Details

Time bar (total: 5.8s)

sample35.0ms

Algorithm
intervals
Results
16.0ms256×body80valid
4.0ms256×pre80true

simplify1.3s

Counts
1 → 1
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01025
13125
216523
3102919
done500015

prune18.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 2 expressions with local error:

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

rewrite84.0ms

Algorithm
rewrite-expression-head
Rules
33×times-frac
18×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
11×add-cbrt-cube add-exp-log
7×associate-/l*
5×cbrt-undiv div-exp div-inv
4×add-log-exp
3×associate-/r*
2×pow1 flip3-- associate-/r/ flip--
1×clear-num sub-neg frac-2neg diff-log prod-exp cbrt-unprod associate-/l/
Counts
2 → 62
Calls
2 calls:
26.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
56.0ms
(/ (/ i (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

series228.0ms

Counts
2 → 6
Calls
2 calls:
106.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
122.0ms
(/ (/ i (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

simplify1.5s

Counts
68 → 68
Iterations

Useful iterations: 2 (770.0ms)

IterNodesCost
01551548
14161521
222471371
done50011371

prune303.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize35.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 4.0 (pow i 6))
0.0b
(+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6)))
0.0b
(+ (* 0.25 (pow i 2)) (+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6))))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt
10×add-log-exp
8×add-exp-log
7×associate-*r*
6×*-un-lft-identity add-cube-cbrt
5×add-cbrt-cube
4×sum-log unpow-prod-down
3×pow1 associate-*l* prod-exp unswap-sqr
2×+-commutative flip3-+ flip-+ sqr-pow
1×pow-to-exp associate-+r+ pow-exp *-commutative cbrt-unprod
Counts
3 → 49
Calls
3 calls:
9.0ms
(* 4.0 (pow i 6))
8.0ms
(+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6)))
17.0ms
(+ (* 0.25 (pow i 2)) (+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6))))

series341.0ms

Counts
3 → 9
Calls
3 calls:
67.0ms
(* 4.0 (pow i 6))
180.0ms
(+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6)))
93.0ms
(+ (* 0.25 (pow i 2)) (+ (* 1.0 (pow i 4)) (* 4.0 (pow i 6))))

simplify702.0ms

Counts
58 → 58
Iterations

Useful iterations: done (699.0ms)

IterNodesCost
098878
1280793
21234745
done5001739

prune285.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes40.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0915
11015
done1015

end0.0ms

sample862.0ms

Algorithm
intervals
Results
487.0ms8000×body80valid
186.0ms8000×pre80true