Details

Time bar (total: 17.3s)

sample73.0ms

Algorithm
intervals
Results
13.0ms35×body2560valid
13.0ms196×body80valid
10.0ms31×body1280valid
6.0ms89×body80nan
3.0ms11×body640valid
2.0msbody5120valid
0.0msbody160valid
0.0msbody320valid

simplify34.0ms

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

prune18.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.5b

localize27.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
0.2b
(- (* b_2 b_2) (* a c))
0.8b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
23.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite102.0ms

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-- 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 → 91
Calls
4 calls:
61.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
11.0ms
(- (* b_2 b_2) (* a c))
19.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series362.0ms

Counts
4 → 12
Calls
4 calls:
112.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
38.0ms
(- (* b_2 b_2) (* a c))
109.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
104.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify676.0ms

Counts
103 → 103
Iterations
IterNodes
done5000
21527
1392
0158

prune604.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 5.4b

localize28.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ 1 (/ a (- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
0.2b
(- (* b_2 b_2) (* a c))
0.8b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
23.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
165×times-frac
130×add-sqr-sqrt
129×*-un-lft-identity
77×add-cube-cbrt
27×associate-/r*
26×distribute-lft-out-- difference-of-squares
16×sqrt-prod
15×add-exp-log
13×distribute-rgt-neg-in
10×add-log-exp
add-cbrt-cube associate-/r/
flip3-- div-exp flip--
pow1
div-inv
cbrt-undiv diff-log associate-/l*
rec-exp sub-neg sqrt-div 1-exp
associate--l- neg-sub0 rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 neg-log pow-flip inv-pow
Counts
4 → 177
Calls
4 calls:
66.0ms
(/ 1 (/ a (- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
12.0ms
(- (* b_2 b_2) (* a c))
38.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
12.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series383.0ms

Counts
4 → 12
Calls
4 calls:
139.0ms
(/ 1 (/ a (- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
54.0ms
(- (* b_2 b_2) (* a c))
108.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
82.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify1.4s

Counts
189 → 189
Iterations
IterNodes
done5000
23515
1665
0266

prune748.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 5.4b

localize22.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* b_2 b_2) (* a c))
0.2b
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
0.8b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
23.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite189.0ms

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 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 → 89
Calls
4 calls:
13.0ms
(- (* b_2 b_2) (* a c))
115.0ms
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
44.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
13.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series403.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(- (* b_2 b_2) (* a c))
122.0ms
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
123.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
114.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify3.9s

Counts
101 → 101
Iterations
IterNodes
done5000
22879
1462
0177

prune512.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 5.4b

localize26.0ms

Local error

Found 4 expressions with local error:

0.7b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
3.8b
(/ (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
10.6b
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
23.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite219.0ms

Algorithm
rewrite-expression-head
Rules
162×times-frac
150×add-sqr-sqrt
115×*-un-lft-identity
81×add-cube-cbrt
34×difference-of-squares
27×associate-/l*
20×sqrt-prod
17×distribute-lft-out--
11×add-cbrt-cube add-exp-log
10×associate-/r/
associate-/r*
flip3-- flip--
div-inv add-log-exp
pow1
cbrt-undiv div-exp
associate-/l/
clear-num frac-2neg sqrt-div
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ pow1/2 diff-log flip-+
Counts
4 → 187
Calls
4 calls:
45.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
97.0ms
(/ (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
61.0ms
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series702.0ms

Counts
4 → 12
Calls
4 calls:
86.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
237.0ms
(/ (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
284.0ms
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
95.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify2.0s

Counts
199 → 199
Iterations
IterNodes
done5000
24138
1765
0304

prune1.1s

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 5.4b

regimes400.0ms

Accuracy

86.9% (3.7b remaining)

Error of 9.1b against oracle of 5.4b and baseline of 33.9b

bsearch246.0ms

Steps
ItersRangePoint
10
4.0721326822252617e+40
3.6590220876252264e+50
3.628799960716312e+50
9
-8.630995884000565e-306
7.211886341925621e-305
-4.76785797017381e-309
6
-1.278587798556269e+59
-1.7736353873113924e+58
-1.9700105655521088e+58

simplify5.0ms

Iterations
IterNodes
done38
238
137
032

end0.0ms

sample3.0s

Algorithm
intervals
Results
991.0ms1136×body2560valid
517.0ms868×body1280valid
445.0ms5799×body80valid
174.0ms2815×body80nan
119.0ms109×body5120valid
110.0ms446×body640valid
46.0ms238×body320valid
13.0ms102×body160valid