Details

Time bar (total: 17.7s)

sample970.0ms

Algorithm
intervals
Results
849.0ms3566×body80valid

simplify1.8s

Counts
1 → 1
Iterations

Useful iterations: done (1.8s)

IterNodesCost
031103
190103
238466
3186154
done500051

prune33.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 1.3b

localize75.0ms

Local error

Found 4 expressions with local error:

0.8b
(pow (/ 1.0 (fabs x)) 3)
1.0b
(pow (/ 1.0 (fabs x)) 4)
1.0b
(pow (/ 1.0 (fabs x)) 4)
1.0b
(sqrt PI)

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
39×unpow-prod-down
37×add-sqr-sqrt
36×add-cube-cbrt *-un-lft-identity times-frac
13×add-exp-log cube-prod
pow-unpow
pow1
add-cbrt-cube
pow-exp
div-inv add-log-exp
pow-to-exp pow-pow div-exp sqrt-prod sqr-pow
rem-cube-cbrt
cbrt-undiv cube-div cube-mult rem-sqrt-square sqrt-pow1 pow1/2 unpow3
Counts
4 → 115
Calls
4 calls:
24.0ms
(pow (/ 1.0 (fabs x)) 3)
13.0ms
(pow (/ 1.0 (fabs x)) 4)
14.0ms
(pow (/ 1.0 (fabs x)) 4)
2.0ms
(sqrt PI)

series167.0ms

Counts
4 → 10
Calls
4 calls:
64.0ms
(pow (/ 1.0 (fabs x)) 3)
50.0ms
(pow (/ 1.0 (fabs x)) 4)
52.0ms
(pow (/ 1.0 (fabs x)) 4)
0.0ms
(sqrt PI)

simplify1.7s

Counts
125 → 125
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01591392
14301254
213571152
done50001140

prune919.0ms

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 0.4b

localize51.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
0.8b
(pow (/ 1.0 (fabs x)) 3)
1.0b
(pow (/ 1.0 (fabs x)) 4)
1.0b
(sqrt PI)

rewrite157.0ms

Algorithm
rewrite-expression-head
Rules
42×add-sqr-sqrt
37×times-frac
36×add-cube-cbrt *-un-lft-identity
26×unpow-prod-down
15×add-exp-log
13×cube-prod associate-*r*
12×add-cbrt-cube
pow1
pow-unpow
pow-exp div-inv add-log-exp
div-exp associate-*l* sqrt-prod
cbrt-undiv frac-times pow-to-exp pow-pow flip3-+ associate-*l/ prod-exp cbrt-unprod flip-+ rem-cube-cbrt unswap-sqr sqr-pow
cube-div cube-mult rem-sqrt-square sqrt-pow1 pow1/2 unpow3 associate-*r/ pow-prod-down *-commutative
Counts
4 → 123
Calls
4 calls:
126.0ms
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
7.0ms
(pow (/ 1.0 (fabs x)) 3)
15.0ms
(pow (/ 1.0 (fabs x)) 4)
1.0ms
(sqrt PI)

series220.0ms

Counts
4 → 10
Calls
4 calls:
124.0ms
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
47.0ms
(pow (/ 1.0 (fabs x)) 3)
47.0ms
(pow (/ 1.0 (fabs x)) 4)
0.0ms
(sqrt PI)

simplify1.9s

Counts
133 → 133
Iterations

Useful iterations: done (1.9s)

IterNodesCost
02051930
15591750
221441568
done50011565

prune1.1s

Pruning

19 alts after pruning (19 fresh and 0 done)

Merged error: 0.2b

localize99.0ms

Local error

Found 4 expressions with local error:

0.4b
(* (* (pow 1.0 2) (/ 1.0 (pow (fabs x) 3))) (+ (/ 1.0 2.0) (* (/ 1.0 (pow (fabs x) 4)) (/ 15.0 8.0))))
0.4b
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
1.0b
(pow (/ 1.0 (fabs x)) 4)
1.0b
(sqrt PI)

rewrite224.0ms

Algorithm
rewrite-expression-head
Rules
52×add-exp-log
28×add-sqr-sqrt
27×prod-exp
22×add-cube-cbrt *-un-lft-identity
19×times-frac
18×add-cbrt-cube
16×associate-*r*
14×associate-*r/
13×unpow-prod-down
11×div-exp
10×pow1
frac-times pow-exp
pow-to-exp
cbrt-unprod
frac-add
associate-*l/
flip3-+ associate-*l* flip-+ add-log-exp
pow-unpow sqrt-prod
cbrt-undiv pow-prod-down *-commutative div-inv unswap-sqr
distribute-rgt-in rem-sqrt-square pow-pow distribute-lft-in sqrt-pow1 pow1/2 sqr-pow
Counts
4 → 119
Calls
4 calls:
95.0ms
(* (* (pow 1.0 2) (/ 1.0 (pow (fabs x) 3))) (+ (/ 1.0 2.0) (* (/ 1.0 (pow (fabs x) 4)) (/ 15.0 8.0))))
116.0ms
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
6.0ms
(pow (/ 1.0 (fabs x)) 4)
2.0ms
(sqrt PI)

series424.0ms

Counts
4 → 10
Calls
4 calls:
213.0ms
(* (* (pow 1.0 2) (/ 1.0 (pow (fabs x) 3))) (+ (/ 1.0 2.0) (* (/ 1.0 (pow (fabs x) 4)) (/ 15.0 8.0))))
145.0ms
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
65.0ms
(pow (/ 1.0 (fabs x)) 4)
0.0ms
(sqrt PI)

simplify3.0s

Counts
129 → 129
Iterations

Useful iterations: done (3.0s)

IterNodesCost
02862891
18472638
239792253
done50022252

prune1.3s

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 0.2b

localize78.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4))
0.4b
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
1.0b
(pow (/ 1.0 (fabs x)) 4)
1.0b
(sqrt PI)

rewrite136.0ms

Algorithm
rewrite-expression-head
Rules
62×add-sqr-sqrt
43×times-frac
36×add-cube-cbrt *-un-lft-identity
32×add-exp-log
30×unpow-prod-down associate-*r*
16×associate-*l*
14×add-cbrt-cube
10×prod-exp unswap-sqr
pow1 div-exp
pow-exp
cbrt-unprod div-inv add-log-exp sqr-pow
pow-to-exp pow-unpow associate-*l/ sqrt-prod
cbrt-undiv frac-times flip3-+ *-commutative flip-+
rem-sqrt-square pow-pow sqrt-pow1 pow1/2 associate-*r/ pow-prod-down
Counts
4 → 134
Calls
4 calls:
45.0ms
(* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4))
77.0ms
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
6.0ms
(pow (/ 1.0 (fabs x)) 4)
1.0ms
(sqrt PI)

series284.0ms

Counts
4 → 10
Calls
4 calls:
124.0ms
(* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4))
118.0ms
(* (+ (* (/ 3.0 4.0) (pow (/ 1.0 (fabs x)) 4)) 1) (/ 1.0 (fabs x)))
42.0ms
(pow (/ 1.0 (fabs x)) 4)
0.0ms
(sqrt PI)

simplify1.7s

Counts
144 → 144
Iterations

Useful iterations: done (1.7s)

IterNodesCost
02612268
16422095
223221929
done50011919

prune1.3s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.2b

regimes34.0ms