Details

Time bar (total: 53.9s)

sample158.0ms

Algorithm
intervals
Results
119.0ms508×body80valid

simplify647.0ms

Calls
1 calls:
Slowest
647.0ms
(- (- (+ (- (* (* (* (* x 18.0) y) z) t) (* (* a 4.0) t)) (* b c)) (* (* x 4.0) i)) (* (* j 27.0) k))

prune44.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 3.7b

localize66.0ms

Local error

Found 4 expressions with local error:

5.8b
(* (* (* x 18.0) y) z)
3.9b
(* (* (* (* x 18.0) y) z) t)
0.5b
(* (* x 18.0) y)
0.2b
(* (* a 4.0) t)

rewrite296.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-cbrt-cube add-exp-log
22×pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u associate-*l* *-commutative insert-posit16 log1p-expm1-u add-log-exp
Calls
4 calls:
Slowest
191.0ms
(* (* (* (* x 18.0) y) z) t)
67.0ms
(* (* (* x 18.0) y) z)
23.0ms
(* (* x 18.0) y)
13.0ms
(* (* a 4.0) t)

series183.0ms

Calls
4 calls:
Slowest
70.0ms
(* (* (* (* x 18.0) y) z) t)
42.0ms
(* (* a 4.0) t)
40.0ms
(* (* (* x 18.0) y) z)
31.0ms
(* (* x 18.0) y)

simplify7.9s

Calls
55 calls:
Slowest
532.0ms
(* (* (* (* a 4.0) (* a 4.0)) (* a 4.0)) (* (* t t) t))
522.0ms
(* (* (* (* x 18.0) (* x 18.0)) (* x 18.0)) (* (* y y) y))
483.0ms
(* (* (* (* a a) a) (* (* 4.0 4.0) 4.0)) (* (* t t) t))
438.0ms
(* (* (* (* x x) x) (* (* 18.0 18.0) 18.0)) (* (* y y) y))
405.0ms
(* (* (* (* x 18.0) y) z) t)

prune2.5s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.6b

localize60.0ms

Local error

Found 4 expressions with local error:

5.8b
(* (* x (* 18.0 y)) z)
3.9b
(* (* (* x (* 18.0 y)) z) t)
0.2b
(* (* a 4.0) t)
0.2b
(* (* j 27.0) k)

rewrite268.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-cbrt-cube add-exp-log
22×pow-prod-down prod-exp cbrt-unprod
12×associate-*r*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u associate-*l* *-commutative insert-posit16 log1p-expm1-u add-log-exp
Calls
4 calls:
Slowest
145.0ms
(* (* (* x (* 18.0 y)) z) t)
64.0ms
(* (* x (* 18.0 y)) z)
29.0ms
(* (* j 27.0) k)
28.0ms
(* (* a 4.0) t)

series169.0ms

Calls
4 calls:
Slowest
68.0ms
(* (* (* x (* 18.0 y)) z) t)
53.0ms
(* (* x (* 18.0 y)) z)
26.0ms
(* (* a 4.0) t)
22.0ms
(* (* j 27.0) k)

simplify8.2s

Calls
54 calls:
Slowest
474.0ms
(* (* (* (* a a) a) (* (* 4.0 4.0) 4.0)) (* (* t t) t))
467.0ms
(* (* (* (* a 4.0) (* a 4.0)) (* a 4.0)) (* (* t t) t))
457.0ms
(* (* (* (* j j) j) (* (* 27.0 27.0) 27.0)) (* (* k k) k))
452.0ms
(* (* (* (* j 27.0) (* j 27.0)) (* j 27.0)) (* (* k k) k))
387.0ms
(+ (+ (log (* x (* 18.0 y))) (log z)) (log t))

prune2.4s

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.5b

localize74.0ms

Local error

Found 4 expressions with local error:

5.8b
(* (* x (* 18.0 y)) z)
3.9b
(* (* (* x (* 18.0 y)) z) t)
0.2b
(* (* j 27.0) k)
0.2b
(* x (* 18.0 y))

rewrite288.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-cbrt-cube add-exp-log
22×pow-prod-down prod-exp cbrt-unprod
10×associate-*r*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
associate-*l*
expm1-log1p-u *-commutative insert-posit16 log1p-expm1-u add-log-exp
Calls
4 calls:
Slowest
190.0ms
(* (* (* x (* 18.0 y)) z) t)
69.0ms
(* (* x (* 18.0 y)) z)
14.0ms
(* (* j 27.0) k)
13.0ms
(* x (* 18.0 y))

series185.0ms

Calls
4 calls:
Slowest
79.0ms
(* (* (* x (* 18.0 y)) z) t)
45.0ms
(* (* j 27.0) k)
36.0ms
(* (* x (* 18.0 y)) z)
25.0ms
(* x (* 18.0 y))

simplify8.3s

Calls
54 calls:
Slowest
667.0ms
(+ (+ (+ (log x) (log (* 18.0 y))) (log z)) (log t))
565.0ms
(* (* (* x x) x) (* (* (* 18.0 y) (* 18.0 y)) (* 18.0 y)))
553.0ms
(* (* (* (* j 27.0) (* j 27.0)) (* j 27.0)) (* (* k k) k))
458.0ms
(* (* (* (* (* x (* 18.0 y)) (* x (* 18.0 y))) (* x (* 18.0 y))) (* (* z z) z)) (* (* t t) t))
451.0ms
(* (* (* (* j j) j) (* (* 27.0 27.0) 27.0)) (* (* k k) k))

prune2.4s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.5b

localize55.0ms

Local error

Found 4 expressions with local error:

5.8b
(* (* x (* 18.0 y)) z)
3.9b
(* (* (* x (* 18.0 y)) z) t)
0.2b
(* j (* 27.0 k))
0.2b
(* x (* 18.0 y))

rewrite239.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-cbrt-cube add-exp-log
22×pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt *-un-lft-identity associate-*r* associate-*l* add-cube-cbrt
expm1-log1p-u *-commutative insert-posit16 log1p-expm1-u add-log-exp
Calls
4 calls:
Slowest
146.0ms
(* (* (* x (* 18.0 y)) z) t)
64.0ms
(* (* x (* 18.0 y)) z)
15.0ms
(* j (* 27.0 k))
12.0ms
(* x (* 18.0 y))

series181.0ms

Calls
4 calls:
Slowest
76.0ms
(* (* (* x (* 18.0 y)) z) t)
40.0ms
(* (* x (* 18.0 y)) z)
36.0ms
(* j (* 27.0 k))
29.0ms
(* x (* 18.0 y))

simplify7.6s

Calls
54 calls:
Slowest
539.0ms
(* (* (* j j) j) (* (* (* 27.0 k) (* 27.0 k)) (* 27.0 k)))
526.0ms
(* (* (* x x) x) (* (* (* 18.0 y) (* 18.0 y)) (* 18.0 y)))
422.0ms
(* (* (* j j) j) (* (* (* 27.0 27.0) 27.0) (* (* k k) k)))
391.0ms
(* (* (* (* (* x (* 18.0 y)) (* x (* 18.0 y))) (* x (* 18.0 y))) (* (* z z) z)) (* (* t t) t))
368.0ms
(* (* (* x x) x) (* (* (* 18.0 18.0) 18.0) (* (* y y) y)))

prune2.4s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.5b

regimes2.7s

Accuracy

26.1% (3.3b remaining)

Error of 3.9b against oracle of 0.6b and baseline of 5.1b

bsearch165.0ms

end0.0ms

sample6.5s

Algorithm
intervals
Results
5.2s16453×body80valid