Details

Time bar (total: 14.4s)

sample100.0ms

Algorithm
intervals
Results
62.0ms171×body1280valid
9.0ms49×body640valid
7.0ms226×body80valid
3.0ms26×body320valid
1.0ms10×body160valid

simplify2.3s

Counts
1 → 1
Iterations
IterNodes
done5000
102899
9809
8249
788
671
562
456
340
226
114
07

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 33.5b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (exp x) 2.0)
4.8b
(+ (- (exp x) 2.0) (exp (- x)))

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
25×*-un-lft-identity
20×add-sqr-sqrt
18×prod-diff
16×add-cube-cbrt
11×associate-+l+
add-log-exp
fma-def
frac-add
flip3-- fma-neg flip-- distribute-lft-out--
neg-sub0 exp-neg expm1-log1p-u pow1 sum-log sub-neg add-cbrt-cube exp-diff diff-log add-exp-log log1p-expm1-u distribute-lft-out difference-of-squares
+-commutative flip3-+ associate-+l- flip-+
Counts
2 → 65
Calls
2 calls:
18.0ms
(- (exp x) 2.0)
50.0ms
(+ (- (exp x) 2.0) (exp (- x)))

series83.0ms

Counts
2 → 6
Calls
2 calls:
14.0ms
(- (exp x) 2.0)
69.0ms
(+ (- (exp x) 2.0) (exp (- x)))

simplify797.0ms

Counts
71 → 71
Iterations
IterNodes
done5001
21176
1297
0124

prune353.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 1 expressions with local error:

0.0b
(fma 1/12 (pow x 4) (fma 1/360 (pow x 6) (* x x)))

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
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 1/12 (pow x 4) (fma 1/360 (pow x 6) (* x x)))

series77.0ms

Counts
1 → 3
Calls
1 calls:
77.0ms
(fma 1/12 (pow x 4) (fma 1/360 (pow x 6) (* x x)))

simplify934.0ms

Counts
13 → 13
Iterations
IterNodes
done5000
31003
2158
146
025

prune106.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0b

localize19.0ms

Local error

Found 2 expressions with local error:

0.1b
(* (pow x 6) 1/360)
0.1b
(fma 1/12 (pow x 4) (* (pow x 6) 1/360))

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
associate-*l* add-exp-log
*-un-lft-identity add-cube-cbrt
unpow-prod-down add-cbrt-cube
associate-*r* prod-exp unswap-sqr
expm1-log1p-u pow1 log1p-expm1-u add-log-exp sqr-pow
pow-to-exp pow-exp *-commutative cbrt-unprod fma-udef
Counts
2 → 37
Calls
2 calls:
10.0ms
(* (pow x 6) 1/360)
0.0ms
(fma 1/12 (pow x 4) (* (pow x 6) 1/360))

series239.0ms

Counts
2 → 6
Calls
2 calls:
67.0ms
(* (pow x 6) 1/360)
172.0ms
(fma 1/12 (pow x 4) (* (pow x 6) 1/360))

simplify3.9s

Counts
43 → 43
Iterations
IterNodes
done5000
33773
2499
1130
065

prune293.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0b

simplify3.0ms

Iterations
IterNodes
done13
113
012

end0.0ms

sample5.1s

Algorithm
intervals
Results
3.7s5695×body1280valid
398.0ms7995×body80valid
387.0ms1263×body640valid
105.0ms618×body320valid
73.0ms287×body160valid