Details

Time bar (total: 1.7s)

sample12.0ms

Algorithm
intervals
Results
6.0ms351×body80valid

simplify8.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0103
1233
2383
3473
4473

prune1.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize4.0ms

Local error

Found 1 expressions with local error:

0.0b
(* x (- 1.0 (* x 0.5)))

rewrite8.0ms

Algorithm
rewrite-expression-head
Rules
5×add-sqr-sqrt
3×pow1 add-exp-log add-cube-cbrt *-un-lft-identity associate-*r* associate-*l* add-cbrt-cube
2×distribute-rgt-in sub-neg distribute-lft-in associate-*r/
1×flip3-- pow-prod-down prod-exp *-commutative flip-- cbrt-unprod add-log-exp unswap-sqr
Counts
1 → 24
Calls
1 calls:
7.0ms
(* x (- 1.0 (* x 0.5)))

series67.0ms

Counts
1 → 3
Calls
1 calls:
67.0ms
(* x (- 1.0 (* x 0.5)))

simplify86.0ms

Algorithm
egg-herbie
Counts
27 → 27
Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
0122130
1534113
22890113
35002113

prune36.0ms

Filtered
27 candidates to 16 candidates (59.3%)
Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b
(+ (* x 1.0) (* x (- (* x 0.5))))

rewrite3.0ms

Algorithm
rewrite-expression-head
Rules
3×add-log-exp
2×distribute-rgt-neg-out
1×pow1 add-exp-log +-commutative add-sqr-sqrt add-cube-cbrt *-un-lft-identity flip3-+ unsub-neg sum-log add-cbrt-cube flip-+ distribute-lft-out
Counts
1 → 14
Calls
1 calls:
3.0ms
(+ (* x 1.0) (* x (- (* x 0.5))))

series71.0ms

Counts
1 → 3
Calls
1 calls:
71.0ms
(+ (* x 1.0) (* x (- (* x 0.5))))

simplify120.0ms

Algorithm
egg-herbie
Counts
17 → 17
Iterations

Useful iterations: 2 (20.0ms)

IterNodesCost
0116114
149390
2319686
3500186

prune28.0ms

Filtered
17 candidates to 13 candidates (76.5%)
Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (pow 1.0 3) (pow (* x 0.5) 3))
0.0b
(+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))
0.0b
(* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
8.9b
(/ (* x (- (pow 1.0 3) (pow (* x 0.5) 3))) (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5)))))

rewrite145.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
16×difference-of-squares
13×associate-*r*
12×*-un-lft-identity sqr-pow
11×add-exp-log add-cbrt-cube add-log-exp
8×add-cube-cbrt
6×pow1
4×unpow-prod-down cube-prod associate-*r/
3×sub-neg flip3-- times-frac associate-*l* associate-/r* sum-log flip--
2×difference-cubes cbrt-undiv distribute-rgt-in distribute-lft-in flip3-+ div-exp prod-exp associate-/r/ cbrt-unprod flip-+ associate-/l/ distribute-lft-out--
1×+-commutative associate-+r+ frac-2neg diff-log pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
4 → 94
Calls
4 calls:
12.0ms
(- (pow 1.0 3) (pow (* x 0.5) 3))
24.0ms
(+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))
40.0ms
(* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
65.0ms
(/ (* x (- (pow 1.0 3) (pow (* x 0.5) 3))) (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5)))))

series444.0ms

Counts
4 → 12
Calls
4 calls:
77.0ms
(- (pow 1.0 3) (pow (* x 0.5) 3))
22.0ms
(+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))
119.0ms
(* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
227.0ms
(/ (* x (- (pow 1.0 3) (pow (* x 0.5) 3))) (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5)))))

simplify79.0ms

Algorithm
egg-herbie
Counts
106 → 106
Iterations

Useful iterations: 2 (67.0ms)

IterNodesCost
04641120
12412970
25001953

prune256.0ms

Filtered
106 candidates to 75 candidates (70.8%)
Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes13.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0185
1235
2245
3245

end0.0ms

sample284.0ms

Algorithm
intervals
Results
175.0ms10626×body80valid