Details

Time bar (total: 19.4s)

sample37.0ms

Algorithm
intervals
Results
12.0ms256×body80valid
7.0ms229×body80nan

simplify2.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
045
done45

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.3b

localize10.0ms

Local error

Found 1 expressions with local error:

0.3b
(/ a (- (acos a)))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
30×times-frac
24×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
12×distribute-lft-neg-in distribute-rgt-neg-in
10×associate-/r*
4×neg-mul-1
3×add-exp-log add-cbrt-cube associate-/l*
1×pow1 cbrt-undiv frac-2neg div-exp clear-num div-inv add-log-exp
Counts
1 → 55
Calls
1 calls:
15.0ms
(/ a (- (acos a)))

series35.0ms

Counts
1 → 3
Calls
1 calls:
35.0ms
(/ a (- (acos a)))

simplify4.7s

Counts
58 → 58
Iterations

Useful iterations: 5 (2.0s)

IterNodesCost
094601
1164569
2334551
3587551
41101551
52149546
done5000546

prune172.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

localize6.0ms

Local error

Found 2 expressions with local error:

0.3b
(/ (acos a) (- a))
0.3b
(/ 1 (/ (acos a) (- a)))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
252×times-frac
140×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
48×distribute-lft-neg-in distribute-rgt-neg-in
44×associate-/r*
16×neg-mul-1
15×add-exp-log
9×add-cbrt-cube
8×div-exp
6×div-inv associate-/l*
4×cbrt-undiv
3×pow1
2×rec-exp frac-2neg 1-exp clear-num add-log-exp
1×acos-asin pow-flip div-sub associate-/r/ inv-pow
Counts
2 → 216
Calls
2 calls:
12.0ms
(/ (acos a) (- a))
27.0ms
(/ 1 (/ (acos a) (- a)))

series78.0ms

Counts
2 → 6
Calls
2 calls:
37.0ms
(/ (acos a) (- a))
41.0ms
(/ 1 (/ (acos a) (- a)))

simplify2.6s

Counts
222 → 222
Iterations

Useful iterations: 3 (1.5s)

IterNodesCost
02933186
16112657
211352356
327522260
done50002260

prune406.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0.0b

localize39.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt (/ (acos a) (- a))) (cbrt (/ (acos a) (- a))))
0.5b
(cbrt (/ (acos a) (- a)))
0.5b
(cbrt (/ (acos a) (- a)))
0.5b
(cbrt (/ (acos a) (- a)))

rewrite148.0ms

Algorithm
rewrite-expression-head
Rules
262×cbrt-prod
228×times-frac
176×add-sqr-sqrt
164×*-un-lft-identity
152×add-cube-cbrt
69×distribute-rgt-neg-in
63×distribute-lft-neg-in
43×swap-sqr
37×associate-*r* associate-*l*
21×neg-mul-1
11×pow1
9×pow1/3 unswap-sqr
7×cbrt-div div-inv
6×add-exp-log
4×add-cbrt-cube add-log-exp
2×pow-prod-down pow-sqr pow-prod-up
1×pow2 frac-times pow-plus associate-*r/ associate-*l/ prod-exp *-commutative cbrt-unprod
Counts
4 → 276
Calls
4 calls:
90.0ms
(* (cbrt (/ (acos a) (- a))) (cbrt (/ (acos a) (- a))))
9.0ms
(cbrt (/ (acos a) (- a)))
8.0ms
(cbrt (/ (acos a) (- a)))
8.0ms
(cbrt (/ (acos a) (- a)))

series1.1s

Counts
4 → 12
Calls
4 calls:
286.0ms
(* (cbrt (/ (acos a) (- a))) (cbrt (/ (acos a) (- a))))
275.0ms
(cbrt (/ (acos a) (- a)))
262.0ms
(cbrt (/ (acos a) (- a)))
248.0ms
(cbrt (/ (acos a) (- a)))

simplify3.7s

Counts
288 → 288
Iterations

Useful iterations: done (3.7s)

IterNodesCost
02974926
14594666
212044571
320594429
448684176
done50004071

prune1.2s

Pruning

12 alts after pruning (9 fresh and 3 done)

Merged error: 0.0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (/ (acos a) (- a)))
0.5b
(cbrt (/ (acos a) (- a)))
0.5b
(cbrt (/ (cbrt (acos a)) (- a)))
1.0b
(cbrt (acos a))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
165×cbrt-prod
120×times-frac
84×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
36×distribute-lft-neg-in distribute-rgt-neg-in
12×neg-mul-1
4×pow1 add-exp-log pow1/3 add-cbrt-cube add-log-exp
3×cbrt-div div-inv
Counts
4 → 170
Calls
4 calls:
8.0ms
(cbrt (/ (acos a) (- a)))
9.0ms
(cbrt (/ (acos a) (- a)))
8.0ms
(cbrt (/ (cbrt (acos a)) (- a)))
1.0ms
(cbrt (acos a))

series1.1s

Counts
4 → 12
Calls
4 calls:
201.0ms
(cbrt (/ (acos a) (- a)))
165.0ms
(cbrt (/ (acos a) (- a)))
530.0ms
(cbrt (/ (cbrt (acos a)) (- a)))
168.0ms
(cbrt (acos a))

simplify2.0s

Counts
182 → 182
Iterations

Useful iterations: done (2.0s)

IterNodesCost
02982582
14152474
27832337
317262315
done50002299

prune817.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0.0b

regimes105.0ms

Accuracy

0% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
045
done45

end0.0ms

sample953.0ms

Algorithm
intervals
Results
337.0ms8000×body80valid
186.0ms7970×body80nan