Details

Time bar (total: 20.9s)

sample495.0ms

Algorithm
intervals
Results
287.0ms100×body2560valid
103.0ms83×body1280valid
59.0ms43×body640valid
10.0ms22×body320valid
7.0ms256×pre80true
2.0msbody160valid

simplify11.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
068
188
2118
done118

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 60.3b

localize19.0ms

Local error

Found 1 expressions with local error:

1.9b
(- (/ 1.0 x) (/ 1.0 (tan x)))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
11×*-un-lft-identity
10×times-frac
distribute-lft-out--
difference-of-squares
add-cube-cbrt add-log-exp
div-inv
pow1 add-exp-log sub-neg flip3-- diff-log frac-sub add-cbrt-cube flip--
Counts
1 → 22
Calls
1 calls:
94.0ms
(- (/ 1.0 x) (/ 1.0 (tan x)))

series222.0ms

Counts
1 → 3
Calls
1 calls:
222.0ms
(- (/ 1.0 x) (/ 1.0 (tan x)))

simplify2.2s

Counts
25 → 25
Iterations

Useful iterations: 2 (132.0ms)

IterNodesCost
075358
1165348
2451330
32369330
done5000330

prune168.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize37.0ms

Local error

Found 2 expressions with local error:

0.1b
(* 0.0021164021164021165 (pow x 5))
0.1b
(* 0.022222222222222223 (pow x 3))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
19×associate-*r*
12×add-exp-log
add-cube-cbrt *-un-lft-identity
unpow-prod-down
unswap-sqr
associate-*l* prod-exp add-cbrt-cube
cube-prod sqr-pow
pow1 pow-to-exp pow-exp *-commutative cbrt-unprod add-log-exp
cube-mult unpow3
Counts
2 → 56
Calls
2 calls:
28.0ms
(* 0.0021164021164021165 (pow x 5))
29.0ms
(* 0.022222222222222223 (pow x 3))

series185.0ms

Counts
2 → 6
Calls
2 calls:
104.0ms
(* 0.0021164021164021165 (pow x 5))
81.0ms
(* 0.022222222222222223 (pow x 3))

simplify936.0ms

Counts
62 → 62
Iterations

Useful iterations: done (933.0ms)

IterNodesCost
096484
1232428
2834400
done5001396

prune307.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

Merged error: 0.3b

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01315
11815
done1815

end0.0ms

sample16.1s

Algorithm
intervals
Results
9.8s3197×body2560valid
3.8s2521×body1280valid
902.0ms1280×body640valid
808.0ms647×body320valid
216.0ms8000×pre80true
87.0ms308×body160valid
7.0ms47×body80valid