Details

Time bar (total: 19.4s)

sample17.0ms

Algorithm
intervals
Results
5.0ms228×body80valid
1.0ms14×body1280valid
0.0msbody640valid
0.0msbody2560valid
0.0msbody320valid
0.0msbody160valid

simplify4.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
067
1127
2197
3297
4407
5947
62067
74867
812727
943247
done50007

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize7.0ms

Local error

Found 1 expressions with local error:

0.0b
(+ x (/ (- x y) 2.0))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
*-un-lft-identity add-log-exp
pow1 add-exp-log +-commutative add-sqr-sqrt add-cube-cbrt associate-+r- flip3-+ div-sub sum-log add-cbrt-cube flip-+ distribute-lft-out
Counts
1 → 13
Calls
1 calls:
34.0ms
(+ x (/ (- x y) 2.0))

series46.0ms

Counts
1 → 3
Calls
1 calls:
46.0ms
(+ x (/ (- x y) 2.0))

simplify2.2s

Counts
16 → 16
Iterations

Useful iterations: 2 (39.0ms)

IterNodesCost
034178
192171
2250157
3791157
43874157
done5001157

prune55.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b
(- (* 1.5 x) (* 0.5 y))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
pow1 add-exp-log add-sqr-sqrt add-cube-cbrt sub-neg flip3-- *-un-lft-identity diff-log add-cbrt-cube flip--
Counts
1 → 12
Calls
1 calls:
9.0ms
(- (* 1.5 x) (* 0.5 y))

series40.0ms

Counts
1 → 3
Calls
1 calls:
40.0ms
(- (* 1.5 x) (* 0.5 y))

simplify1.5s

Counts
15 → 15
Iterations

Useful iterations: 2 (38.0ms)

IterNodesCost
029174
188169
2274155
3883155
42506155
done5002155

prune38.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt (+ x (/ (- x y) 2.0))) (cbrt (+ x (/ (- x y) 2.0))))
0.6b
(cbrt (+ x (/ (- x y) 2.0)))
0.6b
(cbrt (+ x (/ (- x y) 2.0)))
0.6b
(cbrt (+ x (/ (- x y) 2.0)))

rewrite228.0ms

Algorithm
rewrite-expression-head
Rules
36×cbrt-prod
35×*-un-lft-identity
23×add-sqr-sqrt
18×cbrt-div
15×add-cube-cbrt
11×pow1
flip3-+ pow1/3 swap-sqr flip-+ distribute-lft-out
associate-*r* associate-*l*
add-exp-log
frac-times add-cbrt-cube add-log-exp unswap-sqr
associate-*r/ pow-prod-down associate-*l/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 95
Calls
4 calls:
164.0ms
(* (cbrt (+ x (/ (- x y) 2.0))) (cbrt (+ x (/ (- x y) 2.0))))
22.0ms
(cbrt (+ x (/ (- x y) 2.0)))
19.0ms
(cbrt (+ x (/ (- x y) 2.0)))
19.0ms
(cbrt (+ x (/ (- x y) 2.0)))

series2.1s

Counts
4 → 12
Calls
4 calls:
505.0ms
(* (cbrt (+ x (/ (- x y) 2.0))) (cbrt (+ x (/ (- x y) 2.0))))
581.0ms
(cbrt (+ x (/ (- x y) 2.0)))
532.0ms
(cbrt (+ x (/ (- x y) 2.0)))
432.0ms
(cbrt (+ x (/ (- x y) 2.0)))

simplify6.3s

Counts
107 → 107
Iterations

Useful iterations: done (6.3s)

IterNodesCost
01292124
12851959
28871841
346781659
done50001643

prune335.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b
(- x (/ (- x y) 2.0))
0.0b
(* (/ (- x y) 2.0) (/ (- x y) 2.0))
13.0b
(- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0)))
27.5b
(/ (- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0))) (- x (/ (- x y) 2.0)))

rewrite181.0ms

Algorithm
rewrite-expression-head
Rules
122×add-sqr-sqrt
110×*-un-lft-identity
106×times-frac
56×add-cube-cbrt
32×difference-of-squares
25×swap-sqr
24×distribute-lft-out--
19×associate-*r* associate-*l*
18×add-exp-log add-cbrt-cube
11×pow1
add-log-exp
associate-/r*
cbrt-undiv div-exp div-inv
flip3-- prod-exp flip-- cbrt-unprod associate-/l* unswap-sqr
sub-neg diff-log div-sub associate-/r/ associate-/l/
pow2 frac-times frac-2neg pow-plus associate-*r/ pow-prod-down associate-*l/ clear-num pow-sqr *-commutative pow-prod-up associate--r-
Counts
4 → 171
Calls
4 calls:
22.0ms
(- x (/ (- x y) 2.0))
54.0ms
(* (/ (- x y) 2.0) (/ (- x y) 2.0))
9.0ms
(- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0)))
87.0ms
(/ (- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0))) (- x (/ (- x y) 2.0)))

series267.0ms

Counts
4 → 12
Calls
4 calls:
49.0ms
(- x (/ (- x y) 2.0))
39.0ms
(* (/ (- x y) 2.0) (/ (- x y) 2.0))
49.0ms
(- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0)))
130.0ms
(/ (- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0))) (- x (/ (- x y) 2.0)))

simplify428.0ms

Counts
183 → 183
Iterations

Useful iterations: done (420.0ms)

IterNodesCost
02604201
18523868
done50003586

prune498.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

regimes121.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
077
197
done97

end0.0ms

sample549.0ms

Algorithm
intervals
Results
269.0ms7388×body80valid
22.0ms206×body1280valid
14.0ms161×body640valid
14.0ms108×body2560valid
6.0ms86×body320valid
3.0ms55×body160valid