Details

Time bar (total: 15.4s)

sample26.0ms

Algorithm
intervals
Results
8.0ms227×body80valid
2.0ms11×body1280valid
1.0msbody640valid
1.0msbody2560valid
0.0msbody320valid
0.0msbody160valid

simplify4.7s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

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

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize9.0ms

Local error

Found 1 expressions with local error:

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

rewrite28.0ms

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:
28.0ms
(+ x (/ (- x y) 2.0))

series53.0ms

Counts
1 → 3
Calls
1 calls:
53.0ms
(+ x (/ (- x y) 2.0))

simplify1.9s

Counts
16 → 16
Iterations

Useful iterations: 2 (40.0ms)

IterNodesCost
034178
192171
2250157
3791157
43874157
done5001157

prune75.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.1b

localize11.0ms

Local error

Found 1 expressions with local error:

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

rewrite13.0ms

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:
13.0ms
(- (* 1.5 x) (* 0.5 y))

series53.0ms

Counts
1 → 3
Calls
1 calls:
53.0ms
(- (* 1.5 x) (* 0.5 y))

simplify2.0s

Counts
15 → 15
Iterations

Useful iterations: 2 (50.0ms)

IterNodesCost
029174
188169
2274155
3883155
42506155
done5002155

prune53.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.1b

localize15.0ms

Local error

Found 4 expressions with local error:

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

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
18×cbrt-div
15×add-cube-cbrt *-un-lft-identity
11×pow1
flip3-- pow1/3 flip--
add-exp-log swap-sqr associate-*r* associate-*l*
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 → 87
Calls
4 calls:
54.0ms
(* (cbrt (- (* 1.5 x) (* 0.5 y))) (cbrt (- (* 1.5 x) (* 0.5 y))))
6.0ms
(cbrt (- (* 1.5 x) (* 0.5 y)))
6.0ms
(cbrt (- (* 1.5 x) (* 0.5 y)))
6.0ms
(cbrt (- (* 1.5 x) (* 0.5 y)))

series2.0s

Counts
4 → 12
Calls
4 calls:
540.0ms
(* (cbrt (- (* 1.5 x) (* 0.5 y))) (cbrt (- (* 1.5 x) (* 0.5 y))))
457.0ms
(cbrt (- (* 1.5 x) (* 0.5 y)))
480.0ms
(cbrt (- (* 1.5 x) (* 0.5 y)))
510.0ms
(cbrt (- (* 1.5 x) (* 0.5 y)))

simplify1.1s

Counts
99 → 99
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01292000
12901867
29611749
done50001635

prune405.0ms

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
(+ (* 1.5 x) (* 0.5 y))
0.3b
(* (* 1.5 x) (* 1.5 x))
3.3b
(- (* (* 1.5 x) (* 1.5 x)) (* (* 0.5 y) (* 0.5 y)))
28.5b
(/ (- (* (* 1.5 x) (* 1.5 x)) (* (* 0.5 y) (* 0.5 y))) (+ (* 1.5 x) (* 0.5 y)))

rewrite211.0ms

Algorithm
rewrite-expression-head
Rules
43×pow1
18×add-exp-log add-cbrt-cube
17×pow-prod-down
13×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
12×times-frac
prod-exp cbrt-unprod add-log-exp
difference-of-squares
pow-sqr pow-prod-up associate-/l*
associate-/r*
flip3-- flip3-+ pow-plus associate-/r/ flip-- flip-+ associate-/l/
cbrt-undiv +-commutative pow2 sub-neg frac-2neg diff-log div-sub swap-sqr div-exp associate-*r* associate-*l* clear-num sum-log *-commutative div-inv
Counts
4 → 94
Calls
4 calls:
13.0ms
(+ (* 1.5 x) (* 0.5 y))
34.0ms
(* (* 1.5 x) (* 1.5 x))
45.0ms
(- (* (* 1.5 x) (* 1.5 x)) (* (* 0.5 y) (* 0.5 y)))
115.0ms
(/ (- (* (* 1.5 x) (* 1.5 x)) (* (* 0.5 y) (* 0.5 y))) (+ (* 1.5 x) (* 0.5 y)))

series255.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(+ (* 1.5 x) (* 0.5 y))
29.0ms
(* (* 1.5 x) (* 1.5 x))
64.0ms
(- (* (* 1.5 x) (* 1.5 x)) (* (* 0.5 y) (* 0.5 y)))
121.0ms
(/ (- (* (* 1.5 x) (* 1.5 x)) (* (* 0.5 y) (* 0.5 y))) (+ (* 1.5 x) (* 0.5 y)))

simplify1.5s

Counts
106 → 106
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01322111
13781938
222581726
done50001564

prune326.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 0.0b

regimes138.0ms

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
077
197
done97

end0.0ms

sample520.0ms

Algorithm
intervals
Results
228.0ms7379×body80valid
28.0ms54×body160valid
22.0ms234×body1280valid
12.0ms151×body640valid
11.0ms93×body2560valid
5.0ms91×body320valid