Details

Time bar (total: 10.9s)

sample43.0ms

Algorithm
intervals
Results
20.0ms423×body80valid

simplify2.9s

Counts
1 → 1
Iterations

Useful iterations: 6 (1.6s)

IterNodesCost
01819
13819
210019
330618
482918
5181018
6408416
done500116

prune10.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 6.7b

localize14.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma x (* 9.0 y) b)
0.2b
(- (/ (fma x (* 9.0 y) b) z) (* (* t a) 4.0))
2.0b
(/ (fma x (* 9.0 y) b) z)
10.6b
(/ (- (/ (fma x (* 9.0 y) b) z) (* (* t a) 4.0)) c)

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
34×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×fma-neg prod-diff
add-exp-log add-cbrt-cube
associate-/r* associate-/l* add-log-exp
pow1 expm1-log1p-u log1p-expm1-u div-inv
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- associate-/l/
sub-neg diff-log div-sub fma-udef
Counts
4 → 111
Calls
4 calls:
0.0ms
(fma x (* 9.0 y) b)
14.0ms
(- (/ (fma x (* 9.0 y) b) z) (* (* t a) 4.0))
2.0ms
(/ (fma x (* 9.0 y) b) z)
28.0ms
(/ (- (/ (fma x (* 9.0 y) b) z) (* (* t a) 4.0)) c)

series427.0ms

Counts
4 → 12
Calls
4 calls:
39.0ms
(fma x (* 9.0 y) b)
167.0ms
(- (/ (fma x (* 9.0 y) b) z) (* (* t a) 4.0))
66.0ms
(/ (fma x (* 9.0 y) b) z)
154.0ms
(/ (- (/ (fma x (* 9.0 y) b) z) (* (* t a) 4.0)) c)

simplify701.0ms

Counts
123 → 123
Iterations

Useful iterations: done (696.0ms)

IterNodesCost
01702305
13772246
211782063
done50001986

prune506.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 6.4b

localize16.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
3.5b
(/ (* (* t a) 4.0) c)
4.4b
(/ b (* z c))
11.2b
(/ (* x y) (* z c))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
30×add-exp-log add-cbrt-cube
cbrt-undiv div-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity prod-exp cbrt-unprod
times-frac
associate-/r* associate-/l*
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
frac-2neg clear-num div-inv
fma-udef
Counts
4 → 81
Calls
4 calls:
0.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
8.0ms
(/ (* (* t a) 4.0) c)
3.0ms
(/ b (* z c))
5.0ms
(/ (* x y) (* z c))

series175.0ms

Counts
4 → 12
Calls
4 calls:
89.0ms
(fma (/ (* x y) (* z c)) 9.0 (/ b (* z c)))
30.0ms
(/ (* (* t a) 4.0) c)
25.0ms
(/ b (* z c))
30.0ms
(/ (* x y) (* z c))

simplify566.0ms

Counts
93 → 93
Iterations

Useful iterations: 2 (153.0ms)

IterNodesCost
01631010
1409986
21965802
done5000802

prune331.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 2.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (* (/ x z) (/ y c)) 9.0 (/ b (* z c)))
3.5b
(/ (* (* t a) 4.0) c)
4.4b
(/ b (* z c))
9.8b
(* (/ x z) (/ y c))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
34×add-sqr-sqrt
30×add-exp-log add-cbrt-cube
28×times-frac
22×add-cube-cbrt *-un-lft-identity
13×associate-*r* associate-*l*
cbrt-undiv div-exp
prod-exp cbrt-unprod
pow1
expm1-log1p-u associate-/r* log1p-expm1-u div-inv associate-/l* add-log-exp unswap-sqr
frac-2neg clear-num
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative fma-udef
Counts
4 → 110
Calls
4 calls:
0.0ms
(fma (* (/ x z) (/ y c)) 9.0 (/ b (* z c)))
8.0ms
(/ (* (* t a) 4.0) c)
3.0ms
(/ b (* z c))
15.0ms
(* (/ x z) (/ y c))

series175.0ms

Counts
4 → 12
Calls
4 calls:
88.0ms
(fma (* (/ x z) (/ y c)) 9.0 (/ b (* z c)))
30.0ms
(/ (* (* t a) 4.0) c)
25.0ms
(/ b (* z c))
31.0ms
(* (/ x z) (/ y c))

simplify1.0s

Counts
122 → 122
Iterations

Useful iterations: 2 (547.0ms)

IterNodesCost
02231306
15941268
223241082
done50001082

prune488.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 2.2b

localize17.0ms

Local error

Found 4 expressions with local error:

3.5b
(/ (* (* t a) 4.0) c)
4.4b
(/ b (* z c))
4.8b
(* x (/ y c))
5.5b
(/ (* x (/ y c)) z)

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log add-cbrt-cube
23×add-sqr-sqrt
19×times-frac
18×add-cube-cbrt *-un-lft-identity
13×associate-*r*
10×cbrt-undiv div-exp
prod-exp cbrt-unprod
associate-/r*
pow1
associate-/l*
expm1-log1p-u log1p-expm1-u div-inv add-log-exp
frac-2neg associate-*l* clear-num
associate-*r/ unswap-sqr
pow-prod-down *-commutative associate-/l/
Counts
4 → 108
Calls
4 calls:
8.0ms
(/ (* (* t a) 4.0) c)
3.0ms
(/ b (* z c))
8.0ms
(* x (/ y c))
5.0ms
(/ (* x (/ y c)) z)

series105.0ms

Counts
4 → 12
Calls
4 calls:
29.0ms
(/ (* (* t a) 4.0) c)
21.0ms
(/ b (* z c))
21.0ms
(* x (/ y c))
34.0ms
(/ (* x (/ y c)) z)

simplify620.0ms

Counts
120 → 120
Iterations

Useful iterations: 2 (201.0ms)

IterNodesCost
02071079
15241039
21989867
done5000867

prune421.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 2.2b

regimes1.1s

Accuracy

58.3% (4.1b remaining)

Error of 6.4b against oracle of 2.3b and baseline of 12.1b

bsearch3.0ms

simplify5.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
048186
163186
done63186

end0.0ms

sample1.1s

Algorithm
intervals
Results
627.0ms12748×body80valid