Details

Time bar (total: 59.7s)

sample52.0ms

Algorithm
intervals
Results
38.0ms307×body80valid

simplify1.1s

Counts
1 → 1
Iterations
IterNodes
done5000
3497
297
132
015

prune19.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize34.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (/ 1 a) (/ 1 b))
0.2b
(/ (/ (- (/ 1 a) (/ 1 b)) (/ (- b a) (/ PI 2))) (+ a b))
0.2b
(/ (- b a) (/ PI 2))
0.3b
(/ (- (/ 1 a) (/ 1 b)) (/ (- b a) (/ PI 2)))

rewrite1.1s

Algorithm
rewrite-expression-head
Rules
33685×times-frac
21447×add-sqr-sqrt
20743×*-un-lft-identity
8301×add-cube-cbrt
5307×difference-of-squares
4463×distribute-lft-out--
2392×div-inv
1359×associate-/l*
1336×distribute-lft-out
124×associate-/r/
87×associate-/r*
32×add-cbrt-cube add-exp-log
19×cbrt-undiv div-exp
add-log-exp associate-/l/
pow1 div-sub insert-posit16
clear-num frac-2neg flip3-- flip--
frac-sub
sub-neg flip3-+ diff-log flip-+
Counts
4 → 8275
Calls
4 calls:
25.0ms
(- (/ 1 a) (/ 1 b))
120.0ms
(/ (/ (- (/ 1 a) (/ 1 b)) (/ (- b a) (/ PI 2))) (+ a b))
26.0ms
(/ (- b a) (/ PI 2))
66.0ms
(/ (- (/ 1 a) (/ 1 b)) (/ (- b a) (/ PI 2)))

series789.0ms

Counts
4 → 12
Calls
4 calls:
14.0ms
(- (/ 1 a) (/ 1 b))
133.0ms
(/ (/ (- (/ 1 a) (/ 1 b)) (/ (- b a) (/ PI 2))) (+ a b))
101.0ms
(/ (- b a) (/ PI 2))
541.0ms
(/ (- (/ 1 a) (/ 1 b)) (/ (- b a) (/ PI 2)))

simplify7.8s

Counts
8287 → 8287
Iterations
IterNodes
done7471
07471

prune38.0s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0b

localize28.0ms

Local error

Found 3 expressions with local error:

0.0b
(* 1/2 (/ PI (* a b)))
0.2b
(/ (* 1/2 (/ PI (* a b))) (+ a b))
0.4b
(/ PI (* a b))

rewrite76.0ms

Algorithm
rewrite-expression-head
Rules
31×add-cbrt-cube add-exp-log
14×*-un-lft-identity
12×add-sqr-sqrt
10×cbrt-undiv times-frac div-exp add-cube-cbrt
prod-exp cbrt-unprod
associate-*r*
pow1 associate-/r*
associate-/l*
associate-*l* insert-posit16 div-inv add-log-exp
clear-num frac-2neg associate-*r/ associate-/r/ distribute-lft-out
flip3-+ pow-prod-down *-commutative flip-+ unswap-sqr associate-/l/
Counts
3 → 81
Calls
3 calls:
34.0ms
(* 1/2 (/ PI (* a b)))
32.0ms
(/ (* 1/2 (/ PI (* a b))) (+ a b))
7.0ms
(/ PI (* a b))

series201.0ms

Counts
3 → 9
Calls
3 calls:
53.0ms
(* 1/2 (/ PI (* a b)))
107.0ms
(/ (* 1/2 (/ PI (* a b))) (+ a b))
40.0ms
(/ PI (* a b))

simplify1.5s

Counts
90 → 90
Iterations
IterNodes
done5001
21660
1345
0126

prune347.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 1/2 (/ (/ PI a) b))
0.2b
(/ (* 1/2 (/ (/ PI a) b)) (+ a b))
0.3b
(/ (/ PI a) b)
0.3b
(/ PI a)

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
157×times-frac
101×add-sqr-sqrt
96×*-un-lft-identity
92×add-cube-cbrt
43×associate-*r*
34×add-cbrt-cube add-exp-log
17×associate-/l*
14×cbrt-undiv div-exp
11×div-inv
10×associate-/r*
pow1 prod-exp cbrt-unprod
insert-posit16 add-log-exp
clear-num frac-2neg associate-*l* unswap-sqr
associate-*r/ associate-/r/ distribute-lft-out associate-/l/
flip3-+ pow-prod-down *-commutative flip-+
Counts
4 → 196
Calls
4 calls:
25.0ms
(* 1/2 (/ (/ PI a) b))
35.0ms
(/ (* 1/2 (/ (/ PI a) b)) (+ a b))
21.0ms
(/ (/ PI a) b)
8.0ms
(/ PI a)

series208.0ms

Counts
4 → 12
Calls
4 calls:
68.0ms
(* 1/2 (/ (/ PI a) b))
79.0ms
(/ (* 1/2 (/ (/ PI a) b)) (+ a b))
29.0ms
(/ (/ PI a) b)
33.0ms
(/ PI a)

simplify1.9s

Counts
208 → 208
Iterations
IterNodes
done5001
23907
1750
0277

prune1.1s

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize39.0ms

Local error

Found 4 expressions with local error:

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

rewrite112.0ms

Algorithm
rewrite-expression-head
Rules
484×times-frac
245×*-un-lft-identity
241×add-sqr-sqrt add-cube-cbrt
74×add-exp-log
51×associate-/l*
45×div-exp
40×add-cbrt-cube
24×div-inv
23×associate-/r*
21×cbrt-undiv
prod-exp
associate-/r/
rec-exp 1-exp
pow1
clear-num frac-2neg cbrt-unprod insert-posit16 add-log-exp
distribute-lft-out associate-/l/
flip3-+ associate-*r/ flip-+ pow-flip inv-pow
Counts
4 → 343
Calls
4 calls:
45.0ms
(/ (* 1/2 (/ (/ 1 (/ a PI)) b)) (+ a b))
16.0ms
(/ a PI)
14.0ms
(/ 1 (/ a PI))
22.0ms
(/ (/ 1 (/ a PI)) b)

series220.0ms

Counts
4 → 12
Calls
4 calls:
106.0ms
(/ (* 1/2 (/ (/ 1 (/ a PI)) b)) (+ a b))
47.0ms
(/ a PI)
34.0ms
(/ 1 (/ a PI))
33.0ms
(/ (/ 1 (/ a PI)) b)

simplify1.2s

Counts
355 → 355
Iterations
IterNodes
done5001
11471
0529

prune1.4s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

regimes103.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done15
115
011

end0.0ms

sample2.4s

Algorithm
intervals
Results
2.1s9477×body80valid