Details

Time bar (total: 21.0s)

sample30.0ms

Algorithm
intervals
Results
17.0ms304×body80valid

simplify2.0s

Counts
1 → 1
Iterations
IterNodes
done5001
41543
3363
288
130
015

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.2b

localize38.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
0.9b
(/ 1.0 (- (* b b) (* a a)))
5.2b
(- (* b b) (* a a))
8.7b
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

rewrite237.0ms

Algorithm
rewrite-expression-head
Rules
55×add-sqr-sqrt
47×times-frac
39×*-un-lft-identity
36×add-cbrt-cube add-exp-log
31×add-cube-cbrt
30×associate-*r*
14×frac-times associate-*l*
13×prod-exp cbrt-unprod
12×difference-of-squares
11×pow1
cbrt-undiv div-exp
associate-*l/ associate-*r/
flip3-- flip--
add-log-exp
div-inv distribute-lft-out--
associate-/r* pow-prod-down associate-/r/ frac-sub unswap-sqr
sub-neg associate-/l*
distribute-rgt-in distribute-lft-in *-commutative
clear-num frac-2neg diff-log
Counts
4 → 153
Calls
4 calls:
64.0ms
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
16.0ms
(/ 1.0 (- (* b b) (* a a)))
6.0ms
(- (* b b) (* a a))
140.0ms
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

series348.0ms

Counts
4 → 12
Calls
4 calls:
103.0ms
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
52.0ms
(/ 1.0 (- (* b b) (* a a)))
35.0ms
(- (* b b) (* a a))
157.0ms
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

simplify2.5s

Counts
165 → 165
Iterations
IterNodes
done5005
23712
1853
0258

prune1.1s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 7.3b

localize43.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ b a))
0.1b
(/ (/ 1.0 (+ b a)) (- b a))
0.2b
(* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a)))
8.7b
(* (* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

rewrite410.0ms

Algorithm
rewrite-expression-head
Rules
352×times-frac
305×*-un-lft-identity
256×add-sqr-sqrt
149×add-cube-cbrt
108×associate-*r*
61×add-cbrt-cube add-exp-log
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
17×div-inv
14×frac-times associate-*l*
12×flip3-+ flip-+
11×pow1
associate-/r*
associate-*l/ associate-*r/
flip3-- flip-- unswap-sqr
pow-prod-down frac-sub add-log-exp
distribute-rgt-in clear-num sub-neg frac-2neg distribute-lft-in *-commutative
associate-/l/
Counts
4 → 358
Calls
4 calls:
16.0ms
(/ 1.0 (+ b a))
47.0ms
(/ (/ 1.0 (+ b a)) (- b a))
89.0ms
(* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a)))
222.0ms
(* (* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

series356.0ms

Counts
4 → 12
Calls
4 calls:
67.0ms
(/ 1.0 (+ b a))
73.0ms
(/ (/ 1.0 (+ b a)) (- b a))
82.0ms
(* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a)))
135.0ms
(* (* (/ PI 2.0) (/ (/ 1.0 (+ b a)) (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

simplify1.8s

Counts
370 → 370
Iterations
IterNodes
done5000
11521
0450

prune2.1s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize46.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ b a))
0.1b
(/ (* (* PI (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (- b a)))
0.3b
(* (* PI (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b)))
0.3b
(* PI (/ 1.0 (+ b a)))

rewrite259.0ms

Algorithm
rewrite-expression-head
Rules
52×add-cbrt-cube add-exp-log
47×*-un-lft-identity
42×add-sqr-sqrt
36×times-frac
30×associate-*r*
25×add-cube-cbrt
21×prod-exp cbrt-unprod
17×associate-*r/
13×cbrt-undiv div-exp
11×pow1
distribute-lft-out associate-/l/
frac-times associate-/r/
associate-/r* flip3-- div-inv flip-- distribute-lft-out--
associate-*l* pow-prod-down frac-sub associate-/l* add-log-exp difference-of-squares
distribute-rgt-in clear-num sub-neg frac-2neg distribute-lft-in flip3-+ associate-*l/ *-commutative flip-+ unswap-sqr
Counts
4 → 148
Calls
4 calls:
16.0ms
(/ 1.0 (+ b a))
88.0ms
(/ (* (* PI (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (- b a)))
95.0ms
(* (* PI (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b)))
48.0ms
(* PI (/ 1.0 (+ b a)))

series445.0ms

Counts
4 → 12
Calls
4 calls:
67.0ms
(/ 1.0 (+ b a))
141.0ms
(/ (* (* PI (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (- b a)))
152.0ms
(* (* PI (/ 1.0 (+ b a))) (- (/ 1.0 a) (/ 1.0 b)))
85.0ms
(* PI (/ 1.0 (+ b a)))

simplify2.8s

Counts
160 → 160
Iterations
IterNodes
done5404
23964
1769
0234

prune925.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 0.0b

localize41.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (* (/ (* PI 1.0) (+ b a)) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (- b a)))
0.2b
(/ (* PI 1.0) (+ b a))
0.3b
(* (/ (* PI 1.0) (+ b a)) (- (/ 1.0 a) (/ 1.0 b)))

rewrite206.0ms

Algorithm
rewrite-expression-head
Rules
49×add-cbrt-cube add-exp-log
24×add-sqr-sqrt *-un-lft-identity
19×times-frac
17×prod-exp cbrt-unprod
16×cbrt-undiv div-exp
12×associate-*r*
10×associate-*l* add-cube-cbrt
associate-*r/
associate-/l/
frac-times associate-/r/
pow1 associate-/r* flip3-- div-inv flip-- distribute-lft-out--
frac-sub difference-of-squares
distribute-lft-out add-log-exp
distribute-rgt-in clear-num sub-neg frac-2neg distribute-lft-in flip3-+ associate-*l/ flip-+ associate-/l*
pow-prod-down *-commutative unswap-sqr
Counts
3 → 112
Calls
3 calls:
49.0ms
(/ (* (/ (* PI 1.0) (+ b a)) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (- b a)))
20.0ms
(/ (* PI 1.0) (+ b a))
131.0ms
(* (/ (* PI 1.0) (+ b a)) (- (/ 1.0 a) (/ 1.0 b)))

series412.0ms

Counts
3 → 9
Calls
3 calls:
167.0ms
(/ (* (/ (* PI 1.0) (+ b a)) (- (/ 1.0 a) (/ 1.0 b))) (* 2.0 (- b a)))
81.0ms
(/ (* PI 1.0) (+ b a))
165.0ms
(* (/ (* PI 1.0) (+ b a)) (- (/ 1.0 a) (/ 1.0 b)))

simplify2.3s

Counts
121 → 121
Iterations
IterNodes
done5004
23559
1715
0213

prune569.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

regimes188.0ms

Accuracy

0% (0.3b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done19
119
015

end0.0ms

sample1.8s

Algorithm
intervals
Results
1.5s9622×body80valid