Details

Time bar (total: 27.0s)

sample70.0ms

Algorithm
intervals
Results
44.0ms268×body80valid

simplify2.9s

Counts
1 → 1
Iterations
IterNodes
done5000
114203
101582
9731
8425
7258
6185
5149
4115
375
243
124
014

prune19.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 25.5b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.0b
(+ y (* z (- b y)))
0.5b
(+ (* x y) (* z (- t a)))
25.6b
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

rewrite121.0ms

Algorithm
rewrite-expression-head
Rules
55×add-sqr-sqrt
54×prod-diff
53×*-un-lft-identity
51×add-cube-cbrt
44×associate-+r+
33×distribute-rgt-in distribute-lft-in
times-frac
add-cbrt-cube add-exp-log add-log-exp
pow1 sub-neg
associate-*r*
expm1-log1p-u fma-def flip3-+ flip-+ insert-posit16 log1p-expm1-u
associate-/r* associate-*l* associate-/l*
+-commutative sum-log associate-*r/ associate-/r/ associate-/l/
cbrt-undiv clear-num frac-2neg flip3-- div-exp pow-prod-down prod-exp *-commutative cbrt-unprod div-inv flip-- distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 157
Calls
4 calls:
30.0ms
(* z (- t a))
19.0ms
(+ y (* z (- b y)))
16.0ms
(+ (* x y) (* z (- t a)))
51.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

series645.0ms

Counts
4 → 12
Calls
4 calls:
68.0ms
(* z (- t a))
43.0ms
(+ y (* z (- b y)))
67.0ms
(+ (* x y) (* z (- t a)))
466.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

simplify1.8s

Counts
169 → 169
Iterations
IterNodes
done5001
21683
1655
0283

prune1.2s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 25.2b

localize57.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.2b
(/ 1 (/ (fma (- b y) z y) (fma y x (* z (- t a)))))
0.3b
(fma y x (* z (- t a)))
25.5b
(/ (fma (- b y) z y) (fma y x (* z (- t a))))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
84×times-frac
72×add-sqr-sqrt
70×*-un-lft-identity
68×add-cube-cbrt
19×add-exp-log
18×prod-diff
16×associate-/r*
13×add-cbrt-cube
11×distribute-rgt-in distribute-lft-in
div-exp
pow1
div-inv associate-/l*
associate-*r*
expm1-log1p-u cbrt-undiv insert-posit16 log1p-expm1-u add-log-exp
associate-*l*
rec-exp clear-num sub-neg frac-2neg 1-exp associate-*r/
flip3-- pow-prod-down prod-exp associate-/r/ *-commutative cbrt-unprod fma-udef pow-flip flip-- distribute-lft-out-- inv-pow difference-of-squares unswap-sqr
Counts
4 → 167
Calls
4 calls:
31.0ms
(* z (- t a))
13.0ms
(/ 1 (/ (fma (- b y) z y) (fma y x (* z (- t a)))))
0.0ms
(fma y x (* z (- t a)))
10.0ms
(/ (fma (- b y) z y) (fma y x (* z (- t a))))

series2.3s

Counts
4 → 12
Calls
4 calls:
54.0ms
(* z (- t a))
1.9s
(/ 1 (/ (fma (- b y) z y) (fma y x (* z (- t a)))))
71.0ms
(fma y x (* z (- t a)))
268.0ms
(/ (fma (- b y) z y) (fma y x (* z (- t a))))

simplify2.6s

Counts
179 → 179
Iterations
IterNodes
done5000
33205
21211
1576
0269

prune1.3s

Pruning

12 alts after pruning (11 fresh and 1 done)

