Details

Time bar (total: 17.5s)

sample33.0ms

Algorithm
intervals
Results
19.0ms316×body80valid

simplify2.1s

Counts
1 → 1
Iterations
IterNodes
done5000
41772
3378
289
130
015

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.6b

localize36.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
0.5b
(/ 1.0 (- (* b b) (* a a)))
5.0b
(- (* b b) (* a a))
6.5b
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

rewrite194.0ms

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:
40.0ms
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
14.0ms
(/ 1.0 (- (* b b) (* a a)))
6.0ms
(- (* b b) (* a a))
128.0ms
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

series359.0ms

Counts
4 → 12
Calls
4 calls:
88.0ms
(* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a))))
71.0ms
(/ 1.0 (- (* b b) (* a a)))
60.0ms
(- (* b b) (* a a))
140.0ms
(* (* (/ PI 2.0) (/ 1.0 (- (* b b) (* a a)))) (- (/ 1.0 a) (/ 1.0 b)))

simplify1.2s

Counts
165 → 165
Iterations
IterNodes
done5001
1873
0258

prune892.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 6.4b

localize36.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (- b a))
0.2b
(* (/ (/ PI 2.0) (+ a b)) (/ 1.0 (- b a)))
0.2b
(/ (/ PI 2.0) (+ a b))
6.5b
(* (* (/ (/ PI 2.0) (+ a b)) (/ 1.0 (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

rewrite303.0ms

Algorithm
rewrite-expression-head
Rules
234×times-frac
193×*-un-lft-identity
164×add-sqr-sqrt
117×add-cube-cbrt
61×add-cbrt-cube add-exp-log
59×associate-*l*
33×associate-*r*
27×distribute-lft-out
22×cbrt-undiv div-exp
19×prod-exp cbrt-unprod
16×associate-/l*
15×div-inv
14×frac-times
12×distribute-lft-out--
11×pow1 difference-of-squares
associate-/r*
associate-*l/ associate-*r/ 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 flip3-+ *-commutative flip-+
associate-/l/
Counts
4 → 288
Calls
4 calls:
13.0ms
(/ 1.0 (- b a))
82.0ms
(* (/ (/ PI 2.0) (+ a b)) (/ 1.0 (- b a)))
13.0ms
(/ (/ PI 2.0) (+ a b))
179.0ms
(* (* (/ (/ PI 2.0) (+ a b)) (/ 1.0 (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

series376.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(/ 1.0 (- b a))
103.0ms
(* (/ (/ PI 2.0) (+ a b)) (/ 1.0 (- b a)))
71.0ms
(/ (/ PI 2.0) (+ a b))
130.0ms
(* (* (/ (/ PI 2.0) (+ a b)) (/ 1.0 (- b a))) (- (/ 1.0 a) (/ 1.0 b)))

simplify1.4s

Counts
300 → 300
Iterations
IterNodes
done5000
11344
0407

prune1.8s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize46.0ms

Local error

Found 4 expressions with local error:

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

rewrite294.0ms

Algorithm
rewrite-expression-head
Rules
122×times-frac
108×*-un-lft-identity
88×add-sqr-sqrt
60×add-cube-cbrt
43×add-cbrt-cube add-exp-log
14×cbrt-undiv div-exp prod-exp cbrt-unprod distribute-lft-out associate-/l*
12×associate-*r* distribute-lft-out--
11×div-inv
10×associate-*l/ difference-of-squares
pow1 associate-/r*
associate-/l/
frac-times flip3-- associate-*r/ flip-- add-log-exp
frac-sub
associate-/r/
sub-neg pow-prod-down
distribute-rgt-in clear-num frac-2neg distribute-lft-in
flip3-+ diff-log associate-*l* *-commutative flip-+
Counts
4 → 190
Calls
4 calls:
21.0ms
(- (/ 1.0 a) (/ 1.0 b))
122.0ms
(/ (* (* (/ (/ PI 2.0) (+ a b)) 1.0) (- (/ 1.0 a) (/ 1.0 b))) (- b a))
28.0ms
(/ (/ PI 2.0) (+ a b))
116.0ms
(* (* (/ (/ PI 2.0) (+ a b)) 1.0) (- (/ 1.0 a) (/ 1.0 b)))

series437.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(- (/ 1.0 a) (/ 1.0 b))
158.0ms
(/ (* (* (/ (/ PI 2.0) (+ a b)) 1.0) (- (/ 1.0 a) (/ 1.0 b))) (- b a))
79.0ms
(/ (/ PI 2.0) (+ a b))
159.0ms
(* (* (/ (/ PI 2.0) (+ a b)) 1.0) (- (/ 1.0 a) (/ 1.0 b)))

simplify1.2s

Counts
202 → 202
Iterations
IterNodes
done5000
1969
0337

prune1.3s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize38.0ms

Local error

Found 4 expressions with local error:

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

rewrite246.0ms

Algorithm
rewrite-expression-head
Rules
514×times-frac
420×add-sqr-sqrt
380×*-un-lft-identity
142×add-cube-cbrt
122×distribute-lft-out--
105×difference-of-squares
83×associate-/r*
44×div-inv
43×add-cbrt-cube add-exp-log
22×cbrt-undiv div-exp
19×associate-/l*
14×distribute-lft-out
12×associate-/r/
prod-exp cbrt-unprod add-log-exp
flip3-- flip--
pow1 frac-sub associate-/l/
clear-num frac-2neg
sub-neg flip3-+ diff-log div-sub associate-*l/ flip-+
Counts
4 → 366
Calls
4 calls:
38.0ms
(- (/ 1.0 a) (/ 1.0 b))
54.0ms
(/ (- b a) (- (/ 1.0 a) (/ 1.0 b)))
115.0ms
(/ (* (/ (/ PI 2.0) (+ a b)) 1.0) (/ (- b a) (- (/ 1.0 a) (/ 1.0 b))))
13.0ms
(/ (/ PI 2.0) (+ a b))

series356.0ms

Counts
4 → 12
Calls
4 calls:
40.0ms
(- (/ 1.0 a) (/ 1.0 b))
94.0ms
(/ (- b a) (- (/ 1.0 a) (/ 1.0 b)))
139.0ms
(/ (* (/ (/ PI 2.0) (+ a b)) 1.0) (/ (- b a) (- (/ 1.0 a) (/ 1.0 b))))
83.0ms
(/ (/ PI 2.0) (+ a b))

simplify1.8s

Counts
378 → 378
Iterations
IterNodes
done5001
11656
0541

prune1.8s

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

regimes123.0ms

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
done17
117
015

end0.0ms

sample1.2s

Algorithm
intervals
Results
984.0ms9576×body80valid