Details

Time bar (total: 21.1s)

sample28.0ms

Algorithm
intervals
Results
14.0ms256×body80valid

simplify11.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
110
07

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 2 expressions with local error:

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

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
12×add-sqr-sqrt add-cube-cbrt times-frac
5×distribute-lft-out
4×add-exp-log associate-/r* add-cbrt-cube add-log-exp
3×fma-def associate-/l*
2×pow1 expm1-log1p-u flip3-+ associate-/r/ flip-+ log1p-expm1-u
1×cbrt-undiv +-commutative frac-2neg div-exp clear-num sum-log div-inv
Counts
2 → 52
Calls
2 calls:
66.0ms
(/ 2.0 (+ (exp x) (exp (- x))))
26.0ms
(+ (exp x) (exp (- x)))

series157.0ms

Counts
2 → 6
Calls
2 calls:
110.0ms
(/ 2.0 (+ (exp x) (exp (- x))))
47.0ms
(+ (exp x) (exp (- x)))

simplify3.8s

Counts
58 → 58
Iterations
IterNodes
done5003
31944
2621
1210
094

prune396.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize24.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- 2.0) (- (/ -1 (exp x)) (exp x)))
0.0b
(- (/ -1 (exp x)) (exp x))
0.0b
(/ -1 (exp x))

rewrite199.0ms

Algorithm
rewrite-expression-head
Rules
144×add-sqr-sqrt
117×times-frac
108×*-un-lft-identity
84×add-cube-cbrt
39×prod-diff
24×difference-of-squares
21×distribute-lft-neg-in distribute-rgt-neg-in
13×fma-neg associate-/l*
12×distribute-lft-out--
9×associate-/r*
7×neg-mul-1 add-cbrt-cube
6×add-exp-log div-inv
5×add-log-exp
3×pow1 expm1-log1p-u log1p-expm1-u
2×cbrt-undiv flip3-- frac-2neg div-exp clear-num associate-/r/ flip--
1×neg-sub0 sub-neg diff-log div-sub distribute-frac-neg
Counts
3 → 192
Calls
3 calls:
77.0ms
(/ (- 2.0) (- (/ -1 (exp x)) (exp x)))
81.0ms
(- (/ -1 (exp x)) (exp x))
14.0ms
(/ -1 (exp x))

series163.0ms

Counts
3 → 9
Calls
3 calls:
88.0ms
(/ (- 2.0) (- (/ -1 (exp x)) (exp x)))
57.0ms
(- (/ -1 (exp x)) (exp x))
18.0ms
(/ -1 (exp x))

simplify4.8s

Counts
201 → 201
Iterations
IterNodes
done5022
34259
21403
1611
0274

prune1.1s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize46.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- (sqrt 2.0)) (/ (- (/ -1 (exp x)) (exp x)) (sqrt 2.0)))
0.0b
(- (/ -1 (exp x)) (exp x))
0.0b
(/ -1 (exp x))
0.4b
(/ (- (/ -1 (exp x)) (exp x)) (sqrt 2.0))

rewrite493.0ms

Algorithm
rewrite-expression-head
Rules
1443×times-frac
1152×add-sqr-sqrt
822×*-un-lft-identity
602×add-cube-cbrt
573×sqrt-prod
246×distribute-lft-neg-in distribute-rgt-neg-in
220×difference-of-squares
110×distribute-lft-out--
49×associate-/r*
41×neg-mul-1
39×prod-diff
25×associate-/l*
24×div-inv
13×fma-neg add-cbrt-cube
12×add-exp-log
6×add-log-exp
5×cbrt-undiv div-exp
4×pow1 expm1-log1p-u log1p-expm1-u
3×frac-2neg clear-num
2×flip3-- div-sub flip-- associate-/l/
1×neg-sub0 sub-neg diff-log distribute-frac-neg associate-/r/
Counts
4 → 878
Calls
4 calls:
118.0ms
(/ (- (sqrt 2.0)) (/ (- (/ -1 (exp x)) (exp x)) (sqrt 2.0)))
61.0ms
(- (/ -1 (exp x)) (exp x))
15.0ms
(/ -1 (exp x))
153.0ms
(/ (- (/ -1 (exp x)) (exp x)) (sqrt 2.0))

series476.0ms

Counts
4 → 12
Calls
4 calls:
198.0ms
(/ (- (sqrt 2.0)) (/ (- (/ -1 (exp x)) (exp x)) (sqrt 2.0)))
50.0ms
(- (/ -1 (exp x)) (exp x))
20.0ms
(/ -1 (exp x))
208.0ms
(/ (- (/ -1 (exp x)) (exp x)) (sqrt 2.0))

simplify4.3s

Counts
890 → 890
Iterations
IterNodes
done5001
12914
0911

prune4.2s

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes45.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done10
110
08

end0.0ms

sample702.0ms

Algorithm
intervals
Results
522.0ms8000×body80valid