Details

Time bar (total: 28.3s)

sample267.0ms

Algorithm
intervals
Results
80.0ms184×body80valid
27.0ms31×body2560valid
25.0ms35×body1280valid
11.0ms86×body80nan
7.0ms12×body640valid
3.0msbody320valid
2.0msbody5120valid
1.0msbody160valid

simplify61.0ms

Counts
1 → 1
Iterations
IterNodes
549
449
346
233
119
010

prune13.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 31.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
1.0b
(- (* b_2 b_2) (* a c))
1.1b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
21.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite124.0ms

Algorithm
rewrite-expression-head
Rules
79×add-sqr-sqrt
78×*-un-lft-identity
61×prod-diff
58×add-cube-cbrt
38×sqrt-prod
26×distribute-rgt-neg-in
21×distribute-lft-neg-in times-frac
11×fma-neg
10×distribute-lft-out-- add-log-exp difference-of-squares
neg-mul-1 associate-/l*
add-cbrt-cube add-exp-log
pow1
expm1-log1p-u flip3-- insert-posit16 log1p-expm1-u 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 → 175
Calls
4 calls:
58.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
16.0ms
(- (* b_2 b_2) (* a c))
22.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
24.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series420.0ms

Counts
4 → 12
Calls
4 calls:
125.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
62.0ms
(- (* b_2 b_2) (* a c))
120.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
112.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify2.7s

Counts
187 → 187
Iterations
IterNodes
34034
21423
1576
0248

prune2.0s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 4.4b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ 1 (/ a (- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
1.0b
(- (* b_2 b_2) (* a c))
1.1b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
21.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
171×add-sqr-sqrt
170×*-un-lft-identity
165×times-frac
118×add-cube-cbrt
61×prod-diff
46×sqrt-prod
34×distribute-rgt-neg-in
27×associate-/r*
26×distribute-lft-out-- difference-of-squares
21×distribute-lft-neg-in
15×add-exp-log
11×fma-neg
10×add-log-exp
add-cbrt-cube associate-/r/
neg-mul-1 flip3-- div-exp flip--
pow1
div-inv
expm1-log1p-u insert-posit16 log1p-expm1-u
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 → 261
Calls
4 calls:
58.0ms
(/ 1 (/ a (- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
15.0ms
(- (* b_2 b_2) (* a c))
26.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
10.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series348.0ms

Counts
4 → 12
Calls
4 calls:
127.0ms
(/ 1 (/ a (- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))))
48.0ms
(- (* b_2 b_2) (* a c))
95.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
78.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify1.8s

Counts
273 → 273
Iterations
IterNodes
22075
1834
0355

prune2.9s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 4.4b

localize32.0ms

Local error

Found 4 expressions with local error:

3.1b
(/ (/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
10.5b
(/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
17.0b
(- (* b_2 b_2) (* b_2 b_2))
21.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite311.0ms

Algorithm
rewrite-expression-head
Rules
162×times-frac
146×add-sqr-sqrt
113×*-un-lft-identity
81×add-cube-cbrt
33×difference-of-squares
27×associate-/l*
19×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
expm1-log1p-u cbrt-undiv div-exp insert-posit16 log1p-expm1-u
div-sub associate-/l/
clear-num frac-2neg sqrt-div associate-+l-
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ distribute-rgt-out-- pow1/2 +-inverses fma-neg diff-log prod-diff flip-+
Counts
4 → 204
Calls
4 calls:
150.0ms
(/ (/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
140.0ms
(/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
8.0ms
(- (* b_2 b_2) (* b_2 b_2))
10.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series402.0ms

Counts
4 → 12
Calls
4 calls:
134.0ms
(/ (/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
181.0ms
(/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
2.0ms
(- (* b_2 b_2) (* b_2 b_2))
84.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify938.0ms

Counts
216 → 216
Iterations
IterNodes
22029
1786
0327

prune2.2s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 4.4b

localize46.0ms

Local error

Found 4 expressions with local error:

1.0b
(- (* b_2 b_2) (* a c))
1.3b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
18.1b
(/ (* a c) (* a (- (sqrt (- (* b_2 b_2) (* a c))) b_2)))
21.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite162.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
21×*-un-lft-identity
19×prod-diff add-cube-cbrt
16×add-cbrt-cube add-exp-log sqrt-prod
add-log-exp
fma-neg
pow1
expm1-log1p-u cbrt-undiv flip3-- div-exp prod-exp cbrt-unprod insert-posit16 log1p-expm1-u flip--
sub-neg sqrt-div diff-log associate-*r/ associate-/r/ difference-of-squares
rem-sqrt-square clear-num associate-/r* frac-2neg sqrt-pow1 times-frac pow1/2 div-inv associate-/l* distribute-lft-out--
Counts
4 → 103
Calls
4 calls:
17.0ms
(- (* b_2 b_2) (* a c))
61.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
54.0ms
(/ (* a c) (* a (- (sqrt (- (* b_2 b_2) (* a c))) b_2)))
28.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series474.0ms

Counts
4 → 12
Calls
4 calls:
49.0ms
(- (* b_2 b_2) (* a c))
108.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
212.0ms
(/ (* a c) (* a (- (sqrt (- (* b_2 b_2) (* a c))) b_2)))
105.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify7.5s

Counts
115 → 115
Iterations
IterNodes
313026
21768
1471
0191

prune1.1s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 4.3b

regimes494.0ms

Accuracy

96% (1.0b remaining)

Error of 6.3b against oracle of 5.4b and baseline of 29.8b

bsearch376.0ms

Steps
ItersRangePoint
9
1.7155709022758137e+74
7.648947555279674e+80
7.774374944213099e+79
10
1.6511671529804793e-286
5.373241602768166e-276
1.5270348471001126e-284
10
-1.0499721897563905e+163
-2.2374592669061634e+150
-5.709051322868216e+150

simplify10.0ms

Iterations
IterNodes
234
134
030

end0.0ms

sample3.6s

Algorithm
intervals
Results
1.2s1093×body2560valid
738.0ms5873×body80valid
544.0ms864×body1280valid
298.0ms2898×body80nan
195.0ms426×body640valid
128.0ms235×body320valid
117.0ms108×body5120valid
25.0ms122×body160valid