Details

Time bar (total: 19.0s)

sample195.0ms

Algorithm
intervals
Results
113.0ms493×body80valid

simplify1.3s

Counts
1 → 1
Iterations
IterNodes
done2008
41125
3543
2196
166
028

prune30.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 8.9b

localize85.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (* x i) 4.0)
0.2b
(* k (* 27.0 j))
5.0b
(* (- (* (* x y) (* z 18.0)) (* a 4.0)) t)
6.5b
(* (* x y) (* z 18.0))

rewrite269.0ms

Algorithm
rewrite-expression-head
Rules
28×pow1 add-cbrt-cube add-exp-log
15×pow-prod-down prod-exp cbrt-unprod
10×add-sqr-sqrt
*-un-lft-identity associate-*r* associate-*l* add-cube-cbrt
*-commutative insert-posit16 add-log-exp
associate-*l/
flip3-- flip-- unswap-sqr
Counts
4 → 82
Calls
4 calls:
31.0ms
(* (* x i) 4.0)
28.0ms
(* k (* 27.0 j))
159.0ms
(* (- (* (* x y) (* z 18.0)) (* a 4.0)) t)
48.0ms
(* (* x y) (* z 18.0))

series269.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(* (* x i) 4.0)
33.0ms
(* k (* 27.0 j))
159.0ms
(* (- (* (* x y) (* z 18.0)) (* a 4.0)) t)
41.0ms
(* (* x y) (* z 18.0))

simplify1.0s

Counts
94 → 94
Iterations
IterNodes
done2004
21557
1443
0171

prune883.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 3.3b

localize79.0ms

Local error

Found 4 expressions with local error:

0.2b
(* 18.0 (* t (* x (* z y))))
0.2b
(* k (* 27.0 j))
4.1b
(* x (* z y))
7.8b
(* t (* x (* z y)))

rewrite305.0ms

Algorithm
rewrite-expression-head
Rules
37×pow1 add-cbrt-cube add-exp-log
22×pow-prod-down prod-exp cbrt-unprod
12×associate-*l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
associate-*r* *-commutative insert-posit16 add-log-exp
Counts
4 → 85
Calls
4 calls:
160.0ms
(* 18.0 (* t (* x (* z y))))
29.0ms
(* k (* 27.0 j))
31.0ms
(* x (* z y))
83.0ms
(* t (* x (* z y)))

series201.0ms

Counts
4 → 12
Calls
4 calls:
73.0ms
(* 18.0 (* t (* x (* z y))))
20.0ms
(* k (* 27.0 j))
50.0ms
(* x (* z y))
58.0ms
(* t (* x (* z y)))

simplify715.0ms

Counts
97 → 97
Iterations
IterNodes
done2001
21170
1305
0125

prune833.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 1.4b

localize94.0ms

Local error

Found 4 expressions with local error:

0.0b
(* (* x i) 4.0)
0.2b
(* 18.0 (* (* t x) (* z y)))
0.2b
(* k (* 27.0 j))
10.8b
(* (* t x) (* z y))

rewrite168.0ms

Algorithm
rewrite-expression-head
Rules
44×pow1 add-cbrt-cube add-exp-log
27×pow-prod-down prod-exp cbrt-unprod
associate-*l*
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
associate-*r*
*-commutative insert-posit16 add-log-exp
Counts
4 → 89
Calls
4 calls:
22.0ms
(* (* x i) 4.0)
80.0ms
(* 18.0 (* (* t x) (* z y)))
35.0ms
(* k (* 27.0 j))
28.0ms
(* (* t x) (* z y))

series191.0ms

Counts
4 → 12
Calls
4 calls:
25.0ms
(* (* x i) 4.0)
72.0ms
(* 18.0 (* (* t x) (* z y)))
30.0ms
(* k (* 27.0 j))
63.0ms
(* (* t x) (* z y))

simplify936.0ms

Counts
101 → 101
Iterations
IterNodes
done2000
21655
1403
0153

prune840.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.3b

localize68.0ms

Local error

Found 4 expressions with local error:

0.2b
(* 18.0 (* (* (* t x) z) y))
0.2b
(* k (* 27.0 j))
5.0b
(* (* (* t x) z) y)
7.0b
(* (* t x) z)

rewrite317.0ms

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
*-commutative insert-posit16 add-log-exp
Counts
4 → 85
Calls
4 calls:
179.0ms
(* 18.0 (* (* (* t x) z) y))
26.0ms
(* k (* 27.0 j))
84.0ms
(* (* (* t x) z) y)
27.0ms
(* (* t x) z)

series196.0ms

Counts
4 → 12
Calls
4 calls:
75.0ms
(* 18.0 (* (* (* t x) z) y))
30.0ms
(* k (* 27.0 j))
50.0ms
(* (* (* t x) z) y)
40.0ms
(* (* t x) z)

simplify765.0ms

Counts
97 → 97
Iterations
IterNodes
done2003
21355
1343
0134

prune727.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.0b

regimes2.4s

Accuracy

47.9% (2.2b remaining)

Error of 2.2b against oracle of 0.0b and baseline of 4.2b

bsearch429.0ms

Steps
ItersRangePoint
7
8.369723507065598e+54
4.344889703825325e+56
1.0458702014704218e+56
9
-3.8959214510285863e-16
-4.383653497844577e-24
-3.1240441509892456e-20

simplify14.0ms

Iterations
IterNodes
done82
182
055

end0.0ms

sample5.7s

Algorithm
intervals
Results
4.6s16033×body80valid