Details

Time bar (total: 40.4s)

sample94.0ms

Algorithm
intervals
Results
16.0ms191×body80valid
14.0ms28×body2560valid
11.0ms26×body1280valid
6.0ms19×body640valid
6.0ms82×body80nan
2.0msbody320valid
2.0msbody5120valid
0.0msbody160valid

simplify160.0ms

Counts
1 → 1
Iterations
IterNodes
done49
449
346
233
119
010

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 34.1b

localize85.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
0.4b
(- (* b_2 b_2) (* a c))
1.0b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
21.8b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite467.0ms

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:
274.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
22.0ms
(- (* b_2 b_2) (* a c))
84.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
55.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series480.0ms

Counts
4 → 12
Calls
4 calls:
138.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
72.0ms
(- (* b_2 b_2) (* a c))
137.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
133.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify4.2s

Counts
187 → 187
Iterations
IterNodes
done5001
21518
1578
0248

prune1.9s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 5.8b

localize119.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
0.4b
(- (* b_2 b_2) (* a c))
1.0b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
21.8b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite499.0ms

Algorithm
rewrite-expression-head
Rules
70×add-sqr-sqrt
63×*-un-lft-identity
61×prod-diff
54×add-cube-cbrt
35×sqrt-prod
23×distribute-rgt-neg-in
21×distribute-lft-neg-in
13×associate-*r* add-exp-log
11×times-frac fma-neg
10×add-log-exp
add-cbrt-cube
pow1 neg-mul-1 associate-*l*
flip3-- flip--
expm1-log1p-u prod-exp insert-posit16 log1p-expm1-u distribute-lft-out-- difference-of-squares
diff-log unswap-sqr
frac-times sub-neg sqrt-div div-exp associate-*l/ cbrt-unprod
associate--l- neg-sub0 cbrt-undiv rem-sqrt-square rec-exp sqrt-pow1 pow1/2 1-exp pow-prod-down neg-log associate-*r/ un-div-inv *-commutative div-inv
Counts
4 → 173
Calls
4 calls:
284.0ms
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
42.0ms
(- (* b_2 b_2) (* a c))
105.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
34.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series511.0ms

Counts
4 → 12
Calls
4 calls:
165.0ms
(* (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) (/ 1 a))
73.0ms
(- (* b_2 b_2) (* a c))
117.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
156.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify4.9s

Counts
185 → 185
Iterations
IterNodes
done5000
21694
1640
0267

prune1.9s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 5.8b

localize184.0ms

Local error

Found 4 expressions with local error:

2.7b
(/ (/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
10.0b
(/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
18.0b
(- (* b_2 b_2) (* b_2 b_2))
21.8b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite1.0s

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:
541.0ms
(/ (/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
360.0ms
(/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
46.0ms
(- (* b_2 b_2) (* b_2 b_2))
56.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series588.0ms

Counts
4 → 12
Calls
4 calls:
191.0ms
(/ (/ (+ (- (* b_2 b_2) (* b_2 b_2)) (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
292.0ms
(/ (+ (- (* 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))
103.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify5.1s

Counts
216 → 216
Iterations
IterNodes
done5002
22144
1793
0327

prune2.6s

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 5.8b

localize263.0ms

Local error

Found 4 expressions with local error:

0.9b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
4.0b
(* (/ c (cbrt a)) (/ a (cbrt a)))
4.8b
(* (* (/ c (cbrt a)) (/ a (cbrt a))) (/ (/ 1 (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (cbrt a)))
21.8b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite1.0s

Algorithm
rewrite-expression-head
Rules
300×times-frac
261×add-sqr-sqrt
192×*-un-lft-identity
170×associate-*r*
154×add-cube-cbrt
131×add-exp-log
96×cbrt-prod
59×add-cbrt-cube
54×div-exp
49×prod-exp
38×difference-of-squares
34×sqrt-prod
31×cbrt-undiv cbrt-unprod
23×associate-*l*
19×distribute-lft-out--
18×prod-diff
12×pow1 associate-/r/
div-inv unswap-sqr
flip3-- flip--
frac-times fma-neg associate-*l/ add-log-exp
rec-exp 1-exp
expm1-log1p-u pow-prod-down associate-*r/ insert-posit16 log1p-expm1-u
sqrt-div *-commutative
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log
Counts
4 → 345
Calls
4 calls:
225.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
118.0ms
(* (/ c (cbrt a)) (/ a (cbrt a)))
542.0ms
(* (* (/ c (cbrt a)) (/ a (cbrt a))) (/ (/ 1 (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (cbrt a)))
53.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series939.0ms

Counts
4 → 12
Calls
4 calls:
142.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
152.0ms
(* (/ c (cbrt a)) (/ a (cbrt a)))
529.0ms
(* (* (/ c (cbrt a)) (/ a (cbrt a))) (/ (/ 1 (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (cbrt a)))
115.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify4.7s

Counts
357 → 357
Iterations
IterNodes
done5002
11935
0572

prune4.1s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 5.7b

regimes1.0s

Accuracy

89.8% (3.1b remaining)

Error of 8.4b against oracle of 5.4b and baseline of 35.6b

bsearch348.0ms

Steps
ItersRangePoint
10
1.0955696400612189e+91
1.0202913897586463e+104
1.7205132563858266e+103
9
-1.8840476054243272e-132
-9.612842247692592e-139
-2.4242286502051438e-135
9
-2.0190258033009663e+27
-4.429449841721669e+19
-3.234164035284793e+22

simplify22.0ms

Iterations
IterNodes
done41
141
034

end0.0ms

sample3.3s

Algorithm
intervals
Results
787.0ms892×body1280valid
650.0ms1081×body2560valid
633.0ms5881×body80valid
352.0ms2917×body80nan
208.0ms437×body640valid
98.0ms113×body5120valid
56.0ms230×body320valid
20.0ms127×body160valid