Details

Time bar (total: 21.6s)

sample159.0ms

Algorithm
intervals
Results
42.0ms93×body80nan
30.0ms36×body2560valid
28.0ms197×body80valid
22.0ms28×body1280valid
10.0ms15×body640valid
3.0msbody5120valid
2.0msbody320valid
1.0msbody160valid

simplify182.0ms

Counts
1 → 1

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 35.6b

localize27.0ms

Local error

Found 4 expressions with local error:

24.8b
(sqrt (- (* b b) (* 4 (* a c))))
1.4b
(- (* b b) (* 4 (* a c)))
0.4b
(- (- b) (sqrt (- (* b b) (* 4 (* a c)))))
0.1b
(/ (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (* 2 a))

rewrite83.0ms

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-- insert-posit16 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 → 81
Calls
4 calls:
Slowest
50.0ms
(/ (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (* 2 a))
14.0ms
(- (- b) (sqrt (- (* b b) (* 4 (* a c)))))
8.0ms
(- (* b b) (* 4 (* a c)))
7.0ms
(sqrt (- (* b b) (* 4 (* a c))))

series400.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
125.0ms
(sqrt (- (* b b) (* 4 (* a c))))
120.0ms
(/ (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (* 2 a))
105.0ms
(- (- b) (sqrt (- (* b b) (* 4 (* a c)))))
49.0ms
(- (* b b) (* 4 (* a c)))

simplify1.9s

Counts
93 → 93

prune1.2s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 5.6b

localize30.0ms

Local error

Found 4 expressions with local error:

24.8b
(sqrt (- (* b b) (* 4 (* a c))))
1.4b
(- (* b b) (* 4 (* a c)))
0.4b
(- (- b) (sqrt (- (* b b) (* 4 (* a c)))))
0.1b
(* (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (/ 1/2 a))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
21×*-un-lft-identity
13×associate-*r* add-cube-cbrt
10×times-frac add-log-exp
add-cbrt-cube add-exp-log
pow1 associate-*l*
flip3-- sqrt-prod flip--
insert-posit16 distribute-lft-out-- difference-of-squares
diff-log
frac-times sub-neg distribute-rgt-neg-in sqrt-div associate-*l/ prod-exp 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-*r/ *-commutative div-inv
Counts
4 → 89
Calls
4 calls:
Slowest
67.0ms
(* (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (/ 1/2 a))
14.0ms
(- (- b) (sqrt (- (* b b) (* 4 (* a c)))))
8.0ms
(- (* b b) (* 4 (* a c)))
7.0ms
(sqrt (- (* b b) (* 4 (* a c))))

series450.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
141.0ms
(* (- (- b) (sqrt (- (* b b) (* 4 (* a c))))) (/ 1/2 a))
130.0ms
(- (- b) (sqrt (- (* b b) (* 4 (* a c)))))
109.0ms
(sqrt (- (* b b) (* 4 (* a c))))
69.0ms
(- (* b b) (* 4 (* a c)))

simplify1.7s

Counts
101 → 101

prune1.0s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 5.6b

localize38.0ms

Local error

Found 4 expressions with local error:

24.8b
(sqrt (- (* b b) (* 4 (* a c))))
21.0b
(- (* b b) (* b b))
9.6b
(/ (+ (- (* b b) (* b b)) (* 4 (* a c))) (- (sqrt (- (* b b) (* 4 (* a c)))) b))
3.2b
(/ (/ (+ (- (* b b) (* b b)) (* 4 (* a c))) (- (sqrt (- (* b b) (* 4 (* a c)))) b)) (* 2 a))

