `sqrt-pow1` `pow1/2` `div-sub` `div-exp` `div-inv`

Counts

4 → 88

Calls

4 calls:

71.0ms	(/ (- (sqrt (- (* b b) (* (* c a) 4))) b) a)
7.0ms	(- (* b b) (* (* c a) 4))
31.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
11.0ms	(sqrt (- (* b b) (* (* c a) 4)))

series376.0ms

Counts

4 → 12

Calls

4 calls:

115.0ms	(/ (- (sqrt (- (* b b) (* (* c a) 4))) b) a)
72.0ms	(- (* b b) (* (* c a) 4))
110.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
78.0ms	(sqrt (- (* b b) (* (* c a) 4)))

simplify743.0ms

Counts

100 → 100

Iterations

Iter	Nodes
done	2001
2	1108
1	400
0	161

prune583.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 5.1b

localize46.0ms

Local error

Found 4 expressions with local error:

0.2b	(/ 1 (/ a (- (sqrt (- (* b b) (* (* c a) 4))) b)))
1.0b	(- (* b b) (* (* c a) 4))
1.0b	(- (sqrt (- (* b b) (* (* c a) 4))) b)
23.7b	(sqrt (- (* b b) (* (* c a) 4)))

rewrite114.0ms

Algorithm

rewrite-expression-head

Rules

144×	`times-frac`
123×	`add-sqr-sqrt`
96×	`*-un-lft-identity`
70×	`add-cube-cbrt`
26×	`difference-of-squares`
24×	`associate-/r*`
16×	`sqrt-prod`
15×	`add-exp-log`
13×	`distribute-lft-out--`
9×	`add-cbrt-cube` `associate-/r/`
8×	`add-log-exp`
7×	`flip3--` `div-exp` `flip--`
6×	`pow1`
5×	`div-inv`
4×	`insert-posit16`
3×	`cbrt-undiv` `associate-/l*`
2×	`rec-exp` `sub-neg` `sqrt-div` `diff-log` `1-exp`
1×	`rem-sqrt-square` `clear-num` `frac-2neg` `sqrt-pow1` `pow1/2` `pow-flip` `inv-pow`

Counts

4 → 166

Calls

4 calls:

61.0ms	(/ 1 (/ a (- (sqrt (- (* b b) (* (* c a) 4))) b)))
7.0ms	(- (* b b) (* (* c a) 4))
33.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
7.0ms	(sqrt (- (* b b) (* (* c a) 4)))

series457.0ms

Counts

4 → 12

Calls

4 calls:

188.0ms	(/ 1 (/ a (- (sqrt (- (* b b) (* (* c a) 4))) b)))
53.0ms	(- (* b b) (* (* c a) 4))
120.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
95.0ms	(sqrt (- (* b b) (* (* c a) 4)))

simplify926.0ms

Counts

178 → 178

Iterations

Iter	Nodes
done	2002
2	1756
1	651
0	265

prune814.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 5.1b

localize29.0ms

Local error

Found 4 expressions with local error:

0.2b	(/ 1 (/ a (- (sqrt (+ (* -4 (* c a)) (* b b))) b)))
1.0b	(+ (* -4 (* c a)) (* b b))
1.0b	(- (sqrt (+ (* -4 (* c a)) (* b b))) b)
23.7b	(sqrt (+ (* -4 (* c a)) (* b b)))

rewrite245.0ms

Algorithm

rewrite-expression-head

Rules

144×	`times-frac`
123×	`add-sqr-sqrt`
96×	`*-un-lft-identity`
70×	`add-cube-cbrt`
26×	`difference-of-squares`
24×	`associate-/r*`
16×	`sqrt-prod`
15×	`add-exp-log`
13×	`distribute-lft-out--`
9×	`add-cbrt-cube` `associate-/r/`
8×	`add-log-exp`
7×	`div-exp`
6×	`pow1`
5×	`flip3--` `div-inv` `flip--`
4×	`insert-posit16`
3×	`cbrt-undiv` `associate-/l*`
2×	`rec-exp` `flip3-+` `sqrt-div` `1-exp` `flip-+`
1×	`+-commutative` `rem-sqrt-square` `clear-num` `sum-log` `sub-neg` `frac-2neg` `sqrt-pow1` `pow1/2` `diff-log` `pow-flip` `inv-pow`

Counts

4 → 165

Calls

4 calls:

98.0ms	(/ 1 (/ a (- (sqrt (+ (* -4 (* c a)) (* b b))) b)))
14.0ms	(+ (* -4 (* c a)) (* b b))
100.0ms	(- (sqrt (+ (* -4 (* c a)) (* b b))) b)
29.0ms	(sqrt (+ (* -4 (* c a)) (* b b)))

series471.0ms

Counts

4 → 12

Calls

4 calls:

166.0ms	(/ 1 (/ a (- (sqrt (+ (* -4 (* c a)) (* b b))) b)))
80.0ms	(+ (* -4 (* c a)) (* b b))
113.0ms	(- (sqrt (+ (* -4 (* c a)) (* b b))) b)
112.0ms	(sqrt (+ (* -4 (* c a)) (* b b)))

simplify940.0ms

Counts

177 → 177

Iterations

Iter	Nodes
done	2001
2	1655
1	613
0	252

prune814.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 5.1b

localize38.0ms

Local error

Found 4 expressions with local error:

1.0b	(- (sqrt (- (* b b) (* (* c a) 4))) b)
1.0b	(- (sqrt (- (* b b) (* (* c a) 4))) b)
23.7b	(sqrt (- (* b b) (* (* c a) 4)))
23.7b	(sqrt (- (* b b) (* (* c a) 4)))

rewrite82.0ms

Algorithm

rewrite-expression-head

Rules

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

Counts

4 → 64

Calls

4 calls:

32.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
35.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
7.0ms	(sqrt (- (* b b) (* (* c a) 4)))
7.0ms	(sqrt (- (* b b) (* (* c a) 4)))

series436.0ms

Counts

4 → 12

Calls

4 calls:

109.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
114.0ms	(- (sqrt (- (* b b) (* (* c a) 4))) b)
115.0ms	(sqrt (- (* b b) (* (* c a) 4)))
98.0ms	(sqrt (- (* b b) (* (* c a) 4)))

simplify526.0ms

Counts

76 → 76

Iterations

Iter	Nodes
done	2000
2	589
1	195
0	82

prune479.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 5.1b

regimes516.0ms

Accuracy

84.6% (4.4b remaining)

Error of 9.7b against oracle of 5.3b and baseline of 33.9b

bsearch589.0ms

Steps

Iters	Range		Point
8	2.469533614662255e-16	6.384179586440732e-13	5.297236684235463e-16
9	2.201345904528094e-30	9.673336284784144e-25	1.8656332031849816e-25
10	5.0092461758030895e-88	5.0325836698121444e-76	1.739098950628615e-79
9	-7.806260788625035e+148	-1.2289413495061505e+143	-1.6257289292067596e+144

simplify21.0ms

Iterations

Iter	Nodes
done	55
1	55
0	43

end0.0ms

sample4.8s

Algorithm

intervals

Results

1.4s	1103×	body	2560	valid
1.2s	957×	body	1280	valid
931.0ms	5761×	body	80	valid
416.0ms	2981×	body	80	nan
323.0ms	480×	body	640	valid
108.0ms	115×	body	5120	valid
88.0ms	223×	body	320	valid
32.0ms	128×	body	160	valid