Details

Time bar (total: 23.5s)

sample353.0ms

Algorithm
intervals
Results
128.0ms60×body2560valid
126.0ms67×body1280valid
30.0ms35×body640valid
13.0ms70×body80valid
11.0ms19×body320valid
11.0msbody5120valid
1.0msbody160valid

simplify3.9s

Counts
1 → 1
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
02327
14425
210125
323225
443625
572825
6101225
7119425
8129225
9147525
10151125
done151125

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 44.3b

localize36.0ms

Local error

Found 4 expressions with local error:

1.5b
(* (* (fma a 2.0 1.0) b) t)
3.2b
(* t (* (fma y 2.0 1.0) z))
32.5b
(cos (/ (* (* (fma a 2.0 1.0) b) t) 16.0))
35.2b
(cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0))

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
14×pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity pow-prod-down prod-exp cbrt-unprod
expm1-log1p-u associate-*r* associate-*l* log1p-expm1-u add-log-exp
*-commutative
Counts
4 → 58
Calls
4 calls:
26.0ms
(* (* (fma a 2.0 1.0) b) t)
21.0ms
(* t (* (fma y 2.0 1.0) z))
4.0ms
(cos (/ (* (* (fma a 2.0 1.0) b) t) 16.0))
4.0ms
(cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0))

series197.0ms

Counts
4 → 12
Calls
4 calls:
57.0ms
(* (* (fma a 2.0 1.0) b) t)
53.0ms
(* t (* (fma y 2.0 1.0) z))
47.0ms
(cos (/ (* (* (fma a 2.0 1.0) b) t) 16.0))
39.0ms
(cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0))

simplify3.3s

Counts
70 → 70
Iterations

Useful iterations: 3 (1.8s)

IterNodesCost
0118846
1259834
2966694
34795678
done5000678

prune437.0ms

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 39.6b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (fma y 2.0 1.0) z)
0.1b
(* x (cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0)))
3.2b
(* t (* (fma y 2.0 1.0) z))
35.2b
(cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
13×pow1 add-exp-log add-sqr-sqrt add-cbrt-cube
add-cube-cbrt *-un-lft-identity associate-*l*
associate-*r*
pow-prod-down prod-exp cbrt-unprod
expm1-log1p-u log1p-expm1-u add-log-exp
*-commutative
unswap-sqr
Counts
4 → 69
Calls
4 calls:
8.0ms
(* (fma y 2.0 1.0) z)
9.0ms
(* x (cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0)))
22.0ms
(* t (* (fma y 2.0 1.0) z))
4.0ms
(cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0))

series200.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(* (fma y 2.0 1.0) z)
74.0ms
(* x (cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0)))
52.0ms
(* t (* (fma y 2.0 1.0) z))
31.0ms
(cos (/ (* t (* (fma y 2.0 1.0) z)) 16.0))

simplify2.5s

Counts
81 → 81
Iterations

Useful iterations: 3 (1.2s)

IterNodesCost
01141008
1237992
2847836
33861832
done5000832

prune388.0ms

Pruning

32 alts after pruning (32 fresh and 0 done)

Merged error: 38.2b

localize2.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
000
done00

prune128.0ms

Pruning

32 alts after pruning (31 fresh and 1 done)

Merged error: 38.2b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(* t (fma y 2.0 1.0))
0.1b
(* x (cos (/ (* (* t (fma y 2.0 1.0)) z) 16.0)))
2.0b
(* (* t (fma y 2.0 1.0)) z)
35.2b
(cos (/ (* (* t (fma y 2.0 1.0)) z) 16.0))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
13×pow1 add-exp-log add-sqr-sqrt add-cbrt-cube
add-cube-cbrt *-un-lft-identity associate-*r*
associate-*l*
pow-prod-down prod-exp cbrt-unprod
expm1-log1p-u log1p-expm1-u add-log-exp
*-commutative
fma-udef unswap-sqr
distribute-rgt-in distribute-lft-in
Counts
4 → 71
Calls
4 calls:
7.0ms
(* t (fma y 2.0 1.0))
9.0ms
(* x (cos (/ (* (* t (fma y 2.0 1.0)) z) 16.0)))
23.0ms
(* (* t (fma y 2.0 1.0)) z)
4.0ms
(cos (/ (* (* t (fma y 2.0 1.0)) z) 16.0))

series229.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(* t (fma y 2.0 1.0))
83.0ms
(* x (cos (/ (* (* t (fma y 2.0 1.0)) z) 16.0)))
51.0ms
(* (* t (fma y 2.0 1.0)) z)
30.0ms
(cos (/ (* (* t (fma y 2.0 1.0)) z) 16.0))

simplify2.3s

Counts
83 → 83
Iterations

Useful iterations: 2 (122.0ms)

IterNodesCost
01221027
12491009
2773849
33129849
done5001849

prune368.0ms

Pruning

39 alts after pruning (38 fresh and 1 done)

Merged error: 37.9b

regimes1.4s

Accuracy

0% (4.5b remaining)

Error of 44.4b against oracle of 40.0b and baseline of 44.4b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
033
161
done61

end0.0ms

sample7.6s

Algorithm
intervals
Results
3.8s1789×body2560valid
2.1s2304×body1280valid
639.0ms1170×body640valid
258.0ms587×body320valid
234.0ms1872×body80valid
141.0ms40×body5120valid
82.0ms238×body160valid