Details

Time bar (total: 23.5s)

sample78.0ms

Algorithm
intervals
Results
42.0ms271×body80valid

simplify3.0s

Counts
1 → 1
Iterations

Useful iterations: 2 (12.0ms)

IterNodesCost
01417
12416
24315
37515
412715
518215
621515
729115
860015
9174815
done500015

prune23.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 24.8b

localize28.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma z (- b y) y)
0.0b
(* z (- t a))
0.5b
(fma x y (* z (- t a)))
24.0b
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
28×*-un-lft-identity
26×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
times-frac
add-exp-log add-cbrt-cube
pow1
associate-*r*
expm1-log1p-u log1p-expm1-u add-log-exp
associate-*l* associate-/r* associate-/l*
sub-neg associate-*r/ fma-udef
cbrt-undiv flip3-- frac-2neg div-exp pow-prod-down prod-exp clear-num *-commutative flip-- cbrt-unprod div-inv distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 95
Calls
4 calls:
0.0ms
(fma z (- b y) y)
36.0ms
(* z (- t a))
0.0ms
(fma x y (* z (- t a)))
8.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

series699.0ms

Counts
4 → 12
Calls
4 calls:
39.0ms
(fma z (- b y) y)
53.0ms
(* z (- t a))
80.0ms
(fma x y (* z (- t a)))
527.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

simplify774.0ms

Counts
107 → 107
Iterations

Useful iterations: done (769.0ms)

IterNodesCost
01711678
13531497
211291287
done50011259

prune1.1s

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 24.1b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.4b
(/ 1 (fma z (- b y) y))
0.5b
(fma x y (* z (- t a)))
23.8b
(* (fma x y (* z (- t a))) (/ 1 (fma z (- b y) y)))

rewrite84.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt
37×*-un-lft-identity
34×add-cube-cbrt
20×times-frac
19×add-exp-log
18×associate-*r* prod-diff
13×add-cbrt-cube
11×distribute-rgt-in distribute-lft-in
pow1
associate-*l*
prod-exp
expm1-log1p-u div-exp log1p-expm1-u add-log-exp unswap-sqr
associate-*r/ associate-/r* cbrt-unprod associate-/l*
cbrt-undiv sub-neg rec-exp 1-exp pow-prod-down *-commutative div-inv
flip3-- pow-flip frac-2neg clear-num un-div-inv flip-- fma-udef distribute-lft-out-- inv-pow difference-of-squares
Counts
4 → 127
Calls
4 calls:
36.0ms
(* z (- t a))
9.0ms
(/ 1 (fma z (- b y) y))
0.0ms
(fma x y (* z (- t a)))
30.0ms
(* (fma x y (* z (- t a))) (/ 1 (fma z (- b y) y)))

series733.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(* z (- t a))
84.0ms
(/ 1 (fma z (- b y) y))
77.0ms
(fma x y (* z (- t a)))
520.0ms
(* (fma x y (* z (- t a))) (/ 1 (fma z (- b y) y)))

simplify1.6s

Counts
139 → 139
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02002133
14421824
221161560
done50021530

prune836.0ms

Pruning

13 alts after pruning (11 fresh and 2 done)

Merged error: 24.1b

localize59.0ms

Local error

Found 4 expressions with local error:

1.7b
(cbrt (/ (fma x y (* z (- t a))) (fma z (- b y) y)))
24.0b
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
24.0b
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
24.0b
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
35×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×cbrt-prod
10×add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 expm1-log1p-u log1p-expm1-u div-inv add-log-exp
cbrt-undiv frac-2neg div-exp clear-num
cbrt-div pow1/3
Counts
4 → 111
Calls
4 calls:
4.0ms
(cbrt (/ (fma x y (* z (- t a))) (fma z (- b y) y)))
10.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
8.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
9.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

series2.8s

Counts
4 → 12
Calls
4 calls:
1.3s
(cbrt (/ (fma x y (* z (- t a))) (fma z (- b y) y)))
514.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
494.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
508.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

simplify1.5s

Counts
123 → 123
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01372909
12472869
26002647
324242635
done50012603

prune1.1s

Pruning

13 alts after pruning (10 fresh and 3 done)

Merged error: 24.1b

localize62.0ms

Local error

Found 4 expressions with local error:

1.7b
(cbrt (/ (fma x y (* z (- t a))) (fma z (- b y) y)))
23.5b
(/ (fma z (- b y) y) (fma x y (* z (- t a))))
24.0b
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
24.0b
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
35×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×cbrt-prod
10×add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 expm1-log1p-u log1p-expm1-u div-inv add-log-exp
cbrt-undiv frac-2neg div-exp clear-num
cbrt-div pow1/3
Counts
4 → 111
Calls
4 calls:
3.0ms
(cbrt (/ (fma x y (* z (- t a))) (fma z (- b y) y)))
7.0ms
(/ (fma z (- b y) y) (fma x y (* z (- t a))))
7.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
8.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

series2.6s

Counts
4 → 12
Calls
4 calls:
1.4s
(cbrt (/ (fma x y (* z (- t a))) (fma z (- b y) y)))
203.0ms
(/ (fma z (- b y) y) (fma x y (* z (- t a))))
546.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))
519.0ms
(/ (fma x y (* z (- t a))) (fma z (- b y) y))

simplify1.9s

Counts
123 → 123
Iterations

Useful iterations: 3 (658.0ms)

IterNodesCost
01642911
13012871
28302649
338782637
done50012637

prune1.2s

Pruning

13 alts after pruning (9 fresh and 4 done)

Merged error: 24.1b

regimes1.3s

Accuracy

0% (0.6b remaining)

Error of 23.2b against oracle of 22.6b and baseline of 23.2b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01215
11315
done1315

end0.0ms

sample2.0s

Algorithm
intervals
Results
1.3s8431×body80valid