Details

Time bar (total: 34.6s)

sample183.0ms

Algorithm
intervals
Results
55.0ms256×body80valid
12.0ms256×pre80true

simplify3.4s

Counts
1 → 1
Iterations
IterNodes
done5000
51530
4489
3158
271
136
018

prune21.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.4b

localize61.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ 0.5 (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))))
0.2b
(* PI u2)
0.2b
(pow (* -2 (log u1)) 0.5)
0.4b
(* 1/6 (pow (* -2 (log u1)) 0.5))

rewrite73.0ms

Algorithm
rewrite-expression-head
Rules
17×add-exp-log
14×add-sqr-sqrt
pow1 *-un-lft-identity add-cube-cbrt
add-cbrt-cube associate-*r*
prod-exp
associate-*l* add-log-exp
pow-exp insert-posit16
pow-unpow unswap-sqr sqr-pow
pow-to-exp unpow-prod-down pow-pow pow-prod-down *-commutative cbrt-unprod
+-commutative sum-log flip3-+ flip-+
Counts
4 → 73
Calls
4 calls:
13.0ms
(+ 0.5 (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))))
11.0ms
(* PI u2)
11.0ms
(pow (* -2 (log u1)) 0.5)
35.0ms
(* 1/6 (pow (* -2 (log u1)) 0.5))

series2.0s

Counts
4 → 12
Calls
4 calls:
530.0ms
(+ 0.5 (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))))
27.0ms
(* PI u2)
463.0ms
(pow (* -2 (log u1)) 0.5)
987.0ms
(* 1/6 (pow (* -2 (log u1)) 0.5))

simplify3.5s

Counts
85 → 85
Iterations
IterNodes
done5001
34839
21224
1423
0164

prune567.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

localize44.0ms

Local error

Found 4 expressions with local error:

0.2b
(* PI u2)
0.2b
(pow (* -2 (log u1)) 0.5)
0.3b
(* (sqrt 1/6) (* (sqrt 1/6) (pow (* -2 (log u1)) 0.5)))
0.3b
(* (sqrt 1/6) (pow (* -2 (log u1)) 0.5))

rewrite99.0ms

Algorithm
rewrite-expression-head
Rules
31×add-exp-log
20×add-sqr-sqrt
17×prod-exp
15×associate-*l*
13×add-cbrt-cube
12×*-un-lft-identity add-cube-cbrt
11×pow1
associate-*r*
sqrt-prod
pow-exp
cbrt-unprod unswap-sqr
insert-posit16 add-log-exp sqr-pow
pow-to-exp pow-unpow pow-prod-down *-commutative
unpow-prod-down pow-pow
Counts
4 → 90
Calls
4 calls:
11.0ms
(* PI u2)
10.0ms
(pow (* -2 (log u1)) 0.5)
52.0ms
(* (sqrt 1/6) (* (sqrt 1/6) (pow (* -2 (log u1)) 0.5)))
25.0ms
(* (sqrt 1/6) (pow (* -2 (log u1)) 0.5))

series2.8s

Counts
4 → 12
Calls
4 calls:
25.0ms
(* PI u2)
355.0ms
(pow (* -2 (log u1)) 0.5)
994.0ms
(* (sqrt 1/6) (* (sqrt 1/6) (pow (* -2 (log u1)) 0.5)))
1.4s
(* (sqrt 1/6) (pow (* -2 (log u1)) 0.5))

simplify2.7s

Counts
102 → 102
Iterations
IterNodes
done5000
33186
2959
1347
0145

prune623.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0b

localize59.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) 0.5)
0.2b
(* PI u2)
0.2b
(pow (* -2 (log u1)) 0.5)
0.4b
(* 1/6 (pow (* -2 (log u1)) 0.5))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
17×add-exp-log
14×add-sqr-sqrt
pow1 *-un-lft-identity add-cube-cbrt
add-cbrt-cube associate-*r*
prod-exp
associate-*l* add-log-exp
pow-exp insert-posit16
pow-unpow unswap-sqr sqr-pow
pow-to-exp unpow-prod-down pow-pow pow-prod-down *-commutative cbrt-unprod
+-commutative sum-log flip3-+ flip-+
Counts
4 → 73
Calls
4 calls:
67.0ms
(+ (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) 0.5)
11.0ms
(* PI u2)
16.0ms
(pow (* -2 (log u1)) 0.5)
20.0ms
(* 1/6 (pow (* -2 (log u1)) 0.5))

series2.0s

Counts
4 → 12
Calls
4 calls:
533.0ms
(+ (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) 0.5)
33.0ms
(* PI u2)
367.0ms
(pow (* -2 (log u1)) 0.5)
1.1s
(* 1/6 (pow (* -2 (log u1)) 0.5))

simplify3.5s

Counts
85 → 85
Iterations
IterNodes
done5000
34700
21189
1423
0164

prune520.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0b

localize88.0ms

Local error

Found 4 expressions with local error:

0.4b
(* 1/6 (pow (* -2 (log u1)) 0.5))
0.4b
(* 1/6 (pow (* -2 (log u1)) 0.5))
0.4b
(/ (- (* (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5)))) (* 0.5 0.5)) (- (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) 0.5))
0.5b
(* (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))))

rewrite683.0ms

Algorithm
rewrite-expression-head
Rules
202×add-exp-log
166×prod-exp
46×add-cbrt-cube
43×pow1
29×cbrt-unprod
28×pow-exp
23×add-sqr-sqrt
17×*-un-lft-identity pow-prod-down add-cube-cbrt
14×pow-to-exp
12×times-frac
11×associate-*r*
associate-*l*
pow-sqr pow-prod-up insert-posit16 associate-/l* add-log-exp difference-of-squares unswap-sqr sqr-pow
associate-/r* *-commutative
unpow-prod-down pow-plus flip3-- associate-/r/ flip-- associate-/l/
pow2 cbrt-undiv clear-num frac-2neg div-sub swap-sqr div-exp div-inv
Counts
4 → 157
Calls
4 calls:
14.0ms
(* 1/6 (pow (* -2 (log u1)) 0.5))
19.0ms
(* 1/6 (pow (* -2 (log u1)) 0.5))
414.0ms
(/ (- (* (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5)))) (* 0.5 0.5)) (- (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) 0.5))
234.0ms
(* (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))))

series3.6s

Counts
4 → 12
Calls
4 calls:
1.0s
(* 1/6 (pow (* -2 (log u1)) 0.5))
1.0s
(* 1/6 (pow (* -2 (log u1)) 0.5))
1.1s
(/ (- (* (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5)))) (* 0.5 0.5)) (- (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) 0.5))
514.0ms
(* (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))) (* (cos (* 2 (* PI u2))) (* 1/6 (pow (* -2 (log u1)) 0.5))))

simplify3.1s

Counts
169 → 169
Iterations
IterNodes
done5000
22794
1755
0277

prune1.2s

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

regimes360.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done22
122
016

end0.0ms

sample3.3s

Algorithm
intervals
Results
2.7s8000×body80valid
431.0ms8000×pre80true