Details

Time bar (total: 12.2s)

sample34.0ms

Algorithm
intervals
Results
8.0ms256×body80valid
7.0ms252×body80nan

simplify50.0ms

Counts
1 → 1
Iterations

Useful iterations: 2 (8.0ms)

IterNodesCost
01114
12212
24411
36311
46711
56811
done6811

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 21.3b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(* x (+ y z))
0.3b
(fma y z (* x (+ y z)))
20.2b
(sqrt (fma y z (* x (+ y z))))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
*-un-lft-identity
pow1 add-cube-cbrt
add-exp-log add-cbrt-cube
associate-*r*
expm1-log1p-u associate-*l* sqrt-prod log1p-expm1-u add-log-exp
associate-*r/
distribute-rgt-in rem-sqrt-square distribute-lft-in sqrt-pow1 flip3-+ pow1/2 pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ fma-udef distribute-lft-out unswap-sqr
Counts
3 → 50
Calls
3 calls:
23.0ms
(* x (+ y z))
0.0ms
(fma y z (* x (+ y z)))
2.0ms
(sqrt (fma y z (* x (+ y z))))

series181.0ms

Counts
3 → 9
Calls
3 calls:
29.0ms
(* x (+ y z))
28.0ms
(fma y z (* x (+ y z)))
124.0ms
(sqrt (fma y z (* x (+ y z))))

simplify1.3s

Counts
59 → 59
Iterations

Useful iterations: done (1.3s)

IterNodesCost
091581
1220532
2621483
32012479
done5000478

prune193.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 21.2b

localize14.0ms

Local error

Found 4 expressions with local error:

18.1b
(cbrt (* x (+ y z)))
18.1b
(cbrt (* x (+ y z)))
18.1b
(cbrt (* x (+ y z)))
20.2b
(sqrt (fma y z (* (* (cbrt (* x (+ y z))) (cbrt (* x (+ y z)))) (cbrt (* x (+ y z))))))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt cbrt-div associate-*r/
pow1 add-cube-cbrt *-un-lft-identity
add-exp-log expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
cbrt-prod flip3-+ pow1/3 sqrt-prod flip-+
rem-sqrt-square sqrt-pow1 pow1/2
Counts
4 → 54
Calls
4 calls:
7.0ms
(cbrt (* x (+ y z)))
7.0ms
(cbrt (* x (+ y z)))
7.0ms
(cbrt (* x (+ y z)))
2.0ms
(sqrt (fma y z (* (* (cbrt (* x (+ y z))) (cbrt (* x (+ y z)))) (cbrt (* x (+ y z))))))

series523.0ms

Counts
4 → 12
Calls
4 calls:
136.0ms
(cbrt (* x (+ y z)))
127.0ms
(cbrt (* x (+ y z)))
131.0ms
(cbrt (* x (+ y z)))
128.0ms
(sqrt (fma y z (* (* (cbrt (* x (+ y z))) (cbrt (* x (+ y z)))) (cbrt (* x (+ y z))))))

simplify2.9s

Counts
66 → 66
Iterations

Useful iterations: 5 (2.1s)

IterNodesCost
091975
1212901
2460654
31068590
42206563
54785546
done5000546

prune290.0ms

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 21.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt x)
18.1b
(cbrt (* x (+ y z)))
18.1b
(cbrt (* x (+ y z)))
20.2b
(sqrt (fma y z (* (* (cbrt (* x (+ y z))) (* (cbrt x) (cbrt (+ y z)))) (cbrt (* x (+ y z))))))

rewrite22.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
add-cube-cbrt *-un-lft-identity
pow1 cbrt-prod
add-exp-log expm1-log1p-u cbrt-div associate-*r/ add-cbrt-cube log1p-expm1-u add-log-exp
pow1/3 sqrt-prod
flip3-+ flip-+
rem-sqrt-square sqrt-pow1 pow1/2
Counts
4 → 54
Calls
4 calls:
1.0ms
(cbrt x)
7.0ms
(cbrt (* x (+ y z)))
11.0ms
(cbrt (* x (+ y z)))
2.0ms
(sqrt (fma y z (* (* (cbrt (* x (+ y z))) (* (cbrt x) (cbrt (+ y z)))) (cbrt (* x (+ y z))))))

series936.0ms

Counts
4 → 12
Calls
4 calls:
453.0ms
(cbrt x)
141.0ms
(cbrt (* x (+ y z)))
153.0ms
(cbrt (* x (+ y z)))
189.0ms
(sqrt (fma y z (* (* (cbrt (* x (+ y z))) (* (cbrt x) (cbrt (+ y z)))) (cbrt (* x (+ y z))))))

simplify1.5s

Counts
66 → 66
Iterations

Useful iterations: done (1.5s)

IterNodesCost
0124916
1294841
2681780
31800756
done5000737

prune323.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 21.2b

localize18.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt x)
0.6b
(cbrt x)
18.1b
(cbrt (* x (+ y z)))
20.2b
(sqrt (fma y z (* (* (* (cbrt x) (cbrt (+ y z))) (* (cbrt x) (cbrt (+ y z)))) (cbrt (* x (+ y z))))))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
cbrt-prod add-cube-cbrt *-un-lft-identity
pow1
add-exp-log expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
pow1/3 sqrt-prod
cbrt-div associate-*r/
rem-sqrt-square sqrt-pow1 flip3-+ pow1/2 flip-+
Counts
4 → 54
Calls
4 calls:
1.0ms
(cbrt x)
1.0ms
(cbrt x)
7.0ms
(cbrt (* x (+ y z)))
2.0ms
(sqrt (fma y z (* (* (* (cbrt x) (cbrt (+ y z))) (* (cbrt x) (cbrt (+ y z)))) (cbrt (* x (+ y z))))))

series752.0ms

Counts
4 → 12
Calls
4 calls:
207.0ms
(cbrt x)
209.0ms
(cbrt x)
128.0ms
(cbrt (* x (+ y z)))
208.0ms
(sqrt (fma y z (* (* (* (cbrt x) (cbrt (+ y z))) (* (cbrt x) (cbrt (+ y z)))) (cbrt (* x (+ y z))))))

simplify1.6s

Counts
66 → 66
Iterations

Useful iterations: done (1.6s)

IterNodesCost
0125847
1299771
2718686
31980663
done5000649

prune296.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 21.1b

regimes148.0ms

Accuracy

0% (0.2b remaining)

Error of 19.4b against oracle of 19.2b and baseline of 19.4b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0911
11211
done1211

end0.0ms

sample973.0ms

Algorithm
intervals
Results
257.0ms8000×body80valid
253.0ms8187×body80nan