Details

Time bar (total: 7.2s)

sample59.0ms

Algorithm
intervals
Results
13.0ms193×body80valid
9.0ms32×body2560valid
7.0ms28×body1280valid
4.0ms87×body80nan
4.0ms20×body640valid
2.0ms12×body320valid
0.0msbody160valid

simplify5.0ms

Counts
1 → 1

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.4b

localize15.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
0.4b
(+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
0.8b
(- (* b b) (* (* 4.0 a) c))
21.1b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite139.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
10×add-log-exp
add-exp-log add-cbrt-cube
add-sqr-sqrt
add-cube-cbrt
distribute-lft-out
pow1 times-frac associate-/l*
distribute-rgt-neg-in sqrt-prod
cbrt-undiv neg-sub0 associate-+l- flip3-- flip3-+ sqrt-div div-exp sum-log flip-- flip-+ associate-/l/
+-commutative sub-neg rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 diff-log div-sub neg-log prod-exp clear-num associate-/r* cbrt-unprod div-inv
Counts
4 → 70
Calls
4 calls:
75.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
25.0ms
(+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
27.0ms
(- (* b b) (* (* 4.0 a) c))
10.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series337.0ms

Counts
4 → 12
Calls
4 calls:
120.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))) (* 2.0 a))
88.0ms
(+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
49.0ms
(- (* b b) (* (* 4.0 a) c))
79.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify41.0ms

Counts
82 → 82

prune253.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 5.5b

localize20.0ms

Local error

Found 4 expressions with local error:

1.8b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
3.8b
(/ (/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))) (* 2.0 a))
8.3b
(/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))))
21.1b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite207.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
84×add-sqr-sqrt
83×*-un-lft-identity
39×add-cube-cbrt
30×associate-/l*
22×distribute-lft-out-- difference-of-squares
18×add-exp-log add-cbrt-cube
14×sqrt-prod
11×distribute-rgt-neg-in
associate-/r* add-log-exp
cbrt-undiv div-exp
associate-/r/
pow1 flip3-- flip--
div-inv
associate-/l/
frac-2neg sqrt-div diff-log prod-exp clear-num cbrt-unprod
associate--l- neg-sub0 sub-neg rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 neg-log flip-+
Counts
4 → 154
Calls
4 calls:
25.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
95.0ms
(/ (/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))) (* 2.0 a))
69.0ms
(/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))))
10.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series543.0ms

Counts
4 → 12
Calls
4 calls:
87.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
168.0ms
(/ (/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))) (* 2.0 a))
207.0ms
(/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))))
80.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify106.0ms

Counts
166 → 166

prune488.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 5.4b

localize28.0ms

Local error

Found 4 expressions with local error:

1.8b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
3.8b
(* (/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))) (/ 1 (* 2.0 a)))
8.3b
(/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))))
21.1b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite239.0ms

Algorithm
rewrite-expression-head
Rules
68×add-sqr-sqrt
62×*-un-lft-identity
51×add-exp-log
46×times-frac
30×add-cube-cbrt
27×associate-*l* add-cbrt-cube
20×prod-exp
16×div-exp distribute-lft-out-- difference-of-squares
11×sqrt-prod
cbrt-undiv distribute-rgt-neg-in cbrt-unprod add-log-exp
pow1 associate-*r* associate-/r*
rec-exp flip3-- 1-exp associate-/r/ flip--
div-inv associate-/l*
sqrt-div diff-log associate-/l/ unswap-sqr
associate--l- neg-sub0 frac-times sub-neg rem-sqrt-square frac-2neg sqrt-pow1 flip3-+ pow1/2 associate-*r/ pow-prod-down neg-log associate-*l/ clear-num un-div-inv *-commutative flip-+
Counts
4 → 149
Calls
4 calls:
26.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
130.0ms
(* (/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))) (/ 1 (* 2.0 a)))
65.0ms
(/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))))
10.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series541.0ms

Counts
4 → 12
Calls
4 calls:
86.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
164.0ms
(* (/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))) (/ 1 (* 2.0 a)))
206.0ms
(/ (+ 0 (* 4.0 (* a c))) (- (- b) (sqrt (- (* b b) (* (* 4.0 a) c)))))
84.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify132.0ms

Counts
161 → 161

prune543.0ms

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 5.4b

localize19.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (* b b) (* (* 4.0 a) c))
1.8b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
12.4b
(/ (* 4.0 (* a c)) (* 2.0 a))
21.1b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite79.0ms

Algorithm
rewrite-expression-head
Rules
25×add-exp-log add-cbrt-cube
10×add-sqr-sqrt add-log-exp
*-un-lft-identity prod-exp cbrt-unprod
cbrt-undiv div-exp
pow1 add-cube-cbrt
sqrt-prod
flip3-- diff-log flip--
sub-neg sqrt-div distribute-lft-out-- difference-of-squares
associate--l- neg-sub0 rem-sqrt-square distribute-rgt-neg-in frac-2neg sqrt-pow1 times-frac pow1/2 neg-log clear-num associate-/r* div-inv associate-/l*
Counts
4 → 70
Calls
4 calls:
9.0ms
(- (* b b) (* (* 4.0 a) c))
32.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
26.0ms
(/ (* 4.0 (* a c)) (* 2.0 a))
10.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series229.0ms

Counts
4 → 12
Calls
4 calls:
50.0ms
(- (* b b) (* (* 4.0 a) c))
87.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
12.0ms
(/ (* 4.0 (* a c)) (* 2.0 a))
81.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify63.0ms

Counts
82 → 82

prune213.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 5.4b

regimes285.0ms

Accuracy

95.2% (1.2b remaining)

Error of 6.5b against oracle of 5.4b and baseline of 29.9b

bsearch201.0ms

Steps
ItersRangePoint
4
9.012561940608131e+125
1.467599966670541e+126
1.3720752601738524e+126
9
-8.312848984102269e-296
-1.0819843522862608e-301
-8.219482842591945e-296
9
-1.5317926616566243e+132
-2.1622394106188112e+123
-5.523069478976328e+123

simplify1.0ms

end0.0ms

sample2.4s

Algorithm
intervals
Results
514.0ms5791×body80valid
456.0ms460×body640valid
384.0ms1114×body2560valid
350.0ms900×body1280valid
181.0ms2916×body80nan
75.0ms103×body5120valid
35.0ms236×body320valid
11.0ms103×body160valid