Details

Time bar (total: 38.6s)

sample95.0ms

Algorithm
intervals
Results
19.0ms151×body160valid
18.0ms298×body80nan
17.0ms554×pre80true
6.0ms105×body80valid

simplify130.0ms

Counts
1 → 1
Iterations

Useful iterations: 2 (21.0ms)

IterNodesCost
01217
12517
26716
312416
413716
done13716

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 30.4b

localize14.0ms

Local error

Found 4 expressions with local error:

0.2b
(- (* b b) (* (* 3.0 a) c))
0.3b
(* (* 3.0 a) c)
0.4b
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
30.4b
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

rewrite223.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
14×add-exp-log add-cbrt-cube
10×add-sqr-sqrt add-cube-cbrt fma-def add-log-exp
pow1
distribute-rgt-neg-in distribute-lft-out
times-frac associate-/l*
expm1-log1p-u prod-exp cbrt-unprod log1p-expm1-u
distribute-lft-neg-in associate-*r* pow-prod-down
cbrt-undiv neg-sub0 associate-+l- flip3-+ div-exp sum-log flip-+ associate-/l/
+-commutative neg-mul-1 sub-neg flip3-- frac-2neg fma-neg diff-log div-sub associate-*l* prod-diff neg-log clear-num associate-/r* *-commutative flip-- div-inv
Counts
4 → 93
Calls
4 calls:
17.0ms
(- (* b b) (* (* 3.0 a) c))
39.0ms
(* (* 3.0 a) c)
138.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
25.0ms
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

series384.0ms

Counts
4 → 12
Calls
4 calls:
82.0ms
(- (* b b) (* (* 3.0 a) c))
22.0ms
(* (* 3.0 a) c)
169.0ms
(/ (+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* 3.0 a))
111.0ms
(+ (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))

simplify23.3s

Counts
105 → 105
Iterations

Useful iterations: done (23.3s)

IterNodesCost
01671559
118801459
done50011290

prune350.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.4b

localize28.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* 3.0 a) c)
0.3b
(fma 3.0 (* a c) 0)
0.4b
(/ (fma 3.0 (* a c) 0) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))))
0.4b
(/ (/ (fma 3.0 (* a c) 0) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))) (* 3.0 a))

rewrite194.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
79×add-sqr-sqrt *-un-lft-identity
39×add-cube-cbrt
30×associate-/l*
23×add-exp-log add-cbrt-cube
20×distribute-lft-out-- difference-of-squares
10×distribute-rgt-neg-in sqrt-prod
pow1
associate-/r*
cbrt-undiv div-exp
associate-/r/
prod-exp cbrt-unprod
expm1-log1p-u log1p-expm1-u div-inv add-log-exp
flip3-- associate-*r* pow-prod-down flip--
frac-2neg clear-num
associate-*l* *-commutative fma-udef associate-/l/
Counts
4 → 153
Calls
4 calls:
29.0ms
(* (* 3.0 a) c)
0.0ms
(fma 3.0 (* a c) 0)
58.0ms
(/ (fma 3.0 (* a c) 0) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))))
95.0ms
(/ (/ (fma 3.0 (* a c) 0) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))) (* 3.0 a))

series799.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(* (* 3.0 a) c)
32.0ms
(fma 3.0 (* a c) 0)
341.0ms
(/ (fma 3.0 (* a c) 0) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))))
399.0ms
(/ (/ (fma 3.0 (* a c) 0) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))) (* 3.0 a))

simplify4.3s

Counts
165 → 165
Iterations

Useful iterations: done (4.3s)

IterNodesCost
02254540
137014228
done50003878

prune610.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* 3.0 a) c)
0.3b
(* (* 3.0 a) c)
0.4b
(/ (* (* 3.0 a) c) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))))
0.4b
(/ (* 3.0 a) (/ (* (* 3.0 a) c) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))))

rewrite217.0ms

Algorithm
rewrite-expression-head
Rules
55×add-exp-log add-cbrt-cube
34×times-frac
28×add-sqr-sqrt *-un-lft-identity
20×associate-/r*
19×prod-exp cbrt-unprod
17×cbrt-undiv div-exp
14×pow1
12×add-cube-cbrt
distribute-lft-out-- difference-of-squares
associate-/r/
associate-*r* pow-prod-down
expm1-log1p-u distribute-rgt-neg-in sqrt-prod log1p-expm1-u div-inv add-log-exp
flip3-- flip--
frac-2neg associate-*l* clear-num *-commutative associate-/l*
Counts
4 → 131
Calls
4 calls:
33.0ms
(* (* 3.0 a) c)
18.0ms
(* (* 3.0 a) c)
76.0ms
(/ (* (* 3.0 a) c) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))))
79.0ms
(/ (* 3.0 a) (/ (* (* 3.0 a) c) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))))

series453.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(* (* 3.0 a) c)
41.0ms
(* (* 3.0 a) c)
258.0ms
(/ (* (* 3.0 a) c) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))))
119.0ms
(/ (* 3.0 a) (/ (* (* 3.0 a) c) (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c))))))

simplify363.0ms

Counts
143 → 143
Iterations

Useful iterations: done (356.0ms)

IterNodesCost
01873303
done50003173

prune634.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* 3.0 a) c)
0.3b
(/ 1 (/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c)))
0.4b
(/ (/ 1 (/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c))) (* 3.0 a))
0.4b
(/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c))

rewrite416.0ms

Algorithm
rewrite-expression-head
Rules
214×times-frac
161×add-exp-log
111×add-sqr-sqrt *-un-lft-identity
80×div-exp
77×add-cbrt-cube
63×add-cube-cbrt
48×associate-/l*
46×prod-exp
34×cbrt-undiv
24×distribute-lft-out-- difference-of-squares
20×cbrt-unprod
15×div-inv
13×associate-/r*
12×rec-exp distribute-rgt-neg-in 1-exp sqrt-prod
10×pow1
expm1-log1p-u log1p-expm1-u add-log-exp
frac-2neg associate-*r* pow-prod-down clear-num associate-/r/ associate-/l/
flip3-- pow-flip div-sub associate-*l* *-commutative flip-- inv-pow
Counts
4 → 260
Calls
4 calls:
26.0ms
(* (* 3.0 a) c)
123.0ms
(/ 1 (/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c)))
140.0ms
(/ (/ 1 (/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c))) (* 3.0 a))
112.0ms
(/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c))

series640.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(* (* 3.0 a) c)
262.0ms
(/ 1 (/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c)))
194.0ms
(/ (/ 1 (/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c))) (* 3.0 a))
161.0ms
(/ (- (- b) (sqrt (- (* b b) (* (* 3.0 a) c)))) (* (* 3.0 a) c))

simplify712.0ms

Counts
272 → 272
Iterations

Useful iterations: done (702.0ms)

IterNodesCost
03748131
done50017663

prune894.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

regimes330.0ms

Accuracy

0% (0.5b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 0.5b

bsearch0.0ms

simplify4.0ms

Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
01627
12025
done2025

end0.0ms

sample3.5s

Algorithm
intervals
Results
1.1s16466×pre80true
718.0ms8466×body80nan
678.0ms4467×body160valid
291.0ms3533×body80valid