Details

Time bar (total: 2.5s)

sample24.0ms

Algorithm
intervals
Results
8.0ms345×body80valid

simplify45.0ms

Counts
1 → 1
Iterations

Useful iterations: 2 (4.0ms)

IterNodesCost
0154
1264
2493
3973
41553
52023
62413
73043
84363
95923
109903
1111253
1212603
1312603
done12603

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize10.0ms

Local error

Found 1 expressions with local error:

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

series42.0ms

Counts
1 → 3
Calls
1 calls:
42.0ms
(fma (/ y a) (- z t) x)

simplify38.0ms

Counts
13 → 13
Iterations

Useful iterations: 2 (5.0ms)

IterNodesCost
04169
19462
227153
3130753
4500153
done500153

prune37.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 4 expressions with local error:

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

rewrite2.0ms

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) (- z t) x))
0.0ms
(fma (/ y a) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)

series314.0ms

Counts
4 → 12
Calls
4 calls:
184.0ms
(cbrt (fma (/ y a) (- z t) x))
42.0ms
(fma (/ y a) (- z t) x)
46.0ms
(fma (/ y a) (- z t) x)
43.0ms
(fma (/ y a) (- z t) x)

simplify31.0ms

Counts
55 → 55
Iterations

Useful iterations: 3 (27.0ms)

IterNodesCost
0117320
1285290
21048260
35001255
done5001255

prune158.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 4 expressions with local error:

2.4b
(fma (/ y a) (- z t) x)
2.4b
(fma (/ y a) (- z t) x)
2.4b
(fma (/ y a) (- z t) x)
2.4b
(fma (/ y a) (- z t) 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) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)

series181.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(fma (/ y a) (- z t) x)
43.0ms
(fma (/ y a) (- z t) x)
43.0ms
(fma (/ y a) (- z t) x)
46.0ms
(fma (/ y a) (- z t) x)

simplify42.0ms

Counts
52 → 52
Iterations

Useful iterations: 2 (6.0ms)

IterNodesCost
041276
194248
2271212
31307212
45001212
done5001212

prune189.0ms

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) (- z t) x)
2.4b
(fma (/ y a) (- z t) x)
2.4b
(fma (/ y a) (- z t) x)
2.4b
(fma (/ y a) (- z t) 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) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)
0.0ms
(fma (/ y a) (- z t) x)

series185.0ms

Counts
4 → 12
Calls
4 calls:
43.0ms
(fma (/ y a) (- z t) x)
48.0ms
(fma (/ y a) (- z t) x)
44.0ms
(fma (/ y a) (- z t) x)
49.0ms
(fma (/ y a) (- z t) x)

simplify40.0ms

Counts
52 → 52
Iterations

Useful iterations: 2 (6.0ms)

IterNodesCost
041276
194248
2271212
31307212
45001212
done5001212

prune163.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0.0b

regimes328.0ms

Accuracy

85.9% (0.3b remaining)

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

bsearch1.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02211
12211
done2211

end0.0ms

sample669.0ms

Algorithm
intervals
Results
257.0ms10813×body80valid