Details

Time bar (total: 20.5s)

sample282.0ms

Algorithm
intervals
Results
76.0ms89×body1280valid
30.0ms61×body640valid
9.0ms26×body320valid
8.0ms71×body80valid
2.0msbody160valid

simplify23.0ms

Counts
1 → 1
Iterations
IterNodes
done21
521
420
318
216
112
08

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.7b

localize21.0ms

Local error

Found 3 expressions with local error:

0.2b
(* r (/ (sin b) (cos (+ a b))))
0.2b
(/ (sin b) (cos (+ a b)))
3.8b
(cos (+ a b))

rewrite44.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
19×*-un-lft-identity times-frac add-cube-cbrt
13×associate-*r*
10×add-cbrt-cube add-exp-log
pow1
associate-/r* associate-*l* associate-/l* add-log-exp
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv unswap-sqr
cos-sum clear-num frac-2neg pow-prod-down associate-*r/ *-commutative
Counts
3 → 67
Calls
3 calls:
14.0ms
(* r (/ (sin b) (cos (+ a b))))
8.0ms
(/ (sin b) (cos (+ a b)))
10.0ms
(cos (+ a b))

series202.0ms

Counts
3 → 9
Calls
3 calls:
132.0ms
(* r (/ (sin b) (cos (+ a b))))
44.0ms
(/ (sin b) (cos (+ a b)))
26.0ms
(cos (+ a b))

simplify2.0s

Counts
76 → 76
Iterations
IterNodes
done5001
33075
2838
1269
0117

prune436.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.2b

localize48.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
0.2b
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
0.2b
(* (sin a) (sin b))
0.2b
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

rewrite140.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
22×*-un-lft-identity add-cube-cbrt
20×associate-*r*
19×times-frac
13×add-cbrt-cube add-exp-log
pow1 associate-/r/
sin-mult
associate-*l* cos-mult add-log-exp
associate-/r* flip3-- prod-exp frac-sub cbrt-unprod flip-- associate-/l* sub-div unswap-sqr
cbrt-undiv div-exp pow-prod-down *-commutative div-inv
clear-num sub-neg frac-2neg diff-log associate-*r/
Counts
4 → 100
Calls
4 calls:
18.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
80.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
18.0ms
(* (sin a) (sin b))
21.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

series739.0ms

Counts
4 → 12
Calls
4 calls:
108.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
352.0ms
(* r (/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b)))))
85.0ms
(* (sin a) (sin b))
195.0ms
(/ (sin b) (- (* (cos a) (cos b)) (* (sin a) (sin b))))

simplify1.7s

Counts
112 → 112
Iterations
IterNodes
done5000
21488
1437
0171

prune889.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
0.1b
(* r (sin b))
0.2b
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
0.2b
(* (sin a) (sin b))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
13×add-cbrt-cube add-exp-log
10×*-un-lft-identity add-cube-cbrt
pow1
associate-*r* associate-*l* add-log-exp
sin-mult
associate-/r/ cos-mult
associate-/r* times-frac prod-exp cbrt-unprod
cbrt-undiv flip3-- div-exp pow-prod-down *-commutative frac-sub flip-- sub-div unswap-sqr
clear-num sub-neg frac-2neg diff-log div-inv associate-/l*
Counts
4 → 76
Calls
4 calls:
21.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
14.0ms
(* r (sin b))
36.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
10.0ms
(* (sin a) (sin b))

series562.0ms

Counts
4 → 12
Calls
4 calls:
145.0ms
(- (* (cos a) (cos b)) (* (sin a) (sin b)))
54.0ms
(* r (sin b))
309.0ms
(/ (* r (sin b)) (- (* (cos a) (cos b)) (* (sin a) (sin b))))
54.0ms
(* (sin a) (sin b))

simplify3.0s

Counts
88 → 88
Iterations
IterNodes
done5000
34759
21103
1364
0141

prune675.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize51.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (/ (cos b) (/ (sin b) (cos a))) (sin a))
0.2b
(/ (sin b) (cos a))
0.2b
(/ r (- (/ (cos b) (/ (sin b) (cos a))) (sin a)))
0.3b
(/ (cos b) (/ (sin b) (cos a)))

rewrite146.0ms

Algorithm
rewrite-expression-head
Rules
120×times-frac
111×add-sqr-sqrt
76×*-un-lft-identity
66×add-cube-cbrt
23×associate-/r*
15×difference-of-squares
13×add-cbrt-cube add-exp-log
associate-/l*
div-inv
add-log-exp
cbrt-undiv div-exp distribute-lft-out--
pow1
clear-num frac-2neg associate-/r/
flip3-- flip--
sub-neg diff-log
Counts
4 → 158
Calls
4 calls:
45.0ms
(- (/ (cos b) (/ (sin b) (cos a))) (sin a))
13.0ms
(/ (sin b) (cos a))
60.0ms
(/ r (- (/ (cos b) (/ (sin b) (cos a))) (sin a)))
21.0ms
(/ (cos b) (/ (sin b) (cos a)))

series655.0ms

Counts
4 → 12
Calls
4 calls:
141.0ms
(- (/ (cos b) (/ (sin b) (cos a))) (sin a))
87.0ms
(/ (sin b) (cos a))
326.0ms
(/ r (- (/ (cos b) (/ (sin b) (cos a))) (sin a)))
102.0ms
(/ (cos b) (/ (sin b) (cos a)))

simplify1.6s

Counts
170 → 170
Iterations
IterNodes
done5001
21928
1639
0281

prune1.3s

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes304.0ms

Accuracy

0% (0.3b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 0.4b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done16
116
013

end0.0ms

sample5.6s

Algorithm
intervals
Results
3.4s2890×body1280valid
1.0s1831×body640valid
298.0ms806×body320valid
297.0ms2128×body80valid
135.0ms346×body160valid