Details

Time bar (total: 17.3s)

sample81.0ms

Algorithm
intervals
Results
37.0ms339×body80valid

simplify1.8s

Counts
1 → 1
Iterations

Useful iterations: 2 (18.0ms)

IterNodesCost
017329
135329
292304
3257304
4618304
51325304
done5000304

prune31.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.4b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* (* (* y 9.0) z) t))
0.1b
(fma a (* 27.0 b) (- (* x 2.0) (* (* (* y 9.0) z) t)))
0.2b
(* (* y 9.0) z)
7.2b
(* (* (* y 9.0) z) t)

rewrite93.0ms

Algorithm
rewrite-expression-head
Rules
18×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt *-un-lft-identity associate-*r* add-cube-cbrt add-log-exp
expm1-log1p-u log1p-expm1-u
associate-*l* *-commutative
sub-neg flip3-- fma-neg diff-log prod-diff fma-udef flip--
Counts
4 → 69
Calls
4 calls:
7.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
0.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* (* (* y 9.0) z) t)))
14.0ms
(* (* y 9.0) z)
71.0ms
(* (* (* y 9.0) z) t)

series385.0ms

Counts
4 → 12
Calls
4 calls:
105.0ms
(- (* x 2.0) (* (* (* y 9.0) z) t))
210.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* (* (* y 9.0) z) t)))
25.0ms
(* (* y 9.0) z)
45.0ms
(* (* (* y 9.0) z) t)

simplify1.8s

Counts
81 → 81
Iterations

Useful iterations: done (1.7s)

IterNodesCost
012418453
131517260
2184216990
done500116510

prune584.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize35.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (* x 2.0) (* (* y 9.0) (* z t)))
0.1b
(fma a (* 27.0 b) (- (* x 2.0) (* (* y 9.0) (* z t))))
6.9b
(* (* y 9.0) (* z t))

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
15×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
add-log-exp
add-sqr-sqrt expm1-log1p-u *-un-lft-identity add-cube-cbrt log1p-expm1-u
sub-neg flip3-- fma-neg diff-log associate-*r* associate-*l* prod-diff *-commutative fma-udef flip--
Counts
3 → 50
Calls
3 calls:
12.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
0.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* (* y 9.0) (* z t))))
34.0ms
(* (* y 9.0) (* z t))

series409.0ms

Counts
3 → 9
Calls
3 calls:
104.0ms
(- (* x 2.0) (* (* y 9.0) (* z t)))
256.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* (* y 9.0) (* z t))))
49.0ms
(* (* y 9.0) (* z t))

simplify1.6s

Counts
59 → 59
Iterations

Useful iterations: 2 (300.0ms)

IterNodesCost
010415512
126714426
2119913986
done500113986

prune445.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* y (* 9.0 (* z t))))
0.1b
(fma a (* 27.0 b) (- (* x 2.0) (* y (* 9.0 (* z t)))))
0.3b
(* 9.0 (* z t))
6.8b
(* y (* 9.0 (* z t)))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
18×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt *-un-lft-identity associate-*l* add-cube-cbrt add-log-exp
expm1-log1p-u log1p-expm1-u
associate-*r* *-commutative
sub-neg flip3-- fma-neg diff-log prod-diff fma-udef flip--
Counts
4 → 69
Calls
4 calls:
11.0ms
(- (* x 2.0) (* y (* 9.0 (* z t))))
0.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* y (* 9.0 (* z t)))))
12.0ms
(* 9.0 (* z t))
36.0ms
(* y (* 9.0 (* z t)))

series410.0ms

Counts
4 → 12
Calls
4 calls:
119.0ms
(- (* x 2.0) (* y (* 9.0 (* z t))))
216.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* y (* 9.0 (* z t)))))
30.0ms
(* 9.0 (* z t))
45.0ms
(* y (* 9.0 (* z t)))

simplify1.7s

Counts
81 → 81
Iterations

Useful iterations: done (1.7s)

IterNodesCost
012018373
129417247
2132716632
done500116617

prune676.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize28.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (* x 2.0) (* y (* (* 9.0 z) t)))
0.1b
(fma a (* 27.0 b) (- (* x 2.0) (* y (* (* 9.0 z) t))))
0.2b
(* (* 9.0 z) t)
6.8b
(* y (* (* 9.0 z) t))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
18×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt *-un-lft-identity add-cube-cbrt add-log-exp
expm1-log1p-u associate-*r* associate-*l* log1p-expm1-u
*-commutative
sub-neg flip3-- fma-neg diff-log prod-diff fma-udef flip--
Counts
4 → 69
Calls
4 calls:
11.0ms
(- (* x 2.0) (* y (* (* 9.0 z) t)))
0.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* y (* (* 9.0 z) t))))
22.0ms
(* (* 9.0 z) t)
59.0ms
(* y (* (* 9.0 z) t))

series425.0ms

Counts
4 → 12
Calls
4 calls:
119.0ms
(- (* x 2.0) (* y (* (* 9.0 z) t)))
241.0ms
(fma a (* 27.0 b) (- (* x 2.0) (* y (* (* 9.0 z) t))))
22.0ms
(* (* 9.0 z) t)
42.0ms
(* y (* (* 9.0 z) t))

simplify1.8s

Counts
81 → 81
Iterations

Useful iterations: done (1.8s)

IterNodesCost
012318454
131217272
2178416672
done500016552

prune532.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes2.2s

Accuracy

84.1% (0.6b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 4.0b

bsearch1.0ms

simplify8.0ms

Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
029846
143846
done43846

end0.0ms

sample2.1s

Algorithm
intervals
Results
1.5s11115×body80valid