Details

Time bar (total: 13.6s)

sample92.0ms

Algorithm
intervals
Results
19.0ms35×body2560valid
17.0ms185×body80valid
11.0ms23×body1280valid
9.0ms103×body80nan
7.0ms19×body640valid
1.0msbody160valid
1.0msbody320valid

simplify154.0ms

Counts
1 → 1
Iterations
IterNodes
done156
6156
5152
4142
3115
264
128
014

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.3b

localize41.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b) (sqrt (- (* b b) (* a (* 4.0 c))))) (* 2.0 a))
0.6b
(- (* b b) (* a (* 4.0 c)))
2.0b
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
22.7b
(sqrt (- (* b b) (* a (* 4.0 c))))

rewrite127.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
19×*-un-lft-identity
10×add-log-exp
add-cbrt-cube add-exp-log
times-frac add-cube-cbrt associate-/l*
sqrt-prod distribute-lft-out-- difference-of-squares
pow1
flip3-- flip--
distribute-rgt-neg-in diff-log
cbrt-undiv sub-neg sqrt-div div-exp associate-/l/
associate--l- neg-sub0 rem-sqrt-square clear-num associate-/r* frac-2neg sqrt-pow1 pow1/2 div-sub neg-log prod-exp cbrt-unprod div-inv
Counts
4 → 77
Calls
4 calls:
65.0ms
(/ (- (- b) (sqrt (- (* b b) (* a (* 4.0 c))))) (* 2.0 a))
7.0ms
(- (* b b) (* a (* 4.0 c)))
39.0ms
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
15.0ms
(sqrt (- (* b b) (* a (* 4.0 c))))

series430.0ms

Counts
4 → 12
Calls
4 calls:
152.0ms
(/ (- (- b) (sqrt (- (* b b) (* a (* 4.0 c))))) (* 2.0 a))
59.0ms
(- (* b b) (* a (* 4.0 c)))
114.0ms
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
105.0ms
(sqrt (- (* b b) (* a (* 4.0 c))))

simplify892.0ms

Counts
89 → 89
Iterations
IterNodes
done5001
21700
1416
0157

prune538.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 5.5b

localize35.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ 1 (/ (* 2.0 a) (- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))))
0.6b
(- (* b b) (* a (* 4.0 c)))
2.0b
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
22.7b
(sqrt (- (* b b) (* a (* 4.0 c))))

rewrite143.0ms

Algorithm
rewrite-expression-head
Rules
67×times-frac
48×add-sqr-sqrt
47×*-un-lft-identity
27×add-cube-cbrt
25×add-exp-log
13×associate-/r* add-cbrt-cube
12×div-exp
10×distribute-lft-out-- add-log-exp difference-of-squares
associate-/r/
sqrt-prod
flip3-- flip--
pow1
cbrt-undiv distribute-rgt-neg-in div-inv
rec-exp diff-log 1-exp prod-exp associate-/l*
sub-neg sqrt-div
associate--l- neg-sub0 rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 neg-log cbrt-unprod pow-flip inv-pow
Counts
4 → 125
Calls
4 calls:
87.0ms
(/ 1 (/ (* 2.0 a) (- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))))
14.0ms
(- (* b b) (* a (* 4.0 c)))
27.0ms
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
7.0ms
(sqrt (- (* b b) (* a (* 4.0 c))))

series444.0ms

Counts
4 → 12
Calls
4 calls:
160.0ms
(/ 1 (/ (* 2.0 a) (- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))))
61.0ms
(- (* b b) (* a (* 4.0 c)))
115.0ms
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
108.0ms
(sqrt (- (* b b) (* a (* 4.0 c))))

simplify1.0s

Counts
137 → 137
Iterations
IterNodes
done5000
22588
1595
0228

prune503.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 5.4b

localize39.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- (- b) (sqrt (- (* b b) (* a (* 4.0 c))))) (/ 1 (* 2.0 a)))
0.6b
(- (* b b) (* a (* 4.0 c)))
2.0b
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
22.7b
(sqrt (- (* b b) (* a (* 4.0 c))))

