Details

Time bar (total: 31.8s)

sample86.0ms

Algorithm
intervals
Results
18.0ms43×body2560valid
13.0ms189×body80valid
8.0ms24×body1280valid
6.0ms85×body80nan
3.0ms12×body640valid
2.0ms12×body320valid
0.0msbody160valid
0.0msbody5120valid

simplify98.0ms

Counts
1 → 1
Iterations
IterNodes
done44
444
341
232
118
010

prune17.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.5b

localize38.0ms

Local error

Found 4 expressions with local error:

0.4b
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
0.8b
(- (* b_2 b_2) (* a c))
0.8b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite177.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt
37×*-un-lft-identity
21×times-frac
17×add-cube-cbrt
10×distribute-lft-out-- add-log-exp difference-of-squares
sqrt-prod
associate-/l*
add-cbrt-cube add-exp-log
pow1 distribute-rgt-neg-in
flip3-- insert-posit16 flip--
associate-/r* diff-log
sub-neg sqrt-div associate-/l/
associate--l- neg-sub0 cbrt-undiv rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 div-sub div-exp neg-log div-inv
Counts
4 → 95
Calls
4 calls:
109.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
10.0ms
(- (* b_2 b_2) (* a c))
40.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
12.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series517.0ms

Counts
4 → 12
Calls
4 calls:
161.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
71.0ms
(- (* b_2 b_2) (* a c))
149.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
136.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify5.4s

Counts
107 → 107
Iterations
IterNodes
done5000
33529
21038
1388
0162

prune1.3s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 4.8b

localize50.0ms

Local error

Found 4 expressions with local error:

1.6b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
4.9b
(/ (/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
11.2b
(/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite390.0ms

Algorithm
rewrite-expression-head
Rules
66×times-frac
57×add-sqr-sqrt
42×*-un-lft-identity
28×add-cube-cbrt
18×add-cbrt-cube add-exp-log
14×difference-of-squares
13×associate-/l*
10×associate-/r/ sqrt-prod
associate-/r*
cbrt-undiv flip3-- div-exp flip-- distribute-lft-out--
div-inv add-log-exp
pow1
insert-posit16
clear-num frac-2neg sqrt-div prod-exp cbrt-unprod
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log associate-/l/
Counts
4 → 131
Calls
4 calls:
103.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
172.0ms
(/ (/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
81.0ms
(/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
24.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series1.0s

Counts
4 → 12
Calls
4 calls:
153.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
290.0ms
(/ (/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
430.0ms
(/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
136.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify3.7s

Counts
143 → 143
Iterations
IterNodes
done5000
22093
1612
0241

prune1.7s

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 4.7b

localize82.0ms

Local error

Found 4 expressions with local error:

1.6b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
4.9b
(* (/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (/ 1 a))
11.2b
(/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite417.0ms

Algorithm
rewrite-expression-head
Rules
48×add-exp-log
40×add-sqr-sqrt
30×add-cbrt-cube
25×*-un-lft-identity
23×times-frac
17×prod-exp
16×div-exp add-cube-cbrt
13×associate-*r*
12×associate-*l*
cbrt-undiv cbrt-unprod
difference-of-squares
pow1 sqrt-prod
associate-/r* add-log-exp
flip3-- associate-/r/ insert-posit16 flip-- distribute-lft-out--
rec-exp 1-exp div-inv unswap-sqr
sqrt-div
frac-times rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log pow-prod-down associate-*l/ associate-*r/ un-div-inv *-commutative associate-/l*
Counts
4 → 122
Calls
4 calls:
85.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
205.0ms
(* (/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (/ 1 a))
87.0ms
(/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
24.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series1.1s

Counts
4 → 12
Calls
4 calls:
173.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
309.0ms
(* (/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (/ 1 a))
504.0ms
(/ (* a c) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
114.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify4.5s

Counts
134 → 134
Iterations
IterNodes
done5000
22320
1647
0232

prune1.5s

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 4.7b

localize79.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
0.8b
(- (* b_2 b_2) (* a c))
0.8b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite303.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
22×*-un-lft-identity
13×associate-*r* add-exp-log add-cube-cbrt
11×times-frac
10×add-log-exp
add-cbrt-cube
pow1 associate-*l*
flip3-- sqrt-prod flip--
prod-exp insert-posit16 distribute-lft-out-- difference-of-squares
diff-log unswap-sqr
frac-times sub-neg distribute-rgt-neg-in sqrt-div div-exp associate-*l/ cbrt-unprod
associate--l- neg-sub0 cbrt-undiv rem-sqrt-square rec-exp sqrt-pow1 pow1/2 1-exp pow-prod-down neg-log associate-*r/ un-div-inv *-commutative div-inv
Counts
4 → 93
Calls
4 calls:
222.0ms
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
18.0ms
(- (* b_2 b_2) (* a c))
39.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
14.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series424.0ms

Counts
4 → 12
Calls
4 calls:
138.0ms
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
49.0ms
(- (* b_2 b_2) (* a c))
126.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
111.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify3.0s

Counts
105 → 105
Iterations
IterNodes
done5000
21304
1455
0181

prune1.2s

Pruning

11 alts after pruning (7 fresh and 4 done)

Merged error: 4.7b

regimes1.6s

Accuracy

82.9% (4.8b remaining)

Error of 10.1b against oracle of 5.3b and baseline of 33.1b

bsearch277.0ms

Steps
ItersRangePoint
8
4.664337482673326e-05
0.17679972651571432
0.17389787404847717
8
-8.174058392489458e-91
-5.8455127160568266e-95
-6.822071483797687e-95
9
-3.834213106287376e+36
-1.7857077290843617e+30
-2.4515142736560382e+31

simplify15.0ms

Iterations
IterNodes
done40
140
034

end0.0ms

sample2.8s

Algorithm
intervals
Results
851.0ms5819×body80valid
548.0ms1105×body2560valid
295.0ms877×body1280valid
269.0ms2973×body80nan
135.0ms125×body5120valid
104.0ms439×body640valid
79.0ms252×body320valid
15.0ms122×body160valid