Details

Time bar (total: 22.8s)

sample77.0ms

Algorithm
intervals
Results
37.0ms275×body80valid

simplify2.6s

Counts
1 → 1
Iterations
IterNodes
done5001
91738
8588
7279
6203
5170
4125
375
243
124
014

prune21.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.2b

localize40.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.0b
(* z (- b y))
1.7b
(+ (* x y) (* z (- t a)))
26.3b
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

rewrite128.0ms

Algorithm
rewrite-expression-head
Rules
60×add-sqr-sqrt
56×*-un-lft-identity
54×prod-diff
52×add-cube-cbrt
33×distribute-rgt-in distribute-lft-in
22×associate-+r+
10×add-cbrt-cube associate-*r* add-exp-log
times-frac
pow1
sub-neg associate-*l* add-log-exp
expm1-log1p-u associate-*r/ log1p-expm1-u
associate-/r* flip3-+ flip-+ associate-/l*
flip3-- pow-prod-down prod-exp associate-/r/ *-commutative cbrt-unprod flip-- distribute-lft-out-- difference-of-squares unswap-sqr associate-/l/
cbrt-undiv +-commutative clear-num sum-log fma-def frac-2neg div-exp div-inv
Counts
4 → 161
Calls
4 calls:
18.0ms
(* z (- t a))
24.0ms
(* z (- b y))
20.0ms
(+ (* x y) (* z (- t a)))
55.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

series712.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(* z (- t a))
58.0ms
(* z (- b y))
86.0ms
(+ (* x y) (* z (- t a)))
510.0ms
(/ (+ (* x y) (* z (- t a))) (+ y (* z (- b y))))

simplify1.7s

Counts
173 → 173
Iterations
IterNodes
done5000
22874
1710
0291

prune1.0s

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 26.5b

localize37.0ms

Local error

Found 4 expressions with local error:

0.0b
(* z (- t a))
0.5b
(/ 1 (fma z (- b y) y))
1.7b
(+ (* x y) (* z (- t a)))
25.8b
(* (+ (* x y) (* z (- t a))) (/ 1 (fma z (- b y) y)))

rewrite122.0ms

Algorithm
rewrite-expression-head
Rules
57×add-sqr-sqrt
49×*-un-lft-identity
46×add-cube-cbrt
36×prod-diff
22×distribute-rgt-in associate-+r+ distribute-lft-in
20×times-frac
19×add-exp-log
18×associate-*r*
13×add-cbrt-cube
pow1
associate-*l* add-log-exp
prod-exp
expm1-log1p-u sub-neg div-exp log1p-expm1-u unswap-sqr
associate-/r* flip3-+ associate-*r/ cbrt-unprod flip-+ associate-/l*
frac-times cbrt-undiv rec-exp 1-exp pow-prod-down associate-*l/ *-commutative div-inv
+-commutative clear-num sum-log fma-def frac-2neg flip3-- un-div-inv pow-flip flip-- distribute-lft-out-- inv-pow difference-of-squares
Counts
4 → 157
Calls
4 calls:
31.0ms
(* z (- t a))
8.0ms
(/ 1 (fma z (- b y) y))
20.0ms
(+ (* x y) (* z (- t a)))
58.0ms
(* (+ (* x y) (* z (- t a))) (/ 1 (fma z (- b y) y)))

series806.0ms

Counts
4 → 12
Calls
4 calls:
82.0ms
(* z (- t a))
88.0ms
(/ 1 (fma z (- b y) y))
99.0ms
(+ (* x y) (* z (- t a)))
538.0ms
(* (+ (* x y) (* z (- t a))) (/ 1 (fma z (- b y) y)))

simplify2.7s

Counts
169 → 169
Iterations
IterNodes
done5001
23265
1579
0237

prune1.1s

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 26.5b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma z (- b y) y)
0.4b
(/ 1 (/ (fma z (- b y) y) (fma z (- t a) (* y x))))
1.0b
(fma z (- t a) (* y x))
26.4b
(/ (fma z (- b y) y) (fma z (- t a) (* y x)))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
84×times-frac
54×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
17×add-exp-log
16×associate-/r*
11×add-cbrt-cube
div-exp
div-inv associate-/l*
pow1
expm1-log1p-u cbrt-undiv log1p-expm1-u add-log-exp
rec-exp clear-num frac-2neg 1-exp fma-udef
associate-/r/ pow-flip inv-pow
Counts
4 → 127
Calls
4 calls:
0.0ms
(fma z (- b y) y)
9.0ms
(/ 1 (/ (fma z (- b y) y) (fma z (- t a) (* y x))))
0.0ms
(fma z (- t a) (* y x))
4.0ms
(/ (fma z (- b y) y) (fma z (- t a) (* y x)))

series1.1s

Counts
4 → 12
Calls
4 calls:
55.0ms
(fma z (- b y) y)
854.0ms
(/ 1 (/ (fma z (- b y) y) (fma z (- t a) (* y x))))
56.0ms
(fma z (- t a) (* y x))
172.0ms
(/ (fma z (- b y) y) (fma z (- t a) (* y x)))

simplify1.1s

Counts
139 → 139
Iterations
IterNodes
done5002
21650
1401
0179

prune898.0ms

Pruning

12 alts after pruning (10 fresh and 2 done)

Merged error: 17.4b

localize45.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt z)
0.6b
(cbrt z)
1.7b
(+ (* x y) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (- t a))))
26.3b
(/ (+ (* x y) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (- t a)))) (+ y (* z (- b y))))

rewrite75.0ms

Algorithm
rewrite-expression-head
Rules
44×distribute-rgt-in associate-+r+ distribute-lft-in
38×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
36×prod-diff
times-frac
cbrt-prod add-cbrt-cube add-exp-log add-log-exp
expm1-log1p-u pow1 sub-neg log1p-expm1-u
associate-/r* flip3-+ flip-+ associate-/l*
pow1/3 associate-/r/ associate-/l/
cbrt-undiv +-commutative clear-num sum-log fma-def frac-2neg div-exp div-inv
Counts
4 → 117
Calls
4 calls:
1.0ms
(cbrt z)
1.0ms
(cbrt z)
34.0ms
(+ (* x y) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (- t a))))
34.0ms
(/ (+ (* x y) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (- t a)))) (+ y (* z (- b y))))

series1.6s

Counts
4 → 12
Calls
4 calls:
295.0ms
(cbrt z)
371.0ms
(cbrt z)
215.0ms
(+ (* x y) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (- t a))))
699.0ms
(/ (+ (* x y) (* (* (cbrt z) (cbrt z)) (* (cbrt z) (- t a)))) (+ y (* z (- b y))))

simplify2.6s

Counts
129 → 129
Iterations
IterNodes
done5000
23224
1718
0240

prune982.0ms

Pruning

12 alts after pruning (9 fresh and 3 done)

Merged error: 17.4b

regimes1.3s

Accuracy

43.9% (4.7b remaining)

Error of 19.6b against oracle of 14.9b and baseline of 23.2b

bsearch163.0ms

Steps
ItersRangePoint
11
7.688672617548883e+59
1.8652761479291097e+80
3.9544459558456954e+76
8
-2.0700515967326768e+49
-3.6339803350820565e+44
-2.034080329997318e+49

simplify6.0ms

Iterations
IterNodes
done33
133
024

end0.0ms

sample1.9s

Algorithm
intervals
Results
1.3s8413×body80valid