Details

Time bar (total: 10.3s)

sample36.0ms

Algorithm
intervals
Results
17.0ms339×body80valid

simplify1.2s

Counts
1 → 1
Iterations

Useful iterations: 5 (71.0ms)

IterNodesCost
099
1169
2329
3719
41489
52208
63078
74038
84578
95558
105718
done5718

prune13.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize12.0ms

Local error

Found 1 expressions with local error:

2.6b
(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)

series54.0ms

Counts
1 → 3
Calls
1 calls:
54.0ms
(fma (/ y a) (- t z) x)

simplify1.1s

Counts
13 → 13
Iterations

Useful iterations: 3 (58.0ms)

IterNodesCost
024154
141154
294138
3269123
41175123
done5000123

prune47.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (fma (/ y a) (- t z) x))
2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)

rewrite5.0ms

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:
2.0ms
(cbrt (fma (/ y a) (- t z) x))
1.0ms
(fma (/ y a) (- t z) x)
1.0ms
(fma (/ y a) (- t z) x)
1.0ms
(fma (/ y a) (- t z) x)

series499.0ms

Counts
4 → 12
Calls
4 calls:
306.0ms
(cbrt (fma (/ y a) (- t z) x))
58.0ms
(fma (/ y a) (- t z) x)
66.0ms
(fma (/ y a) (- t z) x)
69.0ms
(fma (/ y a) (- t z) x)

simplify2.4s

Counts
55 → 55
Iterations

Useful iterations: 4 (1.2s)

IterNodesCost
061683
1118678
2287611
3922559
43677548
done5000548

prune216.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)

rewrite4.0ms

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:
1.0ms
(fma (/ y a) (- t z) x)
1.0ms
(fma (/ y a) (- t z) x)
1.0ms
(fma (/ y a) (- t z) x)
1.0ms
(fma (/ y a) (- t z) x)

series249.0ms

Counts
4 → 12
Calls
4 calls:
64.0ms
(fma (/ y a) (- t z) x)
53.0ms
(fma (/ y a) (- t z) x)
71.0ms
(fma (/ y a) (- t z) x)
61.0ms
(fma (/ y a) (- t z) x)

simplify935.0ms

Counts
52 → 52
Iterations

Useful iterations: 3 (57.0ms)

IterNodesCost
024616
141616
294552
3269492
41175492
done5000492

prune288.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0.0b

localize38.0ms

Local error

Found 4 expressions with local error:

2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)
2.6b
(fma (/ y a) (- t z) x)

rewrite3.0ms

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)
1.0ms
(fma (/ y a) (- t z) x)
1.0ms
(fma (/ y a) (- t z) x)

series254.0ms

Counts
4 → 12
Calls
4 calls:
75.0ms
(fma (/ y a) (- t z) x)
58.0ms
(fma (/ y a) (- t z) x)
60.0ms
(fma (/ y a) (- t z) x)
61.0ms
(fma (/ y a) (- t z) x)

simplify903.0ms

Counts
52 → 52
Iterations

Useful iterations: 3 (57.0ms)

IterNodesCost
024616
141616
294552
3269492
41175492
done5000492

prune208.0ms

Pruning

6 alts after pruning (2 fresh and 4 done)

Merged error: 0.0b

regimes416.0ms

Accuracy

86.4% (0.3b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 2.6b

bsearch3.0ms

simplify4.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
01841
12234
done2234

end0.0ms

sample1.4s

Algorithm
intervals
Results
939.0ms10609×body80valid