Details

Time bar (total: 13.3s)

sample21.0ms

Algorithm
intervals
Results
11.0ms256×body80valid

simplify4.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
057
167
done67

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.2b

localize5.0ms

Local error

Found 1 expressions with local error:

13.2b
(/ x (+ (* x x) 1.0))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
add-exp-log associate-/r* add-cbrt-cube associate-/l*
associate-/r/
pow1 cbrt-undiv frac-2neg flip3-+ div-exp clear-num flip-+ div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
15.0ms
(/ x (+ (* x x) 1.0))

series98.0ms

Counts
1 → 3
Calls
1 calls:
98.0ms
(/ x (+ (* x x) 1.0))

simplify2.8s

Counts
32 → 32
Iterations

Useful iterations: 2 (145.0ms)

IterNodesCost
074428
1167413
2438373
31017373
42805373
done5000373

prune115.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ x (sqrt (+ (* x x) 1.0)))
0.0b
(* (/ 1 (sqrt (+ (* x x) 1.0))) (/ x (sqrt (+ (* x x) 1.0))))
13.1b
(sqrt (+ (* x x) 1.0))
13.1b
(sqrt (+ (* x x) 1.0))

rewrite179.0ms

Algorithm
rewrite-expression-head
Rules
95×add-sqr-sqrt
76×times-frac
53×*-un-lft-identity
47×add-cube-cbrt sqrt-prod
28×add-exp-log
24×associate-*r* associate-*l*
18×add-cbrt-cube
15×unswap-sqr
10×sqrt-div
div-exp
pow1 prod-exp
associate-/r* associate-/r/
cbrt-undiv flip3-+ flip-+
cbrt-unprod add-log-exp
div-inv associate-/l*
rem-sqrt-square rec-exp sqrt-pow1 pow1/2 1-exp
frac-times frac-2neg associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative
Counts
4 → 158
Calls
4 calls:
29.0ms
(/ x (sqrt (+ (* x x) 1.0)))
111.0ms
(* (/ 1 (sqrt (+ (* x x) 1.0))) (/ x (sqrt (+ (* x x) 1.0))))
11.0ms
(sqrt (+ (* x x) 1.0))
16.0ms
(sqrt (+ (* x x) 1.0))

series395.0ms

Counts
4 → 12
Calls
4 calls:
161.0ms
(/ x (sqrt (+ (* x x) 1.0)))
75.0ms
(* (/ 1 (sqrt (+ (* x x) 1.0))) (/ x (sqrt (+ (* x x) 1.0))))
83.0ms
(sqrt (+ (* x x) 1.0))
75.0ms
(sqrt (+ (* x x) 1.0))

simplify2.3s

Counts
170 → 170
Iterations

Useful iterations: done (2.3s)

IterNodesCost
02283302
15892939
217452433
done50002426

prune427.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize31.0ms

Local error

Found 4 expressions with local error:

8.5b
(* (/ (/ 1 (sqrt (+ (* x x) 1.0))) (sqrt (sqrt (+ (* x x) 1.0)))) (/ x (sqrt (sqrt (+ (* x x) 1.0)))))
13.1b
(sqrt (+ (* x x) 1.0))
13.1b
(sqrt (+ (* x x) 1.0))
13.1b
(sqrt (+ (* x x) 1.0))

rewrite414.0ms

Algorithm
rewrite-expression-head
Rules
561×times-frac
479×add-sqr-sqrt
465×sqrt-prod
240×*-un-lft-identity
222×associate-*l*
216×add-cube-cbrt
64×unswap-sqr
39×add-exp-log
33×associate-*r*
32×sqrt-div
25×add-cbrt-cube
22×associate-/r/
17×div-exp
14×flip3-+ flip-+
11×div-inv
10×prod-exp
pow1 cbrt-undiv
cbrt-unprod
add-log-exp
rem-sqrt-square sqrt-pow1 pow1/2
rec-exp 1-exp
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative
Counts
4 → 392
Calls
4 calls:
323.0ms
(* (/ (/ 1 (sqrt (+ (* x x) 1.0))) (sqrt (sqrt (+ (* x x) 1.0)))) (/ x (sqrt (sqrt (+ (* x x) 1.0)))))
17.0ms
(sqrt (+ (* x x) 1.0))
10.0ms
(sqrt (+ (* x x) 1.0))
10.0ms
(sqrt (+ (* x x) 1.0))

series295.0ms

Counts
4 → 12
Calls
4 calls:
82.0ms
(* (/ (/ 1 (sqrt (+ (* x x) 1.0))) (sqrt (sqrt (+ (* x x) 1.0)))) (/ x (sqrt (sqrt (+ (* x x) 1.0)))))
66.0ms
(sqrt (+ (* x x) 1.0))
72.0ms
(sqrt (+ (* x x) 1.0))
75.0ms
(sqrt (+ (* x x) 1.0))

simplify2.1s

Counts
404 → 404
Iterations

Useful iterations: done (2.1s)

IterNodesCost
038412839
1115712154
2289710065
done50009407

prune1.4s

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (/ 1 x) (- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3))))
0.3b
(/ 1.0 (pow x 3))
0.5b
(/ 1.0 (pow x 5))
21.0b
(- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3)))

rewrite470.0ms

Algorithm
rewrite-expression-head
Rules
109×add-sqr-sqrt
97×times-frac
69×*-un-lft-identity
47×add-cube-cbrt
33×unpow-prod-down
20×difference-of-squares
19×associate-/r*
17×sqr-pow
16×cube-prod
14×add-exp-log
11×add-log-exp
add-cbrt-cube distribute-lft-out--
div-exp div-inv associate-/l*
distribute-lft-out
pow1 cube-mult unpow3
frac-add
cbrt-undiv pow-to-exp sub-neg associate-+r+ flip3-- frac-2neg diff-log pow-exp clear-num sum-log frac-sub flip--
+-commutative associate-+r- flip3-+ flip-+
Counts
4 → 171
Calls
4 calls:
338.0ms
(+ (/ 1 x) (- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3))))
10.0ms
(/ 1.0 (pow x 3))
12.0ms
(/ 1.0 (pow x 5))
93.0ms
(- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3)))

series442.0ms

Counts
4 → 12
Calls
4 calls:
69.0ms
(+ (/ 1 x) (- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3))))
65.0ms
(/ 1.0 (pow x 3))
100.0ms
(/ 1.0 (pow x 5))
207.0ms
(- (/ 1.0 (pow x 5)) (/ 1.0 (pow x 3)))

simplify1.2s

Counts
183 → 183
Iterations

Useful iterations: done (1.2s)

IterNodesCost
02572827
15522514
215082422
done50012416

prune579.0ms

Pruning

4 alts after pruning (0 fresh and 4 done)

Merged error: 0b

regimes1.0ms