Details

Time bar (total: 17.0s)

sample91.0ms

Algorithm
intervals
Results
36.0ms388×body80valid
12.0ms148×body80nan

simplify3.5s

Counts
1 → 1
Iterations

Useful iterations: 3 (37.0ms)

IterNodesCost
01215
12415
25313
310712
425412
573512
6272912
done500112

prune7.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 2.3b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (fma k (+ 10.0 k) 1.0) (pow k m))
0.0b
(fma k (+ 10.0 k) 1.0)
2.3b
(/ a (/ (fma k (+ 10.0 k) 1.0) (pow k m)))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
180×times-frac
101×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
48×unpow-prod-down
32×associate-/r*
18×add-exp-log
16×sqr-pow
10×div-exp add-cbrt-cube
div-inv associate-/l*
cbrt-undiv
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
pow-to-exp frac-2neg pow-exp clear-num
associate-/r/ fma-udef
Counts
3 → 179
Calls
3 calls:
10.0ms
(/ (fma k (+ 10.0 k) 1.0) (pow k m))
0.0ms
(fma k (+ 10.0 k) 1.0)
15.0ms
(/ a (/ (fma k (+ 10.0 k) 1.0) (pow k m)))

series311.0ms

Counts
3 → 9
Calls
3 calls:
111.0ms
(/ (fma k (+ 10.0 k) 1.0) (pow k m))
28.0ms
(fma k (+ 10.0 k) 1.0)
173.0ms
(/ a (/ (fma k (+ 10.0 k) 1.0) (pow k m)))

simplify1.9s

Counts
188 → 188
Iterations

Useful iterations: done (1.9s)

IterNodesCost
03374223
17244006
224083857
done50013812

prune778.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (+ 1.0 (* 10.0 k)) (* k k))
2.3b
(/ (* a (pow k m)) (+ (+ 1.0 (* 10.0 k)) (* k k)))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
12×add-exp-log
add-cbrt-cube add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
div-exp
fma-def times-frac prod-exp associate-/r* sum-log
pow1 cbrt-undiv expm1-log1p-u flip3-+ associate-/r/ flip-+ log1p-expm1-u
+-commutative pow-to-exp associate-+l+ frac-2neg pow-exp clear-num cbrt-unprod div-inv associate-/l*
Counts
2 → 45
Calls
2 calls:
35.0ms
(+ (+ 1.0 (* 10.0 k)) (* k k))
39.0ms
(/ (* a (pow k m)) (+ (+ 1.0 (* 10.0 k)) (* k k)))

series240.0ms

Counts
2 → 6
Calls
2 calls:
32.0ms
(+ (+ 1.0 (* 10.0 k)) (* k k))
209.0ms
(/ (* a (pow k m)) (+ (+ 1.0 (* 10.0 k)) (* k k)))

simplify1.2s

Counts
51 → 51
Iterations

Useful iterations: done (1.2s)

IterNodesCost
0129955
1358809
21334660
done5000616

prune257.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (/ (* a (pow k m)) (sqrt (fma k (+ 10.0 k) 1.0))) (sqrt (+ (+ 1.0 (* 10.0 k)) (* k k))))
0.3b
(/ (* a (pow k m)) (sqrt (fma k (+ 10.0 k) 1.0)))
14.4b
(sqrt (fma k (+ 10.0 k) 1.0))
14.4b
(sqrt (+ (+ 1.0 (* 10.0 k)) (* k k)))

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
108×times-frac
66×sqrt-prod
56×add-sqr-sqrt
53×add-cube-cbrt *-un-lft-identity
30×add-exp-log
18×add-cbrt-cube
13×div-exp
12×associate-/r*
11×associate-/l*
div-inv
cbrt-undiv
pow1 prod-exp
expm1-log1p-u sqrt-div log1p-expm1-u add-log-exp
pow-to-exp rem-sqrt-square frac-2neg sqrt-pow1 flip3-+ pow1/2 pow-exp clear-num associate-/r/ cbrt-unprod flip-+
hypot-def associate-/l/
Counts
4 → 163
Calls
4 calls:
43.0ms
(/ (/ (* a (pow k m)) (sqrt (fma k (+ 10.0 k) 1.0))) (sqrt (+ (+ 1.0 (* 10.0 k)) (* k k))))
23.0ms
(/ (* a (pow k m)) (sqrt (fma k (+ 10.0 k) 1.0)))
3.0ms
(sqrt (fma k (+ 10.0 k) 1.0))
61.0ms
(sqrt (+ (+ 1.0 (* 10.0 k)) (* k k)))

series742.0ms

Counts
4 → 12
Calls
4 calls:
323.0ms
(/ (/ (* a (pow k m)) (sqrt (fma k (+ 10.0 k) 1.0))) (sqrt (+ (+ 1.0 (* 10.0 k)) (* k k))))
284.0ms
(/ (* a (pow k m)) (sqrt (fma k (+ 10.0 k) 1.0)))
71.0ms
(sqrt (fma k (+ 10.0 k) 1.0))
64.0ms
(sqrt (+ (+ 1.0 (* 10.0 k)) (* k k)))

simplify1.5s

Counts
175 → 175
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02955389
17594930
223063921
done50003805

prune727.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma k (+ 10.0 k) 1.0)
0.2b
(/ 1 (fma k (+ 10.0 k) 1.0))
2.4b
(* (* a (pow k m)) (/ 1 (fma k (+ 10.0 k) 1.0)))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
51×add-exp-log
28×prod-exp
18×add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac
17×add-cbrt-cube
13×associate-*r*
10×div-exp
pow1 cbrt-unprod
rec-exp 1-exp
pow-to-exp pow-exp
cbrt-undiv expm1-log1p-u associate-/r* log1p-expm1-u associate-/l* add-log-exp
div-inv
pow-flip frac-2neg associate-*r/ associate-*l* pow-prod-down clear-num un-div-inv *-commutative fma-udef inv-pow
Counts
3 → 90
Calls
3 calls:
1.0ms
(fma k (+ 10.0 k) 1.0)
11.0ms
(/ 1 (fma k (+ 10.0 k) 1.0))
58.0ms
(* (* a (pow k m)) (/ 1 (fma k (+ 10.0 k) 1.0)))

series265.0ms

Counts
3 → 9
Calls
3 calls:
21.0ms
(fma k (+ 10.0 k) 1.0)
60.0ms
(/ 1 (fma k (+ 10.0 k) 1.0))
184.0ms
(* (* a (pow k m)) (/ 1 (fma k (+ 10.0 k) 1.0)))

simplify1.9s

Counts
99 → 99
Iterations

Useful iterations: done (1.9s)

IterNodesCost
01701588
14241373
213601193
done50001162

prune321.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.0b

regimes162.0ms

Accuracy

96.6% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 1.9b

bsearch69.0ms

Steps
ItersRangePoint
7
2.5061009111116397e+147
1.9462919806934515e+149
8.644575216938256e+148

simplify7.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03051
13651
done3651

end0.0ms

sample2.7s

Algorithm
intervals
Results
1.6s11952×body80valid
299.0ms4230×body80nan