Merged error: 12.5b

localize33.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.3b
(fma y x (* z (- t a)))
0.3b
(/ 1 (fma (- b y) z y))
25.4b
(* (/ 1 (fma (- b y) z y)) (fma y x (* z (- t a))))

rewrite66.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt
37×*-un-lft-identity
34×add-cube-cbrt
20×times-frac
19×add-exp-log
18×prod-diff
16×associate-*l*
13×add-cbrt-cube
12×distribute-rgt-in distribute-lft-in
pow1
associate-*r*
prod-exp
expm1-log1p-u div-exp insert-posit16 log1p-expm1-u add-log-exp unswap-sqr
associate-/r* cbrt-unprod fma-udef associate-/l*
cbrt-undiv rec-exp sub-neg 1-exp pow-prod-down associate-*r/ *-commutative div-inv
clear-num frac-2neg flip3-- associate-*l/ pow-flip flip-- distribute-lft-out-- inv-pow difference-of-squares
Counts
4 → 132
Calls
4 calls:
44.0ms
(* z (- t a))
0.0ms
(fma y x (* z (- t a)))
8.0ms
(/ 1 (fma (- b y) z y))
11.0ms
(* (/ 1 (fma (- b y) z y)) (fma y x (* z (- t a))))

series2.1s

Counts
4 → 12
Calls
4 calls:
69.0ms
(* z (- t a))
99.0ms
(fma y x (* z (- t a)))
179.0ms
(/ 1 (fma (- b y) z y))
1.7s
(* (/ 1 (fma (- b y) z y)) (fma y x (* z (- t a))))

simplify2.9s

Counts
144 → 144
Iterations
IterNodes
done5000
33150
21032
1468
0212

prune813.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 12.5b

localize38.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- t a))
0.6b
(cbrt (- t a))
0.6b
(cbrt (- t a))
25.4b
(* (/ 1 (fma (- b y) z y)) (fma y x (* (* z (* (cbrt (- t a)) (cbrt (- t a)))) (cbrt (- t a)))))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
28×add-sqr-sqrt
22×*-un-lft-identity
15×cbrt-prod add-cube-cbrt
13×associate-*l* add-exp-log
11×times-frac
add-cbrt-cube
pow1 cbrt-div
expm1-log1p-u prod-exp insert-posit16 log1p-expm1-u add-log-exp
flip3-- pow1/3 associate-*r* flip-- distribute-lft-out-- difference-of-squares unswap-sqr
div-exp cbrt-unprod fma-udef
distribute-rgt-in cbrt-undiv rec-exp distribute-lft-in 1-exp pow-prod-down associate-*l/ *-commutative div-inv
Counts
4 → 94
Calls
4 calls:
3.0ms
(cbrt (- t a))
3.0ms
(cbrt (- t a))
3.0ms
(cbrt (- t a))
10.0ms
(* (/ 1 (fma (- b y) z y)) (fma y x (* (* z (* (cbrt (- t a)) (cbrt (- t a)))) (cbrt (- t a)))))

series2.1s

Counts
4 → 12
Calls
4 calls:
193.0ms
(cbrt (- t a))
222.0ms
(cbrt (- t a))
179.0ms
(cbrt (- t a))
1.5s
(* (/ 1 (fma (- b y) z y)) (fma y x (* (* z (* (cbrt (- t a)) (cbrt (- t a)))) (cbrt (- t a)))))

simplify2.4s

Counts
106 → 106
Iterations
IterNodes
done5001
32566
2878
1350
0158

prune662.0ms

Pruning

11 alts after pruning (8 fresh and 3 done)

Merged error: 9.7b

regimes781.0ms

Accuracy

-7.3% (11.0b remaining)

Error of 19.8b against oracle of 8.8b and baseline of 19.0b

bsearch272.0ms

Steps
ItersRangePoint
7
4.5781043118532736e+282
1.8856943516558285e+284
1.854921660081858e+284
7
2.0610900308232754e+206
8.313708380325553e+207
2.3187126403961105e+207
10
3.056103735942779e-289
4.513537496159142e-272
6.721570574179068e-285
8
-1.916146495964301e-228
-7.6792701106166946e-233
-7.79363361577941e-233

simplify10.0ms

Iterations
IterNodes
done40
140
031

end0.0ms

sample1.8s

Algorithm
intervals
Results
1.4s8411×body80valid