Details

Time bar (total: 15.9s)

sample311.0ms

Algorithm
intervals
Results
152.0ms176×body80valid
27.0ms42×body2560valid
15.0ms23×body640valid
13.0ms23×body1280valid
10.0ms98×body80nan
3.0ms10×body320valid
3.0msbody5120valid
1.0msbody160valid

simplify77.0ms

Counts
1 → 1
Iterations
IterNodes
done44
444
341
232
118
010

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.5b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
0.6b
(- (* b_2 b_2) (* a c))
0.7b
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite165.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt
37×*-un-lft-identity
21×times-frac
17×add-cube-cbrt
10×distribute-lft-out-- add-log-exp difference-of-squares
sqrt-prod
associate-/l*
add-cbrt-cube add-exp-log
pow1 distribute-rgt-neg-in
flip3-- insert-posit16 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 → 95
Calls
4 calls:
79.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
14.0ms
(- (* b_2 b_2) (* a c))
31.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
36.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series426.0ms

Counts
4 → 12
Calls
4 calls:
127.0ms
(/ (- (- b_2) (sqrt (- (* b_2 b_2) (* a c)))) a)
48.0ms
(- (* b_2 b_2) (* a c))
121.0ms
(- (- b_2) (sqrt (- (* b_2 b_2) (* a c))))
129.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify1.1s

Counts
107 → 107
Iterations
IterNodes
done2004
32004
21046
1388
0162

prune417.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 4.2b

localize26.0ms

Local error

Found 4 expressions with local error:

1.1b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
3.3b
(/ (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
8.9b
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite246.0ms

Algorithm
rewrite-expression-head
Rules
162×times-frac
150×add-sqr-sqrt
115×*-un-lft-identity
81×add-cube-cbrt
34×difference-of-squares
27×associate-/l*
20×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
cbrt-undiv div-exp insert-posit16
associate-/l/
clear-num frac-2neg sqrt-div
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ pow1/2 diff-log flip-+
Counts
4 → 191
Calls
4 calls:
64.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
93.0ms
(/ (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
71.0ms
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
11.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series694.0ms

Counts
4 → 12
Calls
4 calls:
131.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
214.0ms
(/ (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) a)
240.0ms
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
108.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify1.1s

Counts
203 → 203
Iterations
IterNodes
done2000
22000
1736
0308

prune926.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 4.2b

localize72.0ms

Local error

Found 4 expressions with local error:

13.1b
(cbrt (+ 0 (* a c)))
13.1b
(cbrt (+ 0 (* a c)))
13.1b
(cbrt (+ 0 (* a c)))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
cbrt-prod add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
cbrt-div
pow1
add-cbrt-cube add-exp-log insert-posit16 add-log-exp
flip3-+ pow1/3 sqrt-prod flip-+
sqrt-div
rem-sqrt-square sqrt-pow1 flip3-- pow1/2 flip--
Counts
4 → 58
Calls
4 calls:
4.0ms
(cbrt (+ 0 (* a c)))
4.0ms
(cbrt (+ 0 (* a c)))
4.0ms
(cbrt (+ 0 (* a c)))
13.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series417.0ms

Counts
4 → 12
Calls
4 calls:
97.0ms
(cbrt (+ 0 (* a c)))
106.0ms
(cbrt (+ 0 (* a c)))
115.0ms
(cbrt (+ 0 (* a c)))
98.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify1.3s

Counts
70 → 70
Iterations
IterNodes
done2028
42028
31605
2514
1224
099

prune444.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 4.2b

localize31.0ms

Local error

Found 4 expressions with local error:

1.1b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
3.4b
(* (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (/ 1 a))
8.9b
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite266.0ms

Algorithm
rewrite-expression-head
Rules
83×add-sqr-sqrt
52×times-frac
51×*-un-lft-identity
33×add-cube-cbrt
28×add-exp-log
24×associate-*l*
18×add-cbrt-cube
16×difference-of-squares
13×associate-*r*
11×sqrt-prod
div-exp
prod-exp distribute-lft-out--
pow1
associate-/r* add-log-exp unswap-sqr
cbrt-undiv
flip3-- associate-/r/ cbrt-unprod insert-posit16 flip--
div-inv associate-/l*
rec-exp sqrt-div 1-exp associate-/l/
frac-times rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 flip3-+ pow1/2 diff-log pow-prod-down associate-*l/ associate-*r/ un-div-inv *-commutative flip-+
Counts
4 → 145
Calls
4 calls:
61.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
137.0ms
(* (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (/ 1 a))
56.0ms
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
8.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series704.0ms

Counts
4 → 12
Calls
4 calls:
129.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
238.0ms
(* (/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2)) (/ 1 a))
244.0ms
(/ (+ 0 (* a c)) (- (sqrt (- (* b_2 b_2) (* a c))) b_2))
93.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify991.0ms

Counts
157 → 157
Iterations
IterNodes
done2001
22001
1712
0254

prune693.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 4.2b

regimes473.0ms

Accuracy

87.2% (3.4b remaining)

Error of 9.1b against oracle of 5.7b and baseline of 32.5b

bsearch346.0ms

Steps
ItersRangePoint
7
6.52945691119865e+99
1.3360629297740576e+102
1.4483715500512764e+101
11
1.2714153160963348e-280
4.905829800439075e-261
1.2889142225980239e-280
9
-2.3702445877051193e+75
-7.530140089969592e+69
-1.2810366229709043e+70

simplify15.0ms

Iterations
IterNodes
done42
142
035

end0.0ms

sample4.5s

Algorithm
intervals
Results
1.1s902×body1280valid
932.0ms5863×body80valid
926.0ms1081×body2560valid
529.0ms109×body5120valid
319.0ms2935×body80nan
317.0ms471×body640valid
75.0ms218×body320valid
27.0ms115×body160valid