Details

Time bar (total: 11.7s)

sample187.0ms

Algorithm
intervals
Results
83.0ms106×body1280valid
38.0ms89×body640valid
25.0ms33×body320valid
12.0ms262×body80nan
3.0ms21×body160valid
0.0msbody80valid

simplify14.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
068
1128
2158
3168
done168

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.4b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ 1.0 x) (- 1.0 x))
5.8b
(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite90.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
41×add-sqr-sqrt
40×times-frac
26×log-prod
23×add-cube-cbrt
11×distribute-lft-out
distribute-lft-out-- difference-of-squares
add-exp-log
associate-/r*
add-cbrt-cube associate-/r/ associate-/l*
pow1
flip3-- div-exp rem-log-exp div-inv flip-- add-log-exp associate-/l/
cbrt-undiv log-div clear-num frac-2neg flip3-+ log-pow flip-+
Counts
2 → 82
Calls
2 calls:
45.0ms
(/ (+ 1.0 x) (- 1.0 x))
19.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

series322.0ms

Counts
2 → 6
Calls
2 calls:
62.0ms
(/ (+ 1.0 x) (- 1.0 x))
260.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

simplify963.0ms

Counts
88 → 88
Iterations

Useful iterations: done (957.0ms)

IterNodesCost
01421276
13281221
213001152
done50001137

prune374.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize25.0ms

Local error

Found 1 expressions with local error:

0.0b
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

rewrite91.0ms

Algorithm
rewrite-expression-head
Rules
80×times-frac
69×add-sqr-sqrt
68×associate-*r*
56×unpow-prod-down
35×*-un-lft-identity add-cube-cbrt
24×add-exp-log unpow2 sqr-pow
17×unswap-sqr
10×prod-exp
div-exp
pow-to-exp add-cbrt-cube pow-exp
pow1 associate-*l*
cbrt-unprod
cbrt-undiv pow-prod-down associate-*r/ *-commutative div-inv add-log-exp
Counts
1 → 110
Calls
1 calls:
78.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

series114.0ms

Counts
1 → 3
Calls
1 calls:
114.0ms
(* 2.0 (/ (pow x 2) (pow 1.0 2)))

simplify2.2s

Counts
113 → 113
Iterations

Useful iterations: 2 (971.0ms)

IterNodesCost
02201482
16091317
231691027
done50011027

prune564.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

regimes108.0ms

Accuracy

0% (0.5b remaining)

Error of 0.7b against oracle of 0.2b and baseline of 0.7b

bsearch0.0ms

simplify5.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01420
11820
done1820

end0.0ms

sample6.7s

Algorithm
intervals
Results
3.3s3392×body1280valid
1.9s2522×body640valid
449.0ms8104×body80nan
306.0ms1247×body320valid
102.0ms610×body160valid
17.0ms229×body80valid