Details

Time bar (total: 1.4m)

sample87.0ms

Algorithm
intervals
Results
71.0ms299×body80valid

simplify1.4s

Counts
1 → 1
Iterations
IterNodes
done2008
52008
41503
3361
295
133
015

prune11.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 9.6b

localize22.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (/ PI 2) (+ a b))
0.3b
(/ (/ PI 2) (+ a b))
3.9b
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) a)
5.8b
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) b)

rewrite248.0ms

Algorithm
rewrite-expression-head
Rules
7810×times-frac
4872×*-un-lft-identity
3776×add-sqr-sqrt
2848×add-cube-cbrt
618×associate-/l*
548×distribute-lft-out
464×distribute-lft-out-- difference-of-squares
222×div-inv
100×associate-/r/
42×flip3-+ add-cbrt-cube add-exp-log flip-+
26×cbrt-undiv div-exp
14×associate-/r*
flip3-- flip--
expm1-log1p-u pow1 clear-num frac-2neg insert-posit16 log1p-expm1-u add-log-exp associate-/l/
Counts
4 → 2596
Calls
4 calls:
16.0ms
(/ (/ PI 2) (+ a b))
11.0ms
(/ (/ PI 2) (+ a b))
31.0ms
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) a)
42.0ms
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) b)

series854.0ms

Counts
4 → 12
Calls
4 calls:
96.0ms
(/ (/ PI 2) (+ a b))
73.0ms
(/ (/ PI 2) (+ a b))
535.0ms
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) a)
151.0ms
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) b)

simplify2.6s

Counts
2608 → 2608
Iterations
IterNodes
done2863
02863

prune38.3s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.0b

localize41.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ b (/ 1 (- b a)))
0.3b
(/ (/ PI 2) (+ a b))
0.3b
(/ (/ PI 2) (+ a b))
3.9b
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) a)

rewrite158.0ms

Algorithm
rewrite-expression-head
Rules
4125×times-frac
2597×*-un-lft-identity
2021×add-sqr-sqrt
1533×add-cube-cbrt
325×associate-/l*
288×distribute-lft-out
244×distribute-lft-out-- difference-of-squares
122×div-inv
61×associate-/r/
37×add-exp-log
33×add-cbrt-cube
32×associate-/r*
22×flip3-+ div-exp flip-+
19×cbrt-undiv
flip3-- flip--
expm1-log1p-u pow1 clear-num frac-2neg insert-posit16 log1p-expm1-u add-log-exp
associate-/l/
rec-exp 1-exp
Counts
4 → 1494
Calls
4 calls:
10.0ms
(/ b (/ 1 (- b a)))
11.0ms
(/ (/ PI 2) (+ a b))
22.0ms
(/ (/ PI 2) (+ a b))
37.0ms
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) a)

series365.0ms

Counts
4 → 12
Calls
4 calls:
63.0ms
(/ b (/ 1 (- b a)))
89.0ms
(/ (/ PI 2) (+ a b))
92.0ms
(/ (/ PI 2) (+ a b))
121.0ms
(/ (/ (/ (/ PI 2) (+ a b)) (- b a)) a)

simplify1.7s

Counts
1506 → 1506
Iterations
IterNodes
done2000
12000
01965

prune21.9s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ b (/ 1 (- b a)))
0.2b
(/ (/ (/ PI 2) (+ a b)) (* a (- b a)))
0.3b
(/ (/ PI 2) (+ a b))
0.3b
(/ (/ PI 2) (+ a b))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
551×times-frac
376×*-un-lft-identity
268×add-sqr-sqrt
244×add-cube-cbrt
87×associate-/l*
54×distribute-lft-out
44×add-exp-log
40×add-cbrt-cube
30×associate-/r*
28×div-inv
24×div-exp
21×cbrt-undiv
19×associate-/r/
12×distribute-lft-out-- difference-of-squares
flip3-- flip--
expm1-log1p-u pow1 clear-num frac-2neg flip3-+ flip-+ insert-posit16 log1p-expm1-u add-log-exp
prod-exp cbrt-unprod associate-/l/
associate-*r/
rec-exp 1-exp
Counts
4 → 430
Calls
4 calls:
11.0ms
(/ b (/ 1 (- b a)))
25.0ms
(/ (/ (/ PI 2) (+ a b)) (* a (- b a)))
18.0ms
(/ (/ PI 2) (+ a b))
16.0ms
(/ (/ PI 2) (+ a b))

series272.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(/ b (/ 1 (- b a)))
87.0ms
(/ (/ (/ PI 2) (+ a b)) (* a (- b a)))
68.0ms
(/ (/ PI 2) (+ a b))
80.0ms
(/ (/ PI 2) (+ a b))

simplify1.3s

Counts
442 → 442
Iterations
IterNodes
done2000
22000
11392
0528

prune4.5s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ (/ (/ PI 2) (+ a b)) (* b (- b a)))
0.2b
(/ (/ (/ PI 2) (+ a b)) (* a (- b a)))
0.3b
(/ (/ PI 2) (+ a b))
0.3b
(/ (/ PI 2) (+ a b))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
662×times-frac
430×*-un-lft-identity
270×add-sqr-sqrt add-cube-cbrt
142×associate-/l*
80×distribute-lft-out
56×add-cbrt-cube add-exp-log
34×div-inv
30×cbrt-undiv div-exp
16×associate-/r/
10×associate-/r*
flip3-+ prod-exp cbrt-unprod flip-+
expm1-log1p-u pow1 clear-num frac-2neg associate-*r/ insert-posit16 log1p-expm1-u add-log-exp associate-/l/
flip3-- flip--
Counts
4 → 468
Calls
4 calls:
25.0ms
(/ (/ (/ PI 2) (+ a b)) (* b (- b a)))
35.0ms
(/ (/ (/ PI 2) (+ a b)) (* a (- b a)))
17.0ms
(/ (/ PI 2) (+ a b))
11.0ms
(/ (/ PI 2) (+ a b))

series352.0ms

Counts
4 → 12
Calls
4 calls:
103.0ms
(/ (/ (/ PI 2) (+ a b)) (* b (- b a)))
90.0ms
(/ (/ (/ PI 2) (+ a b)) (* a (- b a)))
85.0ms
(/ (/ PI 2) (+ a b))
73.0ms
(/ (/ PI 2) (+ a b))

simplify979.0ms

Counts
480 → 480
Iterations
IterNodes
done2005
22005
11212
0466

prune4.8s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0b

regimes144.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done15
115
013

end0.0ms

sample2.3s

Algorithm
intervals
Results
2.1s9546×body80valid