Details

Time bar (total: 8.6s)

sample24.0ms

Algorithm
intervals
Results
13.0ms298×body80valid

simplify39.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03110
19010
238410
3182810
4500110
done500110

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.7b

localize12.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
0.7b
(/ 1.0 (- (* b b) (* a a)))
4.1b
(- (* b b) (* a a))
11.1b
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

rewrite254.0ms

Algorithm
rewrite-expression-head
Rules
515×times-frac
419×add-sqr-sqrt
403×*-un-lft-identity
395×add-cube-cbrt
339×prod-diff
171×distribute-rgt-in distribute-lft-in
57×div-inv
36×add-exp-log add-cbrt-cube
30×associate-*r*
14×frac-times associate-*l*
13×prod-exp cbrt-unprod
12×difference-of-squares
11×pow1
cbrt-undiv div-exp
associate-*r/ associate-*l/
flip3-- flip--
add-log-exp
distribute-lft-out--
expm1-log1p-u pow-prod-down associate-/r* associate-/r/ frac-sub log1p-expm1-u unswap-sqr
sub-neg associate-/l*
*-commutative
frac-2neg fma-neg diff-log clear-num
Counts
4 → 501
Calls
4 calls:
44.0ms
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
13.0ms
(/ 1.0 (- (* b b) (* a a)))
8.0ms
(- (* b b) (* a a))
148.0ms
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

series238.0ms

Counts
4 → 12
Calls
4 calls:
62.0ms
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
44.0ms
(/ 1.0 (- (* b b) (* a a)))
37.0ms
(- (* b b) (* a a))
95.0ms
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

simplify148.0ms

Counts
513 → 513
Iterations

Useful iterations: 1 (46.0ms)

IterNodesCost
0248115016
1500213008
done500213008

prune917.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 11.0b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ b a))
0.1b
(/ (/ 1.0 (+ b a)) (- b a))
0.1b
(* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a)))
11.1b
(* (* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

rewrite371.0ms

Algorithm
rewrite-expression-head
Rules
820×times-frac
669×*-un-lft-identity
620×add-sqr-sqrt
513×add-cube-cbrt
338×prod-diff
171×distribute-rgt-in distribute-lft-in
108×associate-*r*
69×div-inv
61×add-exp-log add-cbrt-cube
42×distribute-lft-out--
41×difference-of-squares
37×distribute-lft-out
28×associate-/r/
22×cbrt-undiv div-exp
21×associate-/l*
19×prod-exp cbrt-unprod
14×frac-times associate-*l*
12×flip3-+ flip-+
11×pow1
associate-/r*
associate-*r/ associate-*l/
flip3-- flip-- unswap-sqr
expm1-log1p-u pow-prod-down frac-sub log1p-expm1-u add-log-exp
sub-neg frac-2neg clear-num *-commutative
associate-/l/
Counts
4 → 704
Calls
4 calls:
11.0ms
(/ 1.0 (+ b a))
28.0ms
(/ (/ 1.0 (+ b a)) (- b a))
86.0ms
(* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a)))
184.0ms
(* (* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

series272.0ms

Counts
4 → 12
Calls
4 calls:
40.0ms
(/ 1.0 (+ b a))
56.0ms
(/ (/ 1.0 (+ b a)) (- b a))
69.0ms
(* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a)))
106.0ms
(* (* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

simplify177.0ms

Counts
716 → 716
Iterations

Useful iterations: 1 (55.0ms)

IterNodesCost
0314016922
1500315938
done500315938

prune1.4s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.1b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ b a))
0.2b
(/ (* (* (/ PI 2.0) (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b))) (- b a))
0.3b
(* (* (/ PI 2.0) (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b)))
0.3b
(* (/ PI 2.0) (/ 1.0 (+ b a)))

rewrite394.0ms

Algorithm
rewrite-expression-head
Rules
520×times-frac
425×add-sqr-sqrt
423×*-un-lft-identity
397×add-cube-cbrt
338×prod-diff
171×distribute-rgt-in distribute-lft-in
61×add-exp-log add-cbrt-cube
58×div-inv
30×associate-*r*
27×frac-times
22×prod-exp cbrt-unprod
19×cbrt-undiv div-exp
15×associate-*r/ associate-*l/ associate-/l/
14×associate-*l*
11×pow1
flip3-- associate-/r* flip--
frac-sub
distribute-lft-out distribute-lft-out--
associate-/r/ difference-of-squares
expm1-log1p-u pow-prod-down log1p-expm1-u associate-/l* add-log-exp unswap-sqr
sub-neg frac-2neg flip3-+ clear-num *-commutative flip-+
Counts
4 → 536
Calls
4 calls:
11.0ms
(/ 1.0 (+ b a))
157.0ms
(/ (* (* (/ PI 2.0) (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b))) (- b a))
146.0ms
(* (* (/ PI 2.0) (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b)))
37.0ms
(* (/ PI 2.0) (/ 1.0 (+ b a)))

series309.0ms

Counts
4 → 12
Calls
4 calls:
45.0ms
(/ 1.0 (+ b a))
98.0ms
(/ (* (* (/ PI 2.0) (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b))) (- b a))
105.0ms
(* (* (/ PI 2.0) (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b)))
62.0ms
(* (/ PI 2.0) (/ 1.0 (+ b a)))

simplify154.0ms

Counts
548 → 548
Iterations

Useful iterations: 1 (52.0ms)

IterNodesCost
0263413861
1500112813
done500112813

prune932.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (/ 1.0 a) (/ 1.0 b))
0.2b
(/ (/ (* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (+ b a))) (- b a))
0.2b
(/ (* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (+ b a)))
0.4b
(* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b)))

rewrite385.0ms

Algorithm
rewrite-expression-head
Rules
773×times-frac
616×add-sqr-sqrt
608×*-un-lft-identity
576×add-cube-cbrt
507×prod-diff
171×distribute-rgt-in distribute-lft-in
91×div-inv
59×add-exp-log add-cbrt-cube
21×prod-exp cbrt-unprod
20×associate-*r/
19×cbrt-undiv div-exp
18×distribute-lft-out--
16×associate-/r/ difference-of-squares
13×fma-neg
12×associate-*r*
pow1
associate-/l*
flip3-+ flip-+
associate-/r* add-log-exp
expm1-log1p-u flip3-- flip-- log1p-expm1-u associate-/l/
sub-neg pow-prod-down frac-sub
frac-2neg clear-num
diff-log associate-*l* *-commutative
Counts
4 → 688
Calls
4 calls:
34.0ms
(- (/ 1.0 a) (/ 1.0 b))
59.0ms
(/ (/ (* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (+ b a))) (- b a))
121.0ms
(/ (* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (+ b a)))
106.0ms
(* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b)))

series305.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(- (/ 1.0 a) (/ 1.0 b))
98.0ms
(/ (/ (* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (+ b a))) (- b a))
109.0ms
(/ (* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (+ b a)))
65.0ms
(* (* PI 1.0) (- (/ 1.0 a) (/ 1.0 b)))

simplify163.0ms

Counts
700 → 700
Iterations

Useful iterations: 1 (44.0ms)

IterNodesCost
0251216433
1500114600
done500114600

prune1.3s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

regimes65.0ms

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
0179
1179
done179

end0.0ms

sample627.0ms

Algorithm
intervals
Results
422.0ms9590×body80valid