Details

Time bar (total: 5.9s)

sample15.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
078
1108
2128
done128

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 1 expressions with local error:

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

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
4×*-un-lft-identity
3×fma-def add-log-exp
2×add-sqr-sqrt add-cube-cbrt
1×pow1 add-exp-log +-commutative expm1-log1p-u flip3-+ sum-log add-cbrt-cube flip-+ log1p-expm1-u distribute-lft-out
Counts
1 → 17
Calls
1 calls:
33.0ms
(+ (exp x) (exp (- x)))

series38.0ms

Counts
1 → 3
Calls
1 calls:
38.0ms
(+ (exp x) (exp (- x)))

simplify2.6s

Counts
20 → 20
Iterations

Useful iterations: 3 (171.0ms)

IterNodesCost
040171
1105161
2277142
3617139
42663139
done5000139

prune75.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize15.0ms

Local error

Found 3 expressions with local error:

0.2b
(/ (- (exp (+ x x)) (exp (* x -2))) (- (exp x) (exp (- x))))
2.3b
(- (exp (+ x x)) (exp (* x -2)))
2.4b
(- (exp x) (exp (- x)))

rewrite411.0ms

Algorithm
rewrite-expression-head
Rules
68×add-sqr-sqrt
61×*-un-lft-identity
31×add-cube-cbrt
30×times-frac
22×difference-of-squares
21×prod-diff
15×distribute-lft-out--
11×exp-sum
7×fma-neg add-log-exp
6×associate-/l*
5×add-exp-log associate-/r* add-cbrt-cube
4×flip3-- flip--
3×pow1 expm1-log1p-u log1p-expm1-u
2×sub-neg diff-log associate-/r/ associate-/l/
1×cbrt-undiv frac-2neg div-sub div-exp clear-num div-inv
Counts
3 → 121
Calls
3 calls:
272.0ms
(/ (- (exp (+ x x)) (exp (* x -2))) (- (exp x) (exp (- x))))
102.0ms
(- (exp (+ x x)) (exp (* x -2)))
29.0ms
(- (exp x) (exp (- x)))

series239.0ms

Counts
3 → 9
Calls
3 calls:
137.0ms
(/ (- (exp (+ x x)) (exp (* x -2))) (- (exp x) (exp (- x))))
58.0ms
(- (exp (+ x x)) (exp (* x -2)))
44.0ms
(- (exp x) (exp (- x)))

simplify1.3s

Counts
130 → 130
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02223063
15092649
213692355
done50002129

prune521.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes49.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
078
188
done88

end0.0ms

sample591.0ms

Algorithm
intervals
Results
408.0ms8000×body80valid