Details

Time bar (total: 13.9s)

sample72.0ms

Algorithm
intervals
Results
34.0ms350×body80valid

simplify3.3s

Counts
1 → 1
Iterations

Useful iterations: 2 (17.0ms)

IterNodesCost
01717
13517
29216
325316
450616
562916
670416
774116
889416
9108416
10108816
done108816

prune7.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 4.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* (* y 9.0) z) t))
0.2b
(* (* a 27.0) b)
0.2b
(* (* y 9.0) z)
7.0b
(* (* (* y 9.0) z) t)

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*r*
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
expm1-log1p-u log1p-expm1-u
associate-*l* *-commutative
sub-neg flip3-- fma-neg diff-log prod-diff flip--
Counts
4 → 79
Calls
4 calls:
9.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
21.0ms
(* (* a 27.0) b)
18.0ms
(* (* y 9.0) z)
87.0ms
(* (* (* y 9.0) z) t)

series159.0ms

Counts
4 → 12
Calls
4 calls:
77.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
25.0ms
(* (* a 27.0) b)
22.0ms
(* (* y 9.0) z)
34.0ms
(* (* (* y 9.0) z) t)

simplify1.3s

Counts
91 → 91
Iterations

Useful iterations: done (1.3s)

IterNodesCost
0146914
1367869
21519762
done5000740

prune332.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* t z))) (* (* a 27.0) b))
0.0b
(- (* x 2.0) (* (* y 9.0) (* t z)))
0.2b
(* (* a 27.0) b)
4.7b
(* (* y 9.0) (* t z))

rewrite147.0ms

Algorithm
rewrite-expression-head
Rules
21×pow1 add-exp-log add-cbrt-cube
11×pow-prod-down prod-exp cbrt-unprod add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
expm1-log1p-u associate-*r* log1p-expm1-u
associate-+l+ fma-def
sub-neg diff-log associate-*l* prod-diff sum-log *-commutative
+-commutative associate-+l- flip3-- flip3-+ fma-neg flip-- flip-+
Counts
4 → 81
Calls
4 calls:
55.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* t z))) (* (* a 27.0) b))
15.0ms
(- (* x 2.0) (* (* y 9.0) (* t z)))
28.0ms
(* (* a 27.0) b)
45.0ms
(* (* y 9.0) (* t z))

series308.0ms

Counts
4 → 12
Calls
4 calls:
167.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* t z))) (* (* a 27.0) b))
79.0ms
(- (* x 2.0) (* (* y 9.0) (* t z)))
22.0ms
(* (* a 27.0) b)
40.0ms
(* (* y 9.0) (* t z))

simplify1.4s

Counts
93 → 93
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01521246
14101162
217461028
done50001017

prune325.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize16.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (- (* x 2.0) (* (* y 9.0) (* t z))) (* 27.0 (* a b)))
0.0b
(- (* x 2.0) (* (* y 9.0) (* t z)))
0.2b
(* 27.0 (* a b))
4.7b
(* (* y 9.0) (* t z))

rewrite103.0ms

Algorithm
rewrite-expression-head
Rules
21×pow1 add-exp-log add-cbrt-cube
11×pow-prod-down prod-exp cbrt-unprod add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
expm1-log1p-u associate-*l* log1p-expm1-u
associate-+l+ fma-def
sub-neg diff-log associate-*r* prod-diff sum-log *-commutative
+-commutative associate-+l- flip3-- flip3-+ fma-neg flip-- flip-+
Counts
4 → 81
Calls
4 calls:
37.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* t z))) (* 27.0 (* a b)))
10.0ms
(- (* x 2.0) (* (* y 9.0) (* t z)))
23.0ms
(* 27.0 (* a b))
29.0ms
(* (* y 9.0) (* t z))

series332.0ms

Counts
4 → 12
Calls
4 calls:
195.0ms
(+ (- (* x 2.0) (* (* y 9.0) (* t z))) (* 27.0 (* a b)))
82.0ms
(- (* x 2.0) (* (* y 9.0) (* t z)))
23.0ms
(* 27.0 (* a b))
32.0ms
(* (* y 9.0) (* t z))

simplify1.2s

Counts
93 → 93
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01471243
13961161
215911027
done50001016

prune323.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* y (* 9.0 (* t z))))
0.2b
(* 27.0 (* a b))
0.3b
(* 9.0 (* t z))
4.5b
(* y (* 9.0 (* t z)))

rewrite149.0ms

Algorithm
rewrite-expression-head
Rules
23×pow1 add-exp-log add-cbrt-cube
12×pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
add-log-exp
expm1-log1p-u log1p-expm1-u
associate-*r* *-commutative
sub-neg flip3-- fma-neg diff-log prod-diff flip--
Counts
4 → 79
Calls
4 calls:
13.0ms
(- (* x 2.0) (* y (* 9.0 (* t z))))
28.0ms
(* 27.0 (* a b))
36.0ms
(* 9.0 (* t z))
70.0ms
(* y (* 9.0 (* t z)))

series206.0ms

Counts
4 → 12
Calls
4 calls:
104.0ms
(- (* x 2.0) (* y (* 9.0 (* t z))))
33.0ms
(* 27.0 (* a b))
32.0ms
(* 9.0 (* t z))
37.0ms
(* y (* 9.0 (* t z)))

simplify1.3s

Counts
91 → 91
Iterations

Useful iterations: 2 (239.0ms)

IterNodesCost
0136905
1338866
21326737
done5001737

prune234.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

regimes448.0ms

Accuracy

79.6% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 3.5b

bsearch1.0ms

simplify10.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03971
15871
done5871

end0.0ms

sample2.0s

Algorithm
intervals
Results
1.1s10988×body80valid