rewrite181.0ms

Algorithm
rewrite-expression-head
Rules
23×add-exp-log
19×add-sqr-sqrt
16×*-un-lft-identity
13×add-cbrt-cube
10×prod-exp add-log-exp
add-cube-cbrt
pow1 associate-*r* associate-*l*
flip3-- sqrt-prod flip--
div-exp cbrt-unprod distribute-lft-out-- difference-of-squares
times-frac diff-log
frac-times cbrt-undiv rec-exp sub-neg distribute-rgt-neg-in sqrt-div 1-exp associate-*l/
associate--l- neg-sub0 rem-sqrt-square sqrt-pow1 pow1/2 pow-prod-down neg-log associate-*r/ un-div-inv *-commutative div-inv unswap-sqr
Counts
4 → 85
Calls
4 calls:
129.0ms
(* (- (- b) (sqrt (- (* b b) (* a (* 4.0 c))))) (/ 1 (* 2.0 a)))
7.0ms
(- (* b b) (* a (* 4.0 c)))
27.0ms
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
14.0ms
(sqrt (- (* b b) (* a (* 4.0 c))))

series453.0ms

Counts
4 → 12
Calls
4 calls:
150.0ms
(* (- (- b) (sqrt (- (* b b) (* a (* 4.0 c))))) (/ 1 (* 2.0 a)))
72.0ms
(- (* b b) (* a (* 4.0 c)))
134.0ms
(- (- b) (sqrt (- (* b b) (* a (* 4.0 c)))))
96.0ms
(sqrt (- (* b b) (* a (* 4.0 c))))

simplify1.3s

Counts
97 → 97
Iterations
IterNodes
done5000
22395
1491
0183

prune536.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 5.4b

localize43.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (/ 2.0 (- (- b) (sqrt (- (* b b) (* 4.0 (* c a)))))) a)
0.6b
(- (* b b) (* 4.0 (* c a)))
2.0b
(- (- b) (sqrt (- (* b b) (* 4.0 (* c a)))))
22.7b
(sqrt (- (* b b) (* 4.0 (* c a))))

rewrite131.0ms

Algorithm
rewrite-expression-head
Rules
39×add-sqr-sqrt
33×*-un-lft-identity
27×associate-*l*
22×times-frac
17×add-cube-cbrt
10×add-log-exp
add-cbrt-cube add-exp-log
distribute-lft-out-- difference-of-squares
pow1 sqrt-prod
distribute-rgt-neg-in flip3-- flip--
diff-log associate-*r*
sub-neg sqrt-div prod-exp associate-/r/ cbrt-unprod unswap-sqr
associate--l- neg-sub0 cbrt-undiv rem-sqrt-square sqrt-pow1 pow1/2 div-exp pow-prod-down neg-log associate-*l/ *-commutative div-inv
Counts
4 → 91
Calls
4 calls:
87.0ms
(* (/ 2.0 (- (- b) (sqrt (- (* b b) (* 4.0 (* c a)))))) a)
7.0ms
(- (* b b) (* 4.0 (* c a)))
24.0ms
(- (- b) (sqrt (- (* b b) (* 4.0 (* c a)))))
8.0ms
(sqrt (- (* b b) (* 4.0 (* c a))))

series462.0ms

Counts
4 → 12
Calls
4 calls:
170.0ms
(* (/ 2.0 (- (- b) (sqrt (- (* b b) (* 4.0 (* c a)))))) a)
67.0ms
(- (* b b) (* 4.0 (* c a)))
117.0ms
(- (- b) (sqrt (- (* b b) (* 4.0 (* c a)))))
107.0ms
(sqrt (- (* b b) (* 4.0 (* c a))))

simplify1.2s

Counts
103 → 103
Iterations
IterNodes
done5000
22132
1450
0180

prune648.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 5.4b

regimes498.0ms

Accuracy

87.6% (3.6b remaining)

Error of 9.0b against oracle of 5.4b and baseline of 34.5b

bsearch261.0ms

Steps
ItersRangePoint
9
6.258218916731328e+93
1.8883840965187804e+99
3.424685282990076e+98
7
-1.9525004674970017e-146
-8.640740768077714e-148
-8.752414306529149e-148
6
-1.745417689399421e+60
-1.2092396089946692e+59
-7.890025456402397e+59

simplify6.0ms

Iterations
IterNodes
done51
151
039

end0.0ms

sample3.4s

Algorithm
intervals
Results
1.1s5781×body80valid
531.0ms1114×body2560valid
454.0ms884×body1280valid
394.0ms2931×body80nan
191.0ms464×body640valid
98.0ms250×body320valid
67.0ms110×body5120valid
22.0ms127×body160valid