Details

Time bar (total: 23.4s)

sample92.0ms

Algorithm
intervals
Results
23.0ms198×body80valid
16.0ms29×body1280valid
11.0ms17×body2560valid
9.0ms82×body80nan
6.0ms13×body640valid
4.0ms10×body320valid
3.0msbody5120valid
2.0ms10×body160valid

simplify155.0ms

Counts
1 → 1
Iterations
IterNodes
893
793
692
590
482
366
240
121
012

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 32.5b

localize19.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (- (sqrt (- (* b b) (* (* 3 a) c))) b) (* 3 a))
1.2b
(- (* b b) (* (* 3 a) c))
2.7b
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
22.2b
(sqrt (- (* b b) (* (* 3 a) c)))

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
13×*-un-lft-identity
add-cbrt-cube add-exp-log
add-log-exp
add-cube-cbrt
times-frac sqrt-prod associate-/l* difference-of-squares
pow1
flip3-- insert-posit16 flip--
distribute-lft-out--
cbrt-undiv sub-neg sqrt-div diff-log div-exp associate-/l/
rem-sqrt-square clear-num associate-/r* frac-2neg sqrt-pow1 pow1/2 div-sub prod-exp cbrt-unprod div-inv
Counts
4 → 76
Calls
4 calls:
64.0ms
(/ (- (sqrt (- (* b b) (* (* 3 a) c))) b) (* 3 a))
9.0ms
(- (* b b) (* (* 3 a) c))
30.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
7.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

series361.0ms

Counts
4 → 12
Calls
4 calls:
127.0ms
(/ (- (sqrt (- (* b b) (* (* 3 a) c))) b) (* 3 a))
51.0ms
(- (* b b) (* (* 3 a) c))
92.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
92.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

simplify3.4s

Counts
88 → 88
Iterations
IterNodes
34888
21249
1396
0157

prune1.0s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 6.3b

localize42.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (* 3 a) (- (sqrt (- (* b b) (* (* 3 a) c))) b))
1.2b
(- (* b b) (* (* 3 a) c))
2.7b
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
22.2b
(sqrt (- (* b b) (* (* 3 a) c)))

rewrite132.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
13×*-un-lft-identity
add-cbrt-cube add-exp-log
add-log-exp
add-cube-cbrt
associate-/r* times-frac sqrt-prod difference-of-squares
pow1
flip3-- insert-posit16 flip--
distribute-lft-out--
cbrt-undiv sub-neg sqrt-div diff-log div-exp associate-/r/
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 prod-exp cbrt-unprod div-inv associate-/l*
Counts
4 → 75
Calls
4 calls:
39.0ms
(/ (* 3 a) (- (sqrt (- (* b b) (* (* 3 a) c))) b))
7.0ms
(- (* b b) (* (* 3 a) c))
69.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
14.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

series548.0ms

Counts
4 → 12
Calls
4 calls:
294.0ms
(/ (* 3 a) (- (sqrt (- (* b b) (* (* 3 a) c))) b))
61.0ms
(- (* b b) (* (* 3 a) c))
113.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
81.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

simplify3.3s

Counts
87 → 87
Iterations
IterNodes
34310
21176
1370
0150

prune947.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 6.3b

localize41.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ 1 (* 3 (/ a (- (sqrt (- (* b b) (* (* 3 a) c))) b))))
1.2b
(- (* b b) (* (* 3 a) c))
2.7b
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
22.2b
(sqrt (- (* b b) (* (* 3 a) c)))

rewrite145.0ms

Algorithm
rewrite-expression-head
Rules
25×add-exp-log
13×add-cbrt-cube
12×add-sqr-sqrt
*-un-lft-identity div-exp
pow1 add-log-exp
add-cube-cbrt
prod-exp
cbrt-undiv sqrt-prod insert-posit16
rec-exp times-frac flip3-- 1-exp flip-- associate-/l*
sub-neg sqrt-div diff-log cbrt-unprod pow-flip difference-of-squares
rem-sqrt-square clear-num associate-/r* frac-2neg sqrt-pow1 pow1/2 pow-prod-down associate-*r/ associate-/r/ div-inv distribute-lft-out-- inv-pow
Counts
4 → 79
Calls
4 calls:
90.0ms
(/ 1 (* 3 (/ a (- (sqrt (- (* b b) (* (* 3 a) c))) b))))
8.0ms
(- (* b b) (* (* 3 a) c))
38.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
7.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

series490.0ms

Counts
4 → 12
Calls
4 calls:
211.0ms
(/ 1 (* 3 (/ a (- (sqrt (- (* b b) (* (* 3 a) c))) b))))
65.0ms
(- (* b b) (* (* 3 a) c))
103.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
111.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

simplify3.1s

Counts
91 → 91
Iterations
IterNodes
34421
21177
1390
0159

prune1.1s

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 6.3b

localize23.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* 3 a) c)
1.2b
(- (* b b) (* (* 3 a) c))
2.7b
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
22.2b
(sqrt (- (* b b) (* (* 3 a) c)))

rewrite76.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt
10×pow1
add-cbrt-cube add-exp-log
*-un-lft-identity add-log-exp
add-cube-cbrt
sqrt-prod insert-posit16
flip3-- associate-*r* pow-prod-down prod-exp cbrt-unprod flip--
sub-neg sqrt-div diff-log difference-of-squares
rem-sqrt-square sqrt-pow1 pow1/2 associate-*l* *-commutative distribute-lft-out--
Counts
4 → 64
Calls
4 calls:
20.0ms
(* (* 3 a) c)
14.0ms
(- (* b b) (* (* 3 a) c))
34.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
7.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

series293.0ms

Counts
4 → 12
Calls
4 calls:
24.0ms
(* (* 3 a) c)
65.0ms
(- (* b b) (* (* 3 a) c))
107.0ms
(- (sqrt (- (* b b) (* (* 3 a) c))) b)
96.0ms
(sqrt (- (* b b) (* (* 3 a) c)))

simplify2.0s

Counts
76 → 76
Iterations
IterNodes
33440
2958
1297
0123

prune758.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 6.3b

regimes650.0ms

Accuracy

77.7% (6.2b remaining)

Error of 12.0b against oracle of 5.8b and baseline of 33.6b

bsearch645.0ms

Steps
ItersRangePoint
3
1.897422751335727e-16
2.3824489835354504e-16
1.922674299151799e-16
7
4.1266326978064226e-111
9.799836324706106e-110
4.186415469310955e-111
8
9.808312070140145e-191
3.260010576758525e-187
3.207624111695675e-187
9
-9.113678877832951e+119
-2.8363346747228946e+114
-1.5936256221995724e+117

simplify8.0ms

Iterations
IterNodes
249
149
038

end0.0ms

sample3.8s

Algorithm
intervals
Results
965.0ms884×body1280valid
860.0ms1045×body2560valid
788.0ms5930×body80valid
412.0ms2880×body80nan
268.0ms497×body640valid
110.0ms200×body320valid
99.0ms121×body5120valid
25.0ms116×body160valid