Details

Time bar (total: 33.9s)

sample76.0ms

Algorithm
intervals
Results
31.0ms284×body80valid
8.0ms85×body80nan

simplify500.0ms

Counts
1 → 1
Iterations
IterNodes
done151
7151
6150
5143
4131
3103
261
135
020

prune23.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 18.9b

localize152.0ms

Local error

Found 4 expressions with local error:

0.8b
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
1.6b
(+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite149.0ms

Algorithm
rewrite-expression-head
Rules
14×*-un-lft-identity
12×add-sqr-sqrt add-log-exp
sqrt-prod
pow1 add-cube-cbrt
add-cbrt-cube sqrt-div add-exp-log insert-posit16
flip3-- flip--
neg-sub0 rem-sqrt-square sum-log distribute-rgt-neg-in sqrt-pow1 pow1/2 diff-log neg-log distribute-lft-out distribute-lft-out-- difference-of-squares
associate--l- +-commutative sub-neg flip3-+ associate-+l- flip-+
Counts
4 → 67
Calls
4 calls:
60.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
60.0ms
(+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
12.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
14.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series635.0ms

Counts
4 → 12
Calls
4 calls:
142.0ms
(- (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
169.0ms
(+ (- b) (sqrt (- (* b b) (* (* 4.0 a) c))))
154.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
170.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify5.4s

Counts
79 → 79
Iterations
IterNodes
done5001
33032
2772
1249
0103

prune1.4s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 6.8b

localize268.0ms

Local error

Found 4 expressions with local error:

11.8b
(+ (- b) (* (sqrt (sqrt (- (* b b) (* (* 4.0 a) c)))) (sqrt (sqrt (- (* b b) (* (* 4.0 a) c))))))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
sqrt-prod
add-log-exp
pow1 *-un-lft-identity add-cube-cbrt
sqrt-div
add-cbrt-cube add-exp-log insert-posit16
rem-sqrt-square sqrt-pow1 flip3-- pow1/2 flip--
sum-log
neg-sub0 +-commutative flip3-+ neg-log associate-+l- flip-+
Counts
4 → 62
Calls
4 calls:
29.0ms
(+ (- b) (* (sqrt (sqrt (- (* b b) (* (* 4.0 a) c)))) (sqrt (sqrt (- (* b b) (* (* 4.0 a) c))))))
12.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
13.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
23.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series585.0ms

Counts
4 → 12
Calls
4 calls:
168.0ms
(+ (- b) (* (sqrt (sqrt (- (* b b) (* (* 4.0 a) c)))) (sqrt (sqrt (- (* b b) (* (* 4.0 a) c))))))
154.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
114.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
149.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify5.2s

Counts
74 → 74
Iterations
IterNodes
done5010
32847
2727
1231
088

prune1.5s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 6.8b

localize286.0ms

Local error

Found 4 expressions with local error:

9.3b
(- (- b) (* (sqrt (sqrt (- (* b b) (* (* 4.0 a) c)))) (sqrt (sqrt (- (* b b) (* (* 4.0 a) c))))))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))

rewrite77.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt
sqrt-prod
add-log-exp
pow1 *-un-lft-identity add-cube-cbrt
sqrt-div
flip3-- add-cbrt-cube add-exp-log insert-posit16 flip--
rem-sqrt-square sqrt-pow1 pow1/2
diff-log
associate--l- neg-sub0 sub-neg neg-log difference-of-squares
Counts
4 → 64
Calls
4 calls:
20.0ms
(- (- b) (* (sqrt (sqrt (- (* b b) (* (* 4.0 a) c)))) (sqrt (sqrt (- (* b b) (* (* 4.0 a) c))))))
12.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
20.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

series631.0ms

Counts
4 → 12
Calls
4 calls:
156.0ms
(- (- b) (* (sqrt (sqrt (- (* b b) (* (* 4.0 a) c)))) (sqrt (sqrt (- (* b b) (* (* 4.0 a) c))))))
179.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
143.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
152.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))

simplify5.0s

Counts
76 → 76
Iterations
IterNodes
done5000
32587
2672
1225
092

prune1.4s

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 6.7b

localize613.0ms

Local error

Found 4 expressions with local error:

21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
21.2b
(sqrt (- (* b b) (* (* 4.0 a) c)))
22.0b
(cbrt (- (* b b) (* (* 4.0 a) c)))
22.0b
(cbrt (- (* b b) (* (* 4.0 a) c)))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
cbrt-prod pow1 sqrt-prod
cbrt-div flip3-- add-cbrt-cube sqrt-div add-exp-log insert-posit16 flip-- add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2 pow1/3
Counts
4 → 60
Calls
4 calls:
24.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
12.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
8.0ms
(cbrt (- (* b b) (* (* 4.0 a) c)))
13.0ms
(cbrt (- (* b b) (* (* 4.0 a) c)))

series762.0ms

Counts
4 → 12
Calls
4 calls:
111.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
174.0ms
(sqrt (- (* b b) (* (* 4.0 a) c)))
250.0ms
(cbrt (- (* b b) (* (* 4.0 a) c)))
227.0ms
(cbrt (- (* b b) (* (* 4.0 a) c)))

simplify3.9s

Counts
72 → 72
Iterations
IterNodes
done5003
31993
2580
1205
092

prune1.5s

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 6.7b

regimes1.2s

Accuracy

86.5% (1.7b remaining)

Error of 9.2b against oracle of 7.5b and baseline of 19.9b

bsearch371.0ms

Steps
ItersRangePoint
8
4.664337482673326e-05
0.17679972651571432
0.17389787404847717
8
-1.3198903247987554e+155
-1.1250773400730914e+152
-1.3122553888834108e+154

simplify20.0ms

Iterations
IterNodes
done49
149
041

end0.0ms

sample2.1s

Algorithm
intervals
Results
1.1s8783×body80valid
367.0ms2988×body80nan