Details

Time bar (total: 4.6s)

sample42.0ms

Algorithm
intervals
Results
23.0ms644×body80valid

simplify51.0ms

Counts
1 → 1
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
0268
1518
2887
31537
43577
515727
650027
done50027

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.2b

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 4.0 (* b b))
0.0b
(+ (* a a) (* b b))
0.0b
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
0.4b
(pow (+ (* a a) (* b b)) 2.0)

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
10×pow1 add-exp-log add-sqr-sqrt
add-cube-cbrt *-un-lft-identity add-cbrt-cube
fma-def add-log-exp
unpow-prod-down
expm1-log1p-u log1p-expm1-u
pow-unpow associate-*l* pow-prod-down prod-exp cbrt-unprod
+-commutative flip3-+ sum-log flip-+ sqr-pow
pow-to-exp pow-pow associate-*r* pow-exp *-commutative unswap-sqr
Counts
4 → 74
Calls
4 calls:
17.0ms
(* 4.0 (* b b))
8.0ms
(+ (* a a) (* b b))
62.0ms
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
10.0ms
(pow (+ (* a a) (* b b)) 2.0)

series235.0ms

Counts
4 → 12
Calls
4 calls:
26.0ms
(* 4.0 (* b b))
29.0ms
(+ (* a a) (* b b))
72.0ms
(+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))
108.0ms
(pow (+ (* a a) (* b b)) 2.0)

simplify43.0ms

Counts
86 → 86
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
0339438
11458396
25002385
done5002385

prune225.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 4.0 (* b b))
0.0b
(fma a a (* b b))
0.0b
(+ (pow (fma a a (* b b)) 2.0) (* 4.0 (* b b)))
0.4b
(pow (fma a a (* b b)) 2.0)

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
10×pow1 add-exp-log add-sqr-sqrt
add-cube-cbrt *-un-lft-identity add-cbrt-cube
fma-def
unpow-prod-down add-log-exp
expm1-log1p-u log1p-expm1-u
pow-unpow associate-*l* pow-prod-down prod-exp cbrt-unprod
sqr-pow
+-commutative pow-to-exp pow-pow flip3-+ associate-*r* pow-exp sum-log *-commutative flip-+ fma-udef unswap-sqr
Counts
4 → 70
Calls
4 calls:
16.0ms
(* 4.0 (* b b))
0.0ms
(fma a a (* b b))
14.0ms
(+ (pow (fma a a (* b b)) 2.0) (* 4.0 (* b b)))
3.0ms
(pow (fma a a (* b b)) 2.0)

series252.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(* 4.0 (* b b))
35.0ms
(fma a a (* b b))
65.0ms
(+ (pow (fma a a (* b b)) 2.0) (* 4.0 (* b b)))
120.0ms
(pow (fma a a (* b b)) 2.0)

simplify126.0ms

Counts
82 → 82
Iterations

Useful iterations: 3 (121.0ms)

IterNodesCost
0267375
11043338
24174329
35001326
done5001326

prune209.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))) (cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))))
14.2b
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))
14.2b
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))
14.2b
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))

rewrite341.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
18×cbrt-div
15×add-cube-cbrt *-un-lft-identity
11×pow1
flip3-+ pow1/3 flip-+
add-exp-log swap-sqr associate-*r* associate-*l*
expm1-log1p-u frac-times add-cbrt-cube log1p-expm1-u add-log-exp unswap-sqr
associate-*r/ pow-prod-down associate-*l/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 95
Calls
4 calls:
244.0ms
(* (cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))) (cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))))
30.0ms
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))
33.0ms
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))
30.0ms
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))

series733.0ms

Counts
4 → 12
Calls
4 calls:
154.0ms
(* (cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))) (cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b)))))
194.0ms
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))
195.0ms
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))
190.0ms
(cbrt (+ (pow (+ (* a a) (* b b)) 2.0) (* 4.0 (* b b))))

simplify139.0ms

Counts
107 → 107
Iterations

Useful iterations: 3 (125.0ms)

IterNodesCost
02721903
110001779
246031626
350011617
done50011617

prune337.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 2 (pow a 2))
0.0b
(+ (fma (* 2 (pow a 2)) (pow b 2) (pow b 4)) (pow a 4))
0.5b
(fma (* 2 (pow a 2)) (pow b 2) (pow b 4))

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
13×add-sqr-sqrt
*-un-lft-identity
add-exp-log associate-*r*
add-cube-cbrt
add-cbrt-cube add-log-exp
unpow-prod-down unswap-sqr
pow1 expm1-log1p-u fma-def associate-*l* prod-exp log1p-expm1-u
fma-udef unpow2 sqr-pow
+-commutative pow-to-exp associate-+l+ flip3-+ pow-exp sum-log *-commutative cbrt-unprod flip-+ distribute-lft-out
Counts
3 → 57
Calls
3 calls:
16.0ms
(* 2 (pow a 2))
8.0ms
(+ (fma (* 2 (pow a 2)) (pow b 2) (pow b 4)) (pow a 4))
0.0ms
(fma (* 2 (pow a 2)) (pow b 2) (pow b 4))

series148.0ms

Counts
3 → 9
Calls
3 calls:
25.0ms
(* 2 (pow a 2))
55.0ms
(+ (fma (* 2 (pow a 2)) (pow b 2) (pow b 4)) (pow a 4))
69.0ms
(fma (* 2 (pow a 2)) (pow b 2) (pow b 4))

simplify33.0ms

Counts
66 → 66
Iterations

Useful iterations: 2 (27.0ms)

IterNodesCost
0215372
1971344
25001343
done5001343

prune199.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes90.0ms

Accuracy

0% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0137
1137
done137

end0.0ms

sample1.2s

Algorithm
intervals
Results
728.0ms20599×body80valid