Details

Time bar (total: 3.9s)

sample117.0ms

Algorithm
halfpoints

simplify60.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0307
1477
2847
31317
42237
54667
611237
722447
850027

prune6.0ms

Filtered
1 candidates to 1 candidates (100.0%)
Pruning

1 alts after pruning (1 fresh and 0 done)

PrunedKeptTotal
New011
Fresh101
Picked000
Done000
Total112

Merged error: 0.0b

Counts
2 → 1

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
0.0b
(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
20×*-un-lft-identity
17×add-sqr-sqrt
16×associate-*l*
13×times-frac
12×add-cube-cbrt
7×add-exp-log add-cbrt-cube
4×pow1 distribute-lft-out add-log-exp
3×fma-def associate-*r*
2×expm1-log1p-u prod-exp cbrt-unprod log1p-expm1-u unswap-sqr
1×cbrt-undiv +-commutative flip3-+ div-exp pow-prod-down associate-*l/ sum-log *-commutative flip-+ div-inv
Counts
2 → 54
Calls
2 calls:
5.0ms
(+ (exp x) (exp (- x)))
10.0ms
(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))

series87.0ms

Counts
2 → 6
Calls
2 calls:
22.0ms
(+ (exp x) (exp (- x)))
64.0ms
(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))

simplify166.0ms

Algorithm
egg-herbie
Counts
60 → 60
Iterations

Useful iterations: 2 (27.0ms)

IterNodesCost
0286487
11053428
24913426
35001426

prune134.0ms

Filtered
60 candidates to 47 candidates (78.3%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New58260
Fresh000
Picked011
Done000
Total58361

Merged error: 0b

Counts
61 → 3

localize15.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (exp x) (exp (- x)))
0.0b
(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))
0.4b
(cbrt (pow (* (/ (+ (exp x) (exp (- x))) 2.0) (cos y)) 3))
0.4b
(pow (* (/ (+ (exp x) (exp (- x))) 2.0) (cos y)) 3)

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
24×*-un-lft-identity
21×add-sqr-sqrt
16×add-cube-cbrt associate-*l*
15×add-exp-log add-cbrt-cube
13×times-frac
9×pow1
8×cbrt-prod
6×add-log-exp
4×expm1-log1p-u prod-exp cbrt-unprod log1p-expm1-u distribute-lft-out
3×pow-unpow fma-def associate-*r* associate-*l/ pow-exp rem-cube-cbrt
2×cbrt-undiv cube-div cube-mult unpow-prod-down pow-pow unpow3 cube-prod div-exp pow-prod-down unswap-sqr sqr-pow
1×+-commutative pow-to-exp cbrt-div flip3-+ pow1/3 sum-log *-commutative rem-cbrt-cube flip-+ div-inv
Counts
4 → 101
Calls
4 calls:
5.0ms
(+ (exp x) (exp (- x)))
10.0ms
(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))
2.0ms
(cbrt (pow (* (/ (+ (exp x) (exp (- x))) 2.0) (cos y)) 3))
13.0ms
(pow (* (/ (+ (exp x) (exp (- x))) 2.0) (cos y)) 3)

series229.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(+ (exp x) (exp (- x)))
63.0ms
(* (/ (+ (exp x) (exp (- x))) 2.0) (cos y))
57.0ms
(cbrt (pow (* (/ (+ (exp x) (exp (- x))) 2.0) (cos y)) 3))
86.0ms
(pow (* (/ (+ (exp x) (exp (- x))) 2.0) (cos y)) 3)

simplify54.0ms

Algorithm
egg-herbie
Counts
113 → 113
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
0397918
11744882
25001879

prune273.0ms

Filtered
113 candidates to 83 candidates (73.5%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New1130113
Fresh011
Picked011
Done011
Total1133116

Merged error: 0b

Counts
116 → 3

localize9.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify6.0ms

Algorithm
egg-herbie
Counts
0 → 0
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
000

prune0.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New000
Fresh000
Picked011
Done022
Total033

Merged error: 0b

Counts
3 → 3

regimes32.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0127
1127

end0.0ms

sample2.6s

Algorithm
halfpoints