Details

Time bar (total: 2.7s)

sample26.0ms

Algorithm
intervals
Results
9.0ms345×body80valid

simplify50.0ms

Counts
1 → 1
Iterations

Useful iterations: 7 (23.0ms)

IterNodesCost
0164
1324
2714
31604
42744
54624
67274
78913
810833
912163
1012693
1112693
done12693

prune7.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize7.0ms

Local error

Found 1 expressions with local error:

2.4b
(fma (/ y a) (- t z) x)

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
1×pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube fma-udef log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
0.0ms
(fma (/ y a) (- t z) x)

series51.0ms

Counts
1 → 3
Calls
1 calls:
51.0ms
(fma (/ y a) (- t z) x)

simplify42.0ms

Counts
13 → 13
Iterations

Useful iterations: 2 (6.0ms)

IterNodesCost
04169
19462
227253
3130853
4500153
done500153

prune34.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (fma (/ y a) (- t z) x))
2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)

rewrite3.0ms

Algorithm
rewrite-expression-head
Rules
5×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
4×pow1 add-exp-log expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
3×cbrt-prod fma-udef
1×pow1/3
Counts
4 → 43
Calls
4 calls:
1.0ms
(cbrt (fma (/ y a) (- t z) x))
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)

series336.0ms

Counts
4 → 12
Calls
4 calls:
196.0ms
(cbrt (fma (/ y a) (- t z) x))
47.0ms
(fma (/ y a) (- t z) x)
45.0ms
(fma (/ y a) (- t z) x)
48.0ms
(fma (/ y a) (- t z) x)

simplify34.0ms

Counts
55 → 55
Iterations

Useful iterations: 3 (30.0ms)

IterNodesCost
0117320
1285290
21046260
35002255
done5002255

prune167.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
4×pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube fma-udef log1p-expm1-u add-log-exp
Counts
4 → 40
Calls
4 calls:
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)

series191.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(fma (/ y a) (- t z) x)
46.0ms
(fma (/ y a) (- t z) x)
49.0ms
(fma (/ y a) (- t z) x)
47.0ms
(fma (/ y a) (- t z) x)

simplify42.0ms

Counts
52 → 52
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
041276
194248
2272212
31308212
45001212
done5001212

prune178.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 4 expressions with local error:

2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)
2.4b
(fma (/ y a) (- t z) x)

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
4×pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube fma-udef log1p-expm1-u add-log-exp
Counts
4 → 40
Calls
4 calls:
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)
0.0ms
(fma (/ y a) (- t z) x)

series223.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(fma (/ y a) (- t z) x)
47.0ms
(fma (/ y a) (- t z) x)
77.0ms
(fma (/ y a) (- t z) x)
45.0ms
(fma (/ y a) (- t z) x)

simplify40.0ms

Counts
52 → 52
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
041276
194248
2272212
31308212
45001212
done5001212

prune171.0ms

Pruning

7 alts after pruning (3 fresh and 4 done)

Merged error: 0.0b

regimes329.0ms

Accuracy

82.6% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 2.3b

bsearch2.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02213
12213
done2213

end0.0ms

sample731.0ms

Algorithm
intervals
Results
287.0ms10813×body80valid