Details

Time bar (total: 8.0s)

sample17.0ms

Algorithm
intervals
Results
8.0ms256×body80valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
110
07

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 1 expressions with local error:

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

rewrite21.0ms

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-cbrt-cube add-exp-log associate-/l*
2×associate-/r/
1×expm1-log1p-u pow1 cbrt-undiv clear-num frac-2neg flip3-+ div-exp flip-+ log1p-expm1-u div-inv add-log-exp
Counts
1 → 35
Calls
1 calls:
19.0ms
(/ 2.0 (+ (exp x) (exp (- x))))

series53.0ms

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

simplify1.9s

Counts
38 → 38
Iterations
IterNodes
done5000
33926
2630
1175
080

prune167.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize28.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 2.0 (+ (exp (- x)) (exp x)))
0.2b
(log (exp (/ 2.0 (+ (exp (- x)) (exp x)))))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
34×*-un-lft-identity
24×times-frac
20×add-sqr-sqrt add-cube-cbrt
19×log-pow
18×exp-prod
7×distribute-lft-out
4×associate-/r* add-cbrt-cube add-exp-log associate-/r/
3×pow1 log-prod associate-/l*
2×expm1-log1p-u flip3-+ flip-+ log1p-expm1-u div-inv add-log-exp
1×cbrt-undiv clear-num frac-2neg div-exp rem-log-exp
Counts
2 → 67
Calls
2 calls:
23.0ms
(/ 2.0 (+ (exp (- x)) (exp x)))
73.0ms
(log (exp (/ 2.0 (+ (exp (- x)) (exp x)))))

series106.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(/ 2.0 (+ (exp (- x)) (exp x)))
60.0ms
(log (exp (/ 2.0 (+ (exp (- x)) (exp x)))))

simplify2.4s

Counts
73 → 73
Iterations
IterNodes
done5000
34852
2790
1237
0129

prune425.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize23.0ms

Local error

Found 1 expressions with local error:

12.8b
(fma 0.20833333333333334 (pow x 4) (- 1.0 (* x (* x 0.5))))

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
1×add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
1.0ms
(fma 0.20833333333333334 (pow x 4) (- 1.0 (* x (* x 0.5))))

series89.0ms

Counts
1 → 3
Calls
1 calls:
89.0ms
(fma 0.20833333333333334 (pow x 4) (- 1.0 (* x (* x 0.5))))

simplify1.5s

Counts
13 → 13
Iterations
IterNodes
done5000
31249
2190
147
025

prune92.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes96.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done8
18
07

end0.0ms

sample1.0s

Algorithm
intervals
Results
850.0ms8000×body80valid