Details

Time bar (total: 8.5s)

sample41.0ms

Algorithm
intervals
Results
18.0ms256×body80valid
5.0ms256×pre80true

simplify1.3s

Counts
1 → 1
Iterations
IterNodes
done5000
31029
2169
132
010

prune14.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize30.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* 2.0 (* i 2.0)) (/ 1.0 i))
0.1b
(/ (/ (/ i 2.0) 2.0) (- (* 2.0 (* i 2.0)) (/ 1.0 i)))

rewrite129.0ms

Algorithm
rewrite-expression-head
Rules
402×times-frac
193×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
43×associate-/l*
18×div-inv
13×prod-diff
11×add-cbrt-cube add-exp-log
6×cbrt-undiv div-exp
4×add-log-exp
3×associate-/r*
2×expm1-log1p-u pow1 flip3-- associate-/r/ log1p-expm1-u flip--
1×clear-num sub-neg frac-2neg fma-neg diff-log associate-/l/
Counts
2 → 224
Calls
2 calls:
32.0ms
(- (* 2.0 (* i 2.0)) (/ 1.0 i))
82.0ms
(/ (/ (/ i 2.0) 2.0) (- (* 2.0 (* i 2.0)) (/ 1.0 i)))

series259.0ms

Counts
2 → 6
Calls
2 calls:
105.0ms
(- (* 2.0 (* i 2.0)) (/ 1.0 i))
154.0ms
(/ (/ (/ i 2.0) 2.0) (- (* 2.0 (* i 2.0)) (/ 1.0 i)))

simplify745.0ms

Counts
230 → 230
Iterations
IterNodes
done5000
11558
0561

prune1.2s

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize22.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma i 4.0 (/ (- 1.0) i))
0.1b
(/ (/ (/ i 2.0) 2.0) (fma i 4.0 (/ (- 1.0) i)))

rewrite42.0ms

Algorithm
rewrite-expression-head
Rules
393×times-frac
186×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
43×associate-/l*
17×div-inv
11×add-cbrt-cube add-exp-log
6×cbrt-undiv div-exp
3×associate-/r*
2×expm1-log1p-u pow1 log1p-expm1-u add-log-exp
1×clear-num frac-2neg fma-udef associate-/l/
Counts
2 → 204
Calls
2 calls:
0.0ms
(fma i 4.0 (/ (- 1.0) i))
28.0ms
(/ (/ (/ i 2.0) 2.0) (fma i 4.0 (/ (- 1.0) i)))

series226.0ms

Counts
2 → 6
Calls
2 calls:
80.0ms
(fma i 4.0 (/ (- 1.0) i))
146.0ms
(/ (/ (/ i 2.0) 2.0) (fma i 4.0 (/ (- 1.0) i)))

simplify564.0ms

Counts
210 → 210
Iterations
IterNodes
done5000
11083
0460

prune992.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma (pow i 6) 4.0 (* 1.0 (pow i 4)))
0.0b
(fma (* i i) 0.25 (fma (pow i 6) 4.0 (* 1.0 (pow i 4))))

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
2×add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef log1p-expm1-u add-log-exp
Counts
2 → 20
Calls
2 calls:
1.0ms
(fma (pow i 6) 4.0 (* 1.0 (pow i 4)))
1.0ms
(fma (* i i) 0.25 (fma (pow i 6) 4.0 (* 1.0 (pow i 4))))

series297.0ms

Counts
2 → 6
Calls
2 calls:
179.0ms
(fma (pow i 6) 4.0 (* 1.0 (pow i 4)))
117.0ms
(fma (* i i) 0.25 (fma (pow i 6) 4.0 (* 1.0 (pow i 4))))

simplify1.5s

Counts
26 → 26
Iterations
IterNodes
done5001
32211
2282
164
038

prune169.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes34.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.1b and baseline of 0.1b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done12
112
010

end0.0ms

sample970.0ms

Algorithm
intervals
Results
577.0ms8000×body80valid
165.0ms8000×pre80true