Details

Time bar (total: 55.4s)

sample91.0ms

Algorithm
intervals
Results
48.0ms533×body80valid

simplify8.9s

Counts
1 → 1
Iterations
IterNodes
done5000
74088
61776
5748
4361
3169
251
121
011

prune36.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.8b

localize86.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* z z) t)
0.0b
(- (* x x) (* (* y 4.0) (- (* z z) t)))
3.6b
(* (* y 4.0) (- (* z z) t))

rewrite223.0ms

Algorithm
rewrite-expression-head
Rules
16×prod-diff
11×add-sqr-sqrt
10×distribute-rgt-in distribute-lft-in associate--r+
*-un-lft-identity add-cube-cbrt
pow1 add-cbrt-cube add-exp-log
add-log-exp
sub-neg
associate-*r*
expm1-log1p-u flip3-- pow-prod-down prod-exp cbrt-unprod insert-posit16 log1p-expm1-u flip--
fma-neg diff-log associate-*r/ difference-of-squares
associate-*l* *-commutative
Counts
3 → 81
Calls
3 calls:
30.0ms
(- (* z z) t)
36.0ms
(- (* x x) (* (* y 4.0) (- (* z z) t)))
151.0ms
(* (* y 4.0) (- (* z z) t))

series405.0ms

Counts
3 → 9
Calls
3 calls:
55.0ms
(- (* z z) t)
188.0ms
(- (* x x) (* (* y 4.0) (- (* z z) t)))
162.0ms
(* (* y 4.0) (- (* z z) t))

simplify3.7s

Counts
90 → 90
Iterations
IterNodes
done5000
21334
1449
0151

prune1.4s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 1.5b

localize70.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* z z) t)
3.6b
(* (* y 4.0) (- (* z z) t))

rewrite190.0ms

Algorithm
rewrite-expression-head
Rules
prod-diff
add-sqr-sqrt
pow1 add-cbrt-cube add-exp-log
*-un-lft-identity add-cube-cbrt
distribute-rgt-in distribute-lft-in
associate-*r* add-log-exp
sub-neg pow-prod-down prod-exp cbrt-unprod
expm1-log1p-u flip3-- associate-*r/ insert-posit16 log1p-expm1-u flip-- difference-of-squares
fma-neg diff-log associate-*l* *-commutative
Counts
2 → 54
Calls
2 calls:
37.0ms
(- (* z z) t)
145.0ms
(* (* y 4.0) (- (* z z) t))

series199.0ms

Counts
2 → 6
Calls
2 calls:
47.0ms
(- (* z z) t)
152.0ms
(* (* y 4.0) (- (* z z) t))

simplify8.1s

Counts
60 → 60
Iterations
IterNodes
done5000
34084
2950
1319
0110

prune924.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 1.5b

localize211.0ms

Local error

Found 4 expressions with local error:

3.6b
(* (* y 4.0) (- (* z z) t))
4.0b
(cbrt (* (* y 4.0) (- (* z z) t)))
4.0b
(cbrt (* (* y 4.0) (- (* z z) t)))
4.0b
(cbrt (* (* y 4.0) (- (* z z) t)))

rewrite321.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-cbrt-cube add-exp-log
add-sqr-sqrt associate-*r/
*-un-lft-identity add-cube-cbrt
cbrt-div prod-diff
distribute-rgt-in distribute-lft-in
expm1-log1p-u flip3-- associate-*r* insert-posit16 log1p-expm1-u flip-- add-log-exp
cbrt-prod pow1/3 pow-prod-down prod-exp cbrt-unprod
sub-neg
associate-*l* *-commutative difference-of-squares
Counts
4 → 76
Calls
4 calls:
116.0ms
(* (* y 4.0) (- (* z z) t))
64.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
53.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
82.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))

series1.3s

Counts
4 → 12
Calls
4 calls:
116.0ms
(* (* y 4.0) (- (* z z) t))
338.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
394.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
434.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))

simplify9.1s

Counts
88 → 88
Iterations
IterNodes
done5000
34687
21147
1396
0146

prune1.4s

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 1.5b

localize334.0ms

Local error

Found 4 expressions with local error:

4.0b
(cbrt (* (* y 4.0) (- (* z z) t)))
4.0b
(cbrt (* (* y 4.0) (- (* z z) t)))
4.0b
(cbrt (* (* y 4.0) (- (* z z) t)))
4.0b
(cbrt (* (* (cbrt (* (* y 4.0) (- (* z z) t))) (cbrt (* (* y 4.0) (- (* z z) t)))) (cbrt (* (* y 4.0) (- (* z z) t)))))

rewrite593.0ms

Algorithm
rewrite-expression-head
Rules
86×cbrt-div
68×associate-*r/
30×flip3-- flip--
28×frac-times
14×associate-*l/
cbrt-prod add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube pow1/3 add-exp-log add-cube-cbrt insert-posit16 log1p-expm1-u add-log-exp
pow3 rem-cbrt-cube
Counts
4 → 81
Calls
4 calls:
70.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
74.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
68.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
368.0ms
(cbrt (* (* (cbrt (* (* y 4.0) (- (* z z) t))) (cbrt (* (* y 4.0) (- (* z z) t)))) (cbrt (* (* y 4.0) (- (* z z) t)))))

series2.2s

Counts
4 → 12
Calls
4 calls:
971.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
380.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
423.0ms
(cbrt (* (* y 4.0) (- (* z z) t)))
450.0ms
(cbrt (* (* (cbrt (* (* y 4.0) (- (* z z) t))) (cbrt (* (* y 4.0) (- (* z z) t)))) (cbrt (* (* y 4.0) (- (* z z) t)))))

simplify7.4s

Counts
93 → 93
Iterations
IterNodes
done5000
43728
31250
2534
1303
0170

prune1.6s

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 1.5b

regimes4.0s

Accuracy

84.8% (0.5b remaining)

Error of 3.1b against oracle of 2.5b and baseline of 6.0b

bsearch2.0ms

simplify36.0ms

Iterations
IterNodes
done53
353
249
134
021

end0.0ms

sample2.5s

Algorithm
intervals
Results
1.6s15991×body80valid