Details

Time bar (total: 22.3s)

sample63.0ms

Algorithm
intervals
Results
42.0ms326×body80valid

simplify41.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
41.0ms
(/ (* a1 a2) (* b1 b2))

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 9.9b

localize13.0ms

Local error

Found 1 expressions with local error:

9.9b
(/ (* a1 a2) (* b1 b2))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
13×add-cbrt-cube add-exp-log
cbrt-undiv div-exp prod-exp cbrt-unprod
add-sqr-sqrt pow1 clear-num associate-/r* frac-2neg *-un-lft-identity times-frac add-cube-cbrt insert-posit16 div-inv associate-/l* add-log-exp
Counts
1 → 22
Calls
1 calls:
Slowest
22.0ms
(/ (* a1 a2) (* b1 b2))

series47.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
47.0ms
(/ (* a1 a2) (* b1 b2))

simplify3.5s

Counts
13 → 25
Calls
13 calls:
Slowest
865.0ms
(/ (* (* (* a1 a2) (* a1 a2)) (* a1 a2)) (* (* (* b1 b2) (* b1 b2)) (* b1 b2)))
692.0ms
(/ (* (* (* a1 a1) a1) (* (* a2 a2) a2)) (* (* (* b1 b2) (* b1 b2)) (* b1 b2)))
654.0ms
(/ (* (* (* a1 a2) (* a1 a2)) (* a1 a2)) (* (* (* b1 b1) b1) (* (* b2 b2) b2)))
584.0ms
(/ (* (* (* a1 a1) a1) (* (* a2 a2) a2)) (* (* (* b1 b1) b1) (* (* b2 b2) b2)))
154.0ms
(- (log (* a1 a2)) (+ (log b1) (log b2)))

prune247.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.1b

localize18.0ms

Local error

Found 2 expressions with local error:

6.4b
(/ (/ (* a1 a2) b1) b2)
4.7b
(/ (* a1 a2) b1)

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
36×times-frac
20×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
16×add-cbrt-cube add-exp-log
associate-/l*
cbrt-undiv div-exp
associate-/r* div-inv
pow1 clear-num frac-2neg prod-exp cbrt-unprod insert-posit16 add-log-exp
associate-/l/
Counts
2 → 71
Calls
2 calls:
Slowest
18.0ms
(/ (/ (* a1 a2) b1) b2)
15.0ms
(/ (* a1 a2) b1)

series79.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
51.0ms
(/ (/ (* a1 a2) b1) b2)
28.0ms
(/ (* a1 a2) b1)

simplify3.7s

Counts
75 → 77
Calls
75 calls:
Slowest
372.0ms
(/ (/ (* (* (* a1 a2) (* a1 a2)) (* a1 a2)) (* (* b1 b1) b1)) (* (* b2 b2) b2))
288.0ms
(/ (/ (* (* (* a1 a1) a1) (* (* a2 a2) a2)) (* (* b1 b1) b1)) (* (* b2 b2) b2))
261.0ms
(- (log (/ (* a1 a2) b1)) (log b2))
222.0ms
(- (- (+ (log a1) (log a2)) (log b1)) (log b2))
176.0ms
(- (- (log (* a1 a2)) (log b1)) (log b2))

prune764.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize23.0ms

Local error

Found 2 expressions with local error:

6.4b
(/ (* a1 (/ a2 b1)) b2)
4.0b
(* a1 (/ a2 b1))

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
16×add-cbrt-cube add-exp-log
13×times-frac associate-*r*
12×*-un-lft-identity add-cube-cbrt
cbrt-undiv div-exp
pow1 prod-exp cbrt-unprod
associate-/r* associate-*l*
associate-*r/ insert-posit16 div-inv add-log-exp unswap-sqr
clear-num frac-2neg pow-prod-down *-commutative associate-/l* associate-/l/
Counts
2 → 58
Calls
2 calls:
Slowest
20.0ms
(/ (* a1 (/ a2 b1)) b2)
16.0ms
(* a1 (/ a2 b1))

series84.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
49.0ms
(/ (* a1 (/ a2 b1)) b2)
35.0ms
(* a1 (/ a2 b1))

simplify2.4s

Counts
45 → 64
Calls
45 calls:
Slowest
339.0ms
(/ (* (* (* a1 (/ a2 b1)) (* a1 (/ a2 b1))) (* a1 (/ a2 b1))) (* (* b2 b2) b2))
294.0ms
(/ (* (* (* a1 a1) a1) (/ (* (* a2 a2) a2) (* (* b1 b1) b1))) (* (* b2 b2) b2))
254.0ms
(* (* (* a1 a1) a1) (* (* (/ a2 b1) (/ a2 b1)) (/ a2 b1)))
240.0ms
(/ (* (* (* a1 a1) a1) (* (* (/ a2 b1) (/ a2 b1)) (/ a2 b1))) (* (* b2 b2) b2))
215.0ms
(- (+ (log a1) (- (log a2) (log b1))) (log b2))

prune668.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize12.0ms

Local error

Found 2 expressions with local error:

6.5b
(* (/ (* a1 a2) b1) (/ 1 b2))
4.7b
(/ (* a1 a2) b1)

rewrite49.0ms

Algorithm
rewrite-expression-head
Rules
46×add-exp-log
28×add-cbrt-cube
20×add-sqr-sqrt
17×times-frac prod-exp
16×div-exp
14×*-un-lft-identity
13×associate-*r* add-cube-cbrt
cbrt-undiv cbrt-unprod
associate-*l*
pow1
rec-exp associate-/r* 1-exp div-inv unswap-sqr
insert-posit16 add-log-exp
frac-times clear-num frac-2neg pow-prod-down associate-*l/ associate-*r/ un-div-inv *-commutative associate-/l*
Counts
2 → 77
Calls
2 calls:
Slowest
30.0ms
(* (/ (* a1 a2) b1) (/ 1 b2))
16.0ms
(/ (* a1 a2) b1)

series77.0ms

Counts
2 → 6
Calls
2 calls:
Slowest
55.0ms
(* (/ (* a1 a2) b1) (/ 1 b2))
21.0ms
(/ (* a1 a2) b1)

simplify7.3s

Counts
65 → 83
Calls
65 calls:
Slowest
624.0ms
(+ (- (log (* a1 a2)) (log b1)) (- (log 1) (log b2)))
495.0ms
(* (/ (* (* (* a1 a2) (* a1 a2)) (* a1 a2)) (* (* b1 b1) b1)) (/ (* (* 1 1) 1) (* (* b2 b2) b2)))
446.0ms
(* (/ (* (* (* a1 a1) a1) (* (* a2 a2) a2)) (* (* b1 b1) b1)) (/ (* (* 1 1) 1) (* (* b2 b2) b2)))
438.0ms
(+ (- (log (* a1 a2)) (log b1)) (log (/ 1 b2)))
384.0ms
(* (/ (* a1 a2) b1) (/ 1 b2))

prune799.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes581.0ms

Accuracy

33.6% (7.0b remaining)

Error of 7.0b against oracle of 0.0b and baseline of 10.6b

bsearch13.0ms

end0.0ms

sample1.7s

Algorithm
intervals
Results
1.3s9944×body80valid