Details

Time bar (total: 24.1s)

sample47.0ms

Algorithm
intervals
Results
35.0ms305×body80valid

simplify2.1s

Counts
1 → 1
Iterations
IterNodes
54631
41378
3361
295
133
015

prune22.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize44.0ms

Local error

Found 4 expressions with local error:

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

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
352×*-un-lft-identity
333×times-frac
160×add-sqr-sqrt
110×add-cube-cbrt
80×distribute-lft-out
67×associate-/l*
60×distribute-rgt-neg-in
25×distribute-lft-out-- difference-of-squares
22×add-cbrt-cube add-exp-log
12×distribute-lft-neg-in associate-/r* div-sub
cbrt-undiv div-exp
associate-/r/
div-inv
distribute-frac-neg
expm1-log1p-u pow1 clear-num neg-mul-1 frac-2neg insert-posit16 log1p-expm1-u add-log-exp associate-/l/
neg-sub0 flip3-- flip--
associate-+r- flip3-+ unsub-neg associate-*l/ prod-exp cbrt-unprod flip-+
frac-add
Counts
4 → 286
Calls
4 calls:
52.0ms
(/ (/ (+ (/ PI a) (/ (- PI) b)) (- b a)) (* (+ a b) 2))
45.0ms
(/ (+ (/ PI a) (/ (- PI) b)) (- b a))
5.0ms
(/ (- PI) b)
5.0ms
(/ PI a)

series296.0ms

Counts
4 → 12
Calls
4 calls:
150.0ms
(/ (/ (+ (/ PI a) (/ (- PI) b)) (- b a)) (* (+ a b) 2))
79.0ms
(/ (+ (/ PI a) (/ (- PI) b)) (- b a))
35.0ms
(/ (- PI) b)
31.0ms
(/ PI a)

simplify792.0ms

Counts
298 → 298
Iterations
IterNodes
22372
1853
0377

prune3.0s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0b

localize23.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (/ PI (* a b)) (* (+ a b) 2))
0.7b
(/ PI (* a b))

rewrite53.0ms

Algorithm
rewrite-expression-head
Rules
28×add-cbrt-cube add-exp-log
16×times-frac
12×cbrt-undiv div-exp
10×associate-/l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
prod-exp cbrt-unprod
div-inv
expm1-log1p-u pow1 clear-num associate-/r* frac-2neg associate-*l/ associate-/r/ insert-posit16 log1p-expm1-u add-log-exp
flip3-+ flip-+ associate-/l/
Counts
2 → 67
Calls
2 calls:
33.0ms
(/ (/ PI (* a b)) (* (+ a b) 2))
19.0ms
(/ PI (* a b))

series144.0ms

Counts
2 → 6
Calls
2 calls:
105.0ms
(/ (/ PI (* a b)) (* (+ a b) 2))
39.0ms
(/ PI (* a b))

simplify3.2s

Counts
73 → 73
Iterations
IterNodes
37680
21161
1334
0123

prune737.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize30.0ms

Local error

Found 3 expressions with local error:

0.2b
(* (/ PI (+ a b)) (/ 1/2 (* b a)))
0.3b
(/ PI (+ a b))
0.5b
(/ 1/2 (* b a))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
38×*-un-lft-identity
31×times-frac add-cbrt-cube add-exp-log
29×add-sqr-sqrt
24×add-cube-cbrt
18×associate-*l*
10×cbrt-undiv div-exp
prod-exp cbrt-unprod
associate-*r* distribute-lft-out
associate-/l*
pow1 associate-/r*
associate-/r/ div-inv
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
clear-num frac-2neg flip3-+ flip-+ unswap-sqr
frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
3 → 114
Calls
3 calls:
58.0ms
(* (/ PI (+ a b)) (/ 1/2 (* b a)))
16.0ms
(/ PI (+ a b))
18.0ms
(/ 1/2 (* b a))

series193.0ms

Counts
3 → 9
Calls
3 calls:
84.0ms
(* (/ PI (+ a b)) (/ 1/2 (* b a)))
75.0ms
(/ PI (+ a b))
34.0ms
(/ 1/2 (* b a))

simplify4.3s

Counts
123 → 123
Iterations
IterNodes
39295
21737
1432
0162

prune1.2s

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0b

localize27.0ms

Local error

Found 4 expressions with local error:

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

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
66×*-un-lft-identity
64×add-sqr-sqrt
61×times-frac
46×add-cube-cbrt
22×add-cbrt-cube add-exp-log
21×associate-*r*
18×associate-*l*
10×associate-/r*
associate-/l*
cbrt-undiv div-exp distribute-lft-out
pow1 associate-/r/
div-inv
expm1-log1p-u prod-exp cbrt-unprod insert-posit16 log1p-expm1-u add-log-exp unswap-sqr
clear-num frac-2neg distribute-lft-out-- difference-of-squares
flip3-+ flip-+
frac-times flip3-- pow-prod-down associate-*l/ associate-*r/ *-commutative flip--
Counts
4 → 162
Calls
4 calls:
62.0ms
(* (/ (fma (/ PI b) -1 (/ PI a)) (+ b a)) (/ 1/2 (- b a)))
14.0ms
(/ (fma (/ PI b) -1 (/ PI a)) (+ b a))
4.0ms
(/ PI b)
4.0ms
(/ PI a)

series400.0ms

Counts
4 → 12
Calls
4 calls:
149.0ms
(* (/ (fma (/ PI b) -1 (/ PI a)) (+ b a)) (/ 1/2 (- b a)))
157.0ms
(/ (fma (/ PI b) -1 (/ PI a)) (+ b a))
46.0ms
(/ PI b)
47.0ms
(/ PI a)

simplify3.0s

Counts
174 → 174
Iterations
IterNodes
36558
21930
1620
0251

prune1.8s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes105.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
212
112
09

end0.0ms

sample2.2s

Algorithm
intervals
Results
2.0s9629×body80valid