Details

Time bar (total: 13.5s)

sample21.0ms

Algorithm
intervals
Results
10.0ms256×body80valid
2.0ms256×pre80true

simplify5.0s

Counts
1 → 1
Iterations

Useful iterations: 4 (3.8s)

IterNodesCost
01025
13125
216323
385619
4472215
done500015

prune5.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.3b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* (* 2.0 2.0) i) (/ 1.0 i))
0.3b
(/ i (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
11×add-exp-log add-cbrt-cube
4×add-sqr-sqrt add-cube-cbrt *-un-lft-identity add-log-exp
3×cbrt-undiv times-frac div-exp prod-exp cbrt-unprod associate-/l*
2×pow1 flip3-- associate-*r/ associate-/r/ flip--
1×sub-neg frac-2neg diff-log clear-num associate-/r* div-inv
Counts
2 → 37
Calls
2 calls:
10.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
19.0ms
(/ i (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))))

series163.0ms

Counts
2 → 6
Calls
2 calls:
63.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
100.0ms
(/ i (* (* 2.0 2.0) (- (* (* 2.0 2.0) i) (/ 1.0 i))))

simplify974.0ms

Counts
43 → 43
Iterations

Useful iterations: done (973.0ms)

IterNodesCost
0109820
1292809
21002651
done5000650

prune79.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize7.0ms

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)))

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
33×times-frac
18×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
11×add-exp-log add-cbrt-cube
7×associate-/l*
5×cbrt-undiv div-exp div-inv
4×add-log-exp
3×associate-/r*
2×pow1 flip3-- associate-/r/ flip--
1×sub-neg frac-2neg diff-log prod-exp clear-num cbrt-unprod associate-/l/
Counts
2 → 62
Calls
2 calls:
10.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
25.0ms
(/ (/ i (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

series161.0ms

Counts
2 → 6
Calls
2 calls:
66.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
95.0ms
(/ (/ i (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

simplify907.0ms

Counts
68 → 68
Iterations

Useful iterations: done (904.0ms)

IterNodesCost
01551548
14031521
212731361
done50001360

prune141.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* (* 2.0 2.0) i) (/ 1.0 i))
0.1b
(* i (/ (/ 1 (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i))))
0.1b
(/ (/ 1 (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

rewrite101.0ms

Algorithm
rewrite-expression-head
Rules
68×times-frac
50×add-exp-log
44×add-sqr-sqrt
35×*-un-lft-identity
34×add-cube-cbrt
27×associate-*r*
26×add-cbrt-cube
22×div-exp
14×prod-exp
10×cbrt-undiv
9×div-inv
7×associate-/l*
6×cbrt-unprod
5×pow1 add-log-exp
4×rec-exp 1-exp associate-/r/ unswap-sqr
3×flip3-- associate-*l* associate-/r* flip--
1×sub-neg frac-2neg diff-log associate-*r/ pow-prod-down clear-num *-commutative associate-/l/
Counts
3 → 122
Calls
3 calls:
10.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
61.0ms
(* i (/ (/ 1 (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i))))
25.0ms
(/ (/ 1 (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

series231.0ms

Counts
3 → 9
Calls
3 calls:
67.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
94.0ms
(* i (/ (/ 1 (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i))))
70.0ms
(/ (/ 1 (* 2.0 2.0)) (- (* (* 2.0 2.0) i) (/ 1.0 i)))

simplify1.0s

Counts
131 → 131
Iterations

Useful iterations: done (1.0s)

IterNodesCost
02252956
16152766
216972402
done50012394

prune219.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* (* 2.0 2.0) i) (/ 1.0 i))
0.1b
(/ (- (* (* 2.0 2.0) i) (/ 1.0 i)) (/ i 2.0))
0.4b
(/ (/ 1 2.0) (/ (- (* (* 2.0 2.0) i) (/ 1.0 i)) (/ i 2.0)))

rewrite151.0ms

Algorithm
rewrite-expression-head
Rules
1976×times-frac
850×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
107×div-inv
57×associate-/r*
47×add-exp-log
33×div-exp
29×add-cbrt-cube
18×cbrt-undiv
16×associate-/r/ associate-/l*
5×add-log-exp
3×pow1 rec-exp 1-exp associate-/l/
2×flip3-- frac-2neg clear-num flip--
1×sub-neg diff-log div-sub
Counts
3 → 744
Calls
3 calls:
10.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
34.0ms
(/ (- (* (* 2.0 2.0) i) (/ 1.0 i)) (/ i 2.0))
42.0ms
(/ (/ 1 2.0) (/ (- (* (* 2.0 2.0) i) (/ 1.0 i)) (/ i 2.0)))

series298.0ms

Counts
3 → 9
Calls
3 calls:
67.0ms
(- (* (* 2.0 2.0) i) (/ 1.0 i))
132.0ms
(/ (- (* (* 2.0 2.0) i) (/ 1.0 i)) (/ i 2.0))
98.0ms
(/ (/ 1 2.0) (/ (- (* (* 2.0 2.0) i) (/ 1.0 i)) (/ i 2.0)))

simplify2.5s

Counts
753 → 753
Iterations

Useful iterations: 1 (2.1s)

IterNodesCost
0126728389
1389525906
done500025906

prune1.1s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

regimes25.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0915
11015
done1015

end0.0ms

sample383.0ms

Algorithm
intervals
Results
223.0ms8000×body80valid
63.0ms8000×pre80true