Details

Time bar (total: 15.8s)

sample90.0ms

Algorithm
intervals
Results
20.0ms31×body2560valid
15.0ms205×body80valid
11.0ms31×body1280valid
6.0ms89×body80nan
3.0ms12×body640valid
2.0msbody5120valid
1.0msbody320valid
0.0msbody160valid

simplify168.0ms

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

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.3b

localize48.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 4.0 (* a c))
0.1b
(/ (- (- b) (sqrt (- (* b b) (* 4.0 (* a c))))) (* 2.0 a))
0.7b
(- (- b) (sqrt (- (* b b) (* 4.0 (* a c)))))
19.5b
(sqrt (- (* b b) (* 4.0 (* a c))))

rewrite152.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
20×*-un-lft-identity
14×add-cbrt-cube add-exp-log
10×pow1
add-cube-cbrt add-log-exp
times-frac associate-/l*
sqrt-prod distribute-lft-out-- difference-of-squares
prod-exp cbrt-unprod
distribute-rgt-neg-in flip3-- associate-*l* pow-prod-down flip--
cbrt-undiv sqrt-div diff-log div-exp associate-/l/
associate--l- neg-sub0 rem-sqrt-square clear-num associate-/r* sub-neg frac-2neg sqrt-pow1 pow1/2 div-sub associate-*r* neg-log *-commutative div-inv
Counts
4 → 83
Calls
4 calls:
12.0ms
(* 4.0 (* a c))
82.0ms
(/ (- (- b) (sqrt (- (* b b) (* 4.0 (* a c))))) (* 2.0 a))
34.0ms
(- (- b) (sqrt (- (* b b) (* 4.0 (* a c)))))
21.0ms
(sqrt (- (* b b) (* 4.0 (* a c))))

series375.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(* 4.0 (* a c))
142.0ms
(/ (- (- b) (sqrt (- (* b b) (* 4.0 (* a c))))) (* 2.0 a))
107.0ms
(- (- b) (sqrt (- (* b b) (* 4.0 (* a c)))))
101.0ms
(sqrt (- (* b b) (* 4.0 (* a c))))

simplify1.4s

Counts
95 → 95
Iterations
IterNodes
done5000
21734
1452
0172

prune677.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 3.5b

localize24.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
0.2b
(* (* 4.0 a) c)
0.7b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
19.5b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
20×*-un-lft-identity
14×add-cbrt-cube add-exp-log
10×pow1
add-cube-cbrt add-log-exp
times-frac associate-/l*
sqrt-prod distribute-lft-out-- difference-of-squares
prod-exp cbrt-unprod
distribute-rgt-neg-in flip3-- associate-*r* pow-prod-down flip--
cbrt-undiv sqrt-div diff-log div-exp associate-/l/
associate--l- neg-sub0 rem-sqrt-square clear-num associate-/r* sub-neg frac-2neg sqrt-pow1 pow1/2 div-sub associate-*l* neg-log *-commutative div-inv
Counts
4 → 83
Calls
4 calls:
50.0ms
(/ (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
13.0ms
(* (* 4.0 a) c)
26.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
7.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series391.0ms

Counts
4 → 12
Calls
4 calls:
141.0ms
(/ (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
22.0ms
(* (* 4.0 a) c)
130.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
98.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify1.7s

Counts
95 → 95
Iterations
IterNodes
done5000
22291
1468
0175

prune597.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 3.5b

localize56.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (/ 1 (* 2.0 a)))
0.2b
(* (* 4.0 a) c)
0.7b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
19.5b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite187.0ms

Algorithm
rewrite-expression-head
Rules
28×add-exp-log
20×add-sqr-sqrt
18×add-cbrt-cube
17×*-un-lft-identity
13×prod-exp
12×pow1
10×associate-*r*
add-cube-cbrt
associate-*l* add-log-exp
cbrt-unprod
sqrt-prod
flip3-- div-exp pow-prod-down flip-- distribute-lft-out-- difference-of-squares
times-frac
frac-times cbrt-undiv rec-exp distribute-rgt-neg-in sqrt-div diff-log 1-exp associate-*l/ *-commutative
associate--l- neg-sub0 rem-sqrt-square sub-neg sqrt-pow1 pow1/2 neg-log associate-*r/ un-div-inv div-inv unswap-sqr
Counts
4 → 91
Calls
4 calls:
132.0ms
(* (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (/ 1 (* 2.0 a)))
26.0ms
(* (* 4.0 a) c)
18.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
7.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series393.0ms

Counts
4 → 12
Calls
4 calls:
162.0ms
(* (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (/ 1 (* 2.0 a)))
33.0ms
(* (* 4.0 a) c)
102.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
96.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify2.2s

Counts
103 → 103
Iterations
IterNodes
done5002
22948
1541
0201

prune636.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 3.5b

localize41.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
0.2b
(* (* 4.0 a) c)
0.7b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
19.5b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite163.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
20×*-un-lft-identity
14×add-cbrt-cube add-exp-log
10×pow1
add-cube-cbrt add-log-exp
times-frac associate-/l*
sqrt-prod distribute-lft-out-- difference-of-squares
prod-exp cbrt-unprod
distribute-rgt-neg-in flip3-- associate-*r* pow-prod-down flip--
cbrt-undiv sqrt-div diff-log div-exp associate-/l/
associate--l- neg-sub0 rem-sqrt-square clear-num associate-/r* sub-neg frac-2neg sqrt-pow1 pow1/2 div-sub associate-*l* neg-log *-commutative div-inv
Counts
4 → 83
Calls
4 calls:
100.0ms
(/ (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
27.0ms
(* (* 4.0 a) c)
27.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
7.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series414.0ms

Counts
4 → 12
Calls
4 calls:
162.0ms
(/ (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
35.0ms
(* (* 4.0 a) c)
115.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
102.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify1.7s

Counts
95 → 95
Iterations
IterNodes
done5000
22291
1468
0175

prune488.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 3.5b

regimes400.0ms

Accuracy

85.9% (4.1b remaining)

Error of 9.4b against oracle of 5.3b and baseline of 34.1b

bsearch178.0ms

Steps
ItersRangePoint
8
2.072994944964499e+129
8.571507078369983e+131
3.087668654677018e+130
8
-8.904680992578465e-52
-2.849527055171251e-56
-4.356959927988237e-56

simplify9.0ms

Iterations
IterNodes
done32
132
027

end0.0ms

sample3.3s

Algorithm
intervals
Results
751.0ms2877×body80nan
589.0ms1025×body2560valid
581.0ms5841×body80valid
409.0ms921×body1280valid
211.0ms457×body640valid
61.0ms122×body5120valid
56.0ms245×body320valid
16.0ms116×body160valid