Details

Time bar (total: 4.4s)

sample13.0ms

Algorithm
intervals
Results
6.0ms256×body80valid

simplify211.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0105
1125
2145
3155
4205
5405
6615
71505
810405
950025

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 1 expressions with local error:

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

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
12×times-frac
10×add-sqr-sqrt add-cube-cbrt
4×associate-/r* distribute-lft-out
3×add-exp-log add-cbrt-cube associate-/l*
2×associate-/r/
1×pow1 cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv add-log-exp
Counts
1 → 33
Calls
1 calls:
22.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

series36.0ms

Counts
1 → 3
Calls
1 calls:
36.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

simplify70.0ms

Algorithm
egg-herbie
Counts
36 → 36
Iterations

Useful iterations: 2 (14.0ms)

IterNodesCost
0163311
1549289
22172288
35001288

prune127.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 2.0 (+ (exp x) (exp (- x))))
0.0b
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
0.0b
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
0.0b
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
54×cbrt-prod
48×times-frac
37×add-sqr-sqrt add-cube-cbrt
13×distribute-lft-out
8×associate-/r/
6×add-exp-log add-cbrt-cube
4×pow1 flip3-+ associate-/r* flip-+ div-inv add-log-exp
3×cbrt-div pow1/3 associate-/l*
1×cbrt-undiv frac-2neg div-exp clear-num
Counts
4 → 114
Calls
4 calls:
25.0ms
(/ 2.0 (+ (exp x) (exp (- x))))
11.0ms
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
12.0ms
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
11.0ms
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))

series567.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(/ 2.0 (+ (exp x) (exp (- x))))
170.0ms
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
169.0ms
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))
190.0ms
(cbrt (/ 2.0 (+ (exp x) (exp (- x)))))

simplify155.0ms

Algorithm
egg-herbie
Counts
126 → 126
Iterations

Useful iterations: 2 (22.0ms)

IterNodesCost
02581418
18131351
238651329
350021329

prune924.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (+ (exp x) (exp (- x))))
0.5b
(cbrt (+ (exp x) (exp (- x))))
0.5b
(cbrt (+ (exp x) (exp (- x))))
0.5b
(/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))

rewrite93.0ms

Algorithm
rewrite-expression-head
Rules
18×cbrt-div
15×add-exp-log *-un-lft-identity
12×pow1 cbrt-prod
9×add-sqr-sqrt add-cube-cbrt pow-flip flip3-+ pow1/3 flip-+
8×associate-/r/
7×add-cbrt-cube
4×frac-times div-exp add-log-exp
3×times-frac prod-exp distribute-lft-out associate-/l*
2×cbrt-undiv rec-exp 1-exp associate-*r/ pow-prod-down associate-*l/ pow-sqr pow-prod-up
1×pow2 frac-2neg pow-plus clear-num associate-/r* cbrt-unprod div-inv inv-pow
Counts
4 → 85
Calls
4 calls:
10.0ms
(cbrt (+ (exp x) (exp (- x))))
11.0ms
(cbrt (+ (exp x) (exp (- x))))
10.0ms
(cbrt (+ (exp x) (exp (- x))))
59.0ms
(/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))

series514.0ms

Counts
4 → 12
Calls
4 calls:
119.0ms
(cbrt (+ (exp x) (exp (- x))))
123.0ms
(cbrt (+ (exp x) (exp (- x))))
119.0ms
(cbrt (+ (exp x) (exp (- x))))
153.0ms
(/ 1 (* (cbrt (+ (exp x) (exp (- x)))) (cbrt (+ (exp x) (exp (- x))))))

simplify39.0ms

Algorithm
egg-herbie
Counts
97 → 97
Iterations

Useful iterations: 2 (31.0ms)

IterNodesCost
02981025
11069871
25001804

prune1.1s

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes77.0ms

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
085
185

end0.0ms

sample295.0ms

Algorithm
intervals
Results
196.0ms8000×body80valid