Details

Time bar (total: 18.2s)

sample221.0ms

Algorithm
intervals
Results
55.0ms31×body2560valid
22.0ms35×body1280valid
22.0ms174×body80valid
14.0ms20×body640valid
11.0ms82×body80nan
5.0msbody5120valid
3.0msbody320valid
0.0msbody160valid

simplify23.0ms

Counts
1 → 1
Iterations
IterNodes
done29
529
427
325
222
114
010

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.8b

localize22.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
0.4b
(- (* b_2 b_2) (* a c))
0.9b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite294.0ms

Algorithm
rewrite-expression-head
Rules
37×add-sqr-sqrt
26×*-un-lft-identity
18×times-frac
16×add-cube-cbrt
10×difference-of-squares
sqrt-prod add-log-exp
add-cbrt-cube add-exp-log associate-/l*
pow1 distribute-lft-out--
flip3-- insert-posit16 flip--
associate-/r*
sub-neg sqrt-div diff-log associate-/l/
cbrt-undiv rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 div-sub div-exp div-inv
Counts
4 → 88
Calls
4 calls:
198.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
39.0ms
(- (* b_2 b_2) (* a c))
31.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
24.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series335.0ms

Counts
4 → 12
Calls
4 calls:
118.0ms
(/ (- (sqrt (- (* b_2 b_2) (* a c))) b_2) a)
39.0ms
(- (* b_2 b_2) (* a c))
89.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
88.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify938.0ms

Counts
100 → 100
Iterations
IterNodes
done5000
21461
1387
0158

prune475.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 5.9b

localize20.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
0.4b
(- (* b_2 b_2) (* a c))
0.9b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite265.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
18×*-un-lft-identity
13×associate-*r* add-exp-log add-cube-cbrt
11×times-frac
add-cbrt-cube
add-log-exp
pow1
associate-*l*
flip3-- sqrt-prod flip--
prod-exp insert-posit16 difference-of-squares
unswap-sqr
frac-times sub-neg sqrt-div diff-log div-exp associate-*l/ cbrt-unprod distribute-lft-out--
cbrt-undiv rem-sqrt-square rec-exp sqrt-pow1 pow1/2 1-exp pow-prod-down associate-*r/ un-div-inv *-commutative div-inv
Counts
4 → 89
Calls
4 calls:
164.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
15.0ms
(- (* b_2 b_2) (* a c))
69.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
15.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series421.0ms

Counts
4 → 12
Calls
4 calls:
147.0ms
(* (- (sqrt (- (* b_2 b_2) (* a c))) b_2) (/ 1 a))
65.0ms
(- (* b_2 b_2) (* a c))
128.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
81.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify3.0s

Counts
101 → 101
Iterations
IterNodes
done5001
22850
1458
0178

prune433.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 5.9b

localize35.0ms

Local error

Found 4 expressions with local error:

0.9b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
0.9b
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
22.0b
(sqrt (- (* b_2 b_2) (* a c)))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
10×*-un-lft-identity
sqrt-prod add-log-exp
pow1 add-cube-cbrt
flip3-- add-cbrt-cube sqrt-div add-exp-log insert-posit16 flip-- difference-of-squares
rem-sqrt-square sub-neg sqrt-pow1 pow1/2 diff-log distribute-lft-out--
Counts
4 → 64
Calls
4 calls:
44.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
43.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))
7.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series430.0ms

Counts
4 → 12
Calls
4 calls:
101.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
106.0ms
(- (sqrt (- (* b_2 b_2) (* a c))) b_2)
114.0ms
(sqrt (- (* b_2 b_2) (* a c)))
109.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify2.4s

Counts
76 → 76
Iterations
IterNodes
done5002
33694
2718
1193
080

prune550.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 5.9b

localize70.0ms

Local error

Found 4 expressions with local error:

15.8b
(- (* (* (cbrt (sqrt (- (* b_2 b_2) (* a c)))) (cbrt (sqrt (- (* b_2 b_2) (* a c))))) (cbrt (sqrt (- (* b_2 b_2) (* a c))))) b_2)
22.0b
(sqrt (- (* b_2 b_2) (* a c)))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))
22.0b
(sqrt (- (* b_2 b_2) (* a c)))

rewrite235.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
sqrt-prod
pow1 *-un-lft-identity add-cube-cbrt
sqrt-div add-log-exp
flip3-- add-cbrt-cube add-exp-log insert-posit16 flip--
rem-sqrt-square sqrt-pow1 pow1/2
sub-neg diff-log
Counts
4 → 61
Calls
4 calls:
190.0ms
(- (* (* (cbrt (sqrt (- (* b_2 b_2) (* a c)))) (cbrt (sqrt (- (* b_2 b_2) (* a c))))) (cbrt (sqrt (- (* b_2 b_2) (* a c))))) b_2)
15.0ms
(sqrt (- (* b_2 b_2) (* a c)))
15.0ms
(sqrt (- (* b_2 b_2) (* a c)))
15.0ms
(sqrt (- (* b_2 b_2) (* a c)))

series432.0ms

Counts
4 → 12
Calls
4 calls:
136.0ms
(- (* (* (cbrt (sqrt (- (* b_2 b_2) (* a c)))) (cbrt (sqrt (- (* b_2 b_2) (* a c))))) (cbrt (sqrt (- (* b_2 b_2) (* a c))))) b_2)
83.0ms
(sqrt (- (* b_2 b_2) (* a c)))
105.0ms
(sqrt (- (* b_2 b_2) (* a c)))
108.0ms
(sqrt (- (* b_2 b_2) (* a c)))

simplify2.4s

Counts
73 → 73
Iterations
IterNodes
done5001
34179
2769
1206
080

prune498.0ms

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 5.9b

regimes281.0ms

Accuracy

85.6% (4.1b remaining)

Error of 9.5b against oracle of 5.4b and baseline of 33.9b

bsearch107.0ms

Steps
ItersRangePoint
6
1.6664801848567985e-94
1.3864776888564433e-93
1.1804820682342164e-93
7
-8.18523145413159e+143
-2.8208844788355687e+142
-3.7064129236785206e+142

simplify5.0ms

Iterations
IterNodes
done33
133
026

end0.0ms

sample4.3s

Algorithm
intervals
Results
1.6s1057×body2560valid
835.0ms5746×body80valid
738.0ms976×body1280valid
330.0ms2911×body80nan
217.0ms459×body640valid
141.0ms139×body5120valid
82.0ms257×body320valid
23.0ms116×body160valid