Details

Time bar (total: 14.4s)

sample283.0ms

Algorithm
intervals
Results
99.0ms55×body10240exit
35.0ms256×body80valid
31.0ms262×body80nan

simplify803.0ms

Counts
1 → 1
Iterations
IterNodes
done2044
61161
5250
4110
345
222
113
07

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize31.0ms

Local error

Found 3 expressions with local error:

0.0b
(sin (pow (sqrt (atan2 b b)) (- b a)))
0.0b
(pow (sqrt (atan2 b b)) (- b a))
1.0b
(sqrt (atan2 b b))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
*-un-lft-identity
add-cube-cbrt
pow1 unpow-prod-down sqrt-prod
pow-unpow
add-exp-log
pow-pow add-cbrt-cube insert-posit16 add-log-exp
unpow-prod-up sqrt-pow1 pow1/2
pow-to-exp rem-sqrt-square sub-neg pow-exp sqrt-pow2 distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
3 → 51
Calls
3 calls:
13.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
10.0ms
(pow (sqrt (atan2 b b)) (- b a))
4.0ms
(sqrt (atan2 b b))

series134.0ms

Counts
3 → 9
Calls
3 calls:
76.0ms
(sin (pow (sqrt (atan2 b b)) (- b a)))
39.0ms
(pow (sqrt (atan2 b b)) (- b a))
18.0ms
(sqrt (atan2 b b))

simplify732.0ms

Counts
60 → 60
Iterations
IterNodes
done2004
31051
2391
1184
078

prune283.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 2 expressions with local error:

0.0b
(sin (pow (atan2 b b) (* 1/2 (- b a))))
0.0b
(pow (atan2 b b) (* 1/2 (- b a)))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
unpow-prod-up
add-sqr-sqrt pow1 unpow-prod-down *-un-lft-identity add-exp-log add-cube-cbrt
distribute-rgt-in sub-neg distribute-lft-in add-cbrt-cube insert-posit16 add-log-exp
pow-to-exp pow-unpow pow-pow pow-exp sqr-pow
Counts
2 → 28
Calls
2 calls:
21.0ms
(sin (pow (atan2 b b) (* 1/2 (- b a))))
7.0ms
(pow (atan2 b b) (* 1/2 (- b a)))

series108.0ms

Counts
2 → 6
Calls
2 calls:
75.0ms
(sin (pow (atan2 b b) (* 1/2 (- b a))))
33.0ms
(pow (atan2 b b) (* 1/2 (- b a)))

simplify781.0ms

Counts
34 → 34
Iterations
IterNodes
done2001
31473
2425
1159
068

prune152.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(pow (sqrt (sqrt (atan2 b b))) (- b a))
0.0b
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a)))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))

rewrite59.0ms

Algorithm
rewrite-expression-head
Rules
93×sqrt-prod
87×unpow-prod-down
82×add-sqr-sqrt
28×*-un-lft-identity
26×add-cube-cbrt
25×unswap-sqr
23×swap-sqr
17×add-exp-log
15×associate-*r* associate-*l* sqr-pow
14×unpow-prod-up
pow1 prod-exp
pow-to-exp sub-neg pow-exp
sqrt-pow1 add-cbrt-cube
pow-unpow pow-pow pow-sub
pow1/2 insert-posit16 add-log-exp
rem-sqrt-square
pow2 frac-times pow-prod-down associate-*l/ associate-*r/ pow-sqr *-commutative pow-prod-up cbrt-unprod sqrt-pow2 distribute-lft-out-- difference-of-squares
Counts
4 → 166
Calls
4 calls:
6.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
46.0ms
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a)))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))

series111.0ms

Counts
4 → 12
Calls
4 calls:
32.0ms
(pow (sqrt (sqrt (atan2 b b))) (- b a))
49.0ms
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (pow (sqrt (sqrt (atan2 b b))) (- b a)))
18.0ms
(sqrt (atan2 b b))
11.0ms
(sqrt (atan2 b b))

simplify945.0ms

Counts
178 → 178
Iterations
IterNodes
done2001
21104
1396
0150

prune701.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize54.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (exp (log (pow (sqrt (sqrt (atan2 b b))) (- b a)))))
1.0b
(sqrt (atan2 b b))
1.0b
(sqrt (atan2 b b))
3.3b
(log (pow (sqrt (sqrt (atan2 b b))) (- b a)))

rewrite94.0ms

Algorithm
rewrite-expression-head
Rules
70×add-sqr-sqrt
66×sqrt-prod
60×unpow-prod-down
55×log-prod
40×exp-sum
30×unswap-sqr
19×*-un-lft-identity add-cube-cbrt
18×associate-*r*
15×associate-*l*
14×sqr-pow
add-exp-log
pow1 unpow-prod-up add-cbrt-cube
pow-sub
insert-posit16 add-log-exp
log-div sub-neg rem-log-exp prod-exp
pow-to-exp rem-sqrt-square sqrt-pow1 pow1/2 exp-diff pow-exp
frac-times associate-*l/ associate-*r/ log-pow *-commutative cbrt-unprod
Counts
4 → 135
Calls
4 calls:
77.0ms
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (exp (log (pow (sqrt (sqrt (atan2 b b))) (- b a)))))
2.0ms
(sqrt (atan2 b b))
2.0ms
(sqrt (atan2 b b))
9.0ms
(log (pow (sqrt (sqrt (atan2 b b))) (- b a)))

series219.0ms

Counts
4 → 12
Calls
4 calls:
66.0ms
(* (pow (sqrt (sqrt (atan2 b b))) (- b a)) (exp (log (pow (sqrt (sqrt (atan2 b b))) (- b a)))))
19.0ms
(sqrt (atan2 b b))
14.0ms
(sqrt (atan2 b b))
120.0ms
(log (pow (sqrt (sqrt (atan2 b b))) (- b a)))

simplify855.0ms

Counts
147 → 147
Iterations
IterNodes
done2000
2944
1335
0164

prune830.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes79.0ms

Accuracy

0% (0.0b remaining)

Error of 0.1b against oracle of 0.1b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done12
112
011

end0.0ms

sample7.0s

Algorithm
intervals
Results
3.0s1811×body10240exit
2.2s9580×body80nan
1.3s7995×body80valid
43.0msbody5120valid
3.0msbody2560valid
2.0msbody640valid
0.0msbody160valid