rewrite220.0ms

Algorithm
rewrite-expression-head
Rules
78×times-frac
77×add-sqr-sqrt
56×*-un-lft-identity
36×add-cube-cbrt
27×associate-/l*
21×difference-of-squares
18×add-cbrt-cube add-exp-log
13×sqrt-prod
11×distribute-lft-out--
cbrt-undiv associate-/r* div-exp
associate-/r/ add-log-exp
pow1 flip3-- flip--
insert-posit16 div-inv
div-sub associate-/l/
clear-num frac-2neg sqrt-div prod-exp associate-+l- cbrt-unprod
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ distribute-rgt-out-- pow1/2 +-inverses diff-log flip-+
Counts
4 → 148
Calls
4 calls:
Slowest
119.0ms
(/ (/ (+ (- (* b b) (* b b)) (* 4 (* a c))) (- (sqrt (- (* b b) (* 4 (* a c)))) b)) (* 2 a))
85.0ms
(/ (+ (- (* b b) (* b b)) (* 4 (* a c))) (- (sqrt (- (* b b) (* 4 (* a c)))) b))
7.0ms
(- (* b b) (* b b))
7.0ms
(sqrt (- (* b b) (* 4 (* a c))))

series418.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
213.0ms
(/ (+ (- (* b b) (* b b)) (* 4 (* a c))) (- (sqrt (- (* b b) (* 4 (* a c)))) b))
128.0ms
(/ (/ (+ (- (* b b) (* b b)) (* 4 (* a c))) (- (sqrt (- (* b b) (* 4 (* a c)))) b)) (* 2 a))
76.0ms
(sqrt (- (* b b) (* 4 (* a c))))
1.0ms
(- (* b b) (* b b))

simplify828.0ms

Counts
160 → 160

prune1.8s

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 5.6b

localize39.0ms

Local error

Found 4 expressions with local error:

24.8b
(sqrt (- (* b b) (* 4 (* a c))))
16.0b
(* (/ (* 4 (* a c)) 2) (/ (/ 1 (- (sqrt (- (* b b) (* 4 (* a c)))) b)) a))
1.4b
(- (* b b) (* 4 (* a c)))
1.0b
(- (sqrt (- (* b b) (* 4 (* a c)))) b)

rewrite188.0ms

Algorithm
rewrite-expression-head
Rules
134×times-frac
115×add-sqr-sqrt
94×add-exp-log
83×*-un-lft-identity
76×associate-*r*
62×add-cube-cbrt
58×add-cbrt-cube
39×div-exp
35×prod-exp
21×cbrt-undiv cbrt-unprod
20×difference-of-squares
13×sqrt-prod
10×distribute-lft-out--
add-log-exp
pow1 associate-*l*
flip3-- associate-/r/ flip--
div-inv
rec-exp 1-exp insert-posit16 unswap-sqr
sub-neg sqrt-div diff-log
frac-times rem-sqrt-square sqrt-pow1 pow1/2 pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
4 → 177
Calls
4 calls:
Slowest
124.0ms
(* (/ (* 4 (* a c)) 2) (/ (/ 1 (- (sqrt (- (* b b) (* 4 (* a c)))) b)) a))
41.0ms
(- (sqrt (- (* b b) (* 4 (* a c)))) b)
12.0ms
(- (* b b) (* 4 (* a c)))
7.0ms
(sqrt (- (* b b) (* 4 (* a c))))

series465.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
219.0ms
(* (/ (* 4 (* a c)) 2) (/ (/ 1 (- (sqrt (- (* b b) (* 4 (* a c)))) b)) a))
103.0ms
(- (sqrt (- (* b b) (* 4 (* a c)))) b)
94.0ms
(sqrt (- (* b b) (* 4 (* a c))))
48.0ms
(- (* b b) (* 4 (* a c)))

simplify2.0s

Counts
189 → 189

prune2.4s

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 5.6b

regimes579.0ms

Accuracy

84.3% (4.2b remaining)

Error of 9.9b against oracle of 5.7b and baseline of 32.5b

bsearch185.0ms

end0.0ms

sample5.1s

Algorithm
intervals
Results
1.4s5902×body80valid
1.2s895×body1280valid
1.1s1077×body2560valid
569.0ms2917×body80nan
280.0ms465×body640valid
128.0ms106×body5120valid
99.0ms229×body320valid
26.0ms96×body160valid