Details

Time bar (total: 8.3s)

sample21.0ms

Algorithm
intervals
Results
10.0ms256×body80valid

simplify199.0ms

Counts
1 → 1
Iterations
IterNodes
done202
7202
6198
5169
4116
367
235
117
09

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.6b

localize30.0ms

Local error

Found 4 expressions with local error:

0.0b
(* 4.0 (* y y))
0.0b
(* 4.0 (* y y))
3.3b
(- (* x x) (* 4.0 (* y y)))
29.1b
(/ (- (* x x) (* 4.0 (* y y))) (+ (* x x) (* 4.0 (* y y))))

rewrite90.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt add-cbrt-cube add-exp-log
14×pow1 *-un-lft-identity add-cube-cbrt
times-frac
associate-*l* pow-prod-down prod-exp cbrt-unprod add-log-exp
associate-/r* associate-/l*
flip3-- associate-*r* associate-/r/ *-commutative flip-- unswap-sqr associate-/l/
cbrt-undiv clear-num sub-neg frac-2neg flip3-+ diff-log div-sub div-exp flip-+ div-inv
Counts
4 → 82
Calls
4 calls:
21.0ms
(* 4.0 (* y y))
21.0ms
(* 4.0 (* y y))
11.0ms
(- (* x x) (* 4.0 (* y y)))
34.0ms
(/ (- (* x x) (* 4.0 (* y y))) (+ (* x x) (* 4.0 (* y y))))

series201.0ms

Counts
4 → 12
Calls
4 calls:
28.0ms
(* 4.0 (* y y))
27.0ms
(* 4.0 (* y y))
48.0ms
(- (* x x) (* 4.0 (* y y)))
98.0ms
(/ (- (* x x) (* 4.0 (* y y))) (+ (* x x) (* 4.0 (* y y))))

simplify936.0ms

Counts
94 → 94
Iterations
IterNodes
done5000
21789
1315
0107

prune507.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.6b

localize26.0ms

Local error

Found 4 expressions with local error:

1.0b
(/ x (/ (+ (* x x) (* (* 4.0 y) y)) x))
2.1b
(/ (* 4.0 y) (/ (+ (* x x) (* (* 4.0 y) y)) y))
15.2b
(/ (+ (* x x) (* (* 4.0 y) y)) x)
15.7b
(/ (+ (* x x) (* (* 4.0 y) y)) y)

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
124×times-frac
76×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
32×associate-/r*
25×add-cbrt-cube add-exp-log
11×cbrt-undiv div-exp
10×div-inv associate-/l*
pow1 clear-num frac-2neg add-log-exp associate-/l/
flip3-+ prod-exp associate-/r/ cbrt-unprod flip-+
Counts
4 → 174
Calls
4 calls:
12.0ms
(/ x (/ (+ (* x x) (* (* 4.0 y) y)) x))
18.0ms
(/ (* 4.0 y) (/ (+ (* x x) (* (* 4.0 y) y)) y))
29.0ms
(/ (+ (* x x) (* (* 4.0 y) y)) x)
21.0ms
(/ (+ (* x x) (* (* 4.0 y) y)) y)

series362.0ms

Counts
4 → 12
Calls
4 calls:
90.0ms
(/ x (/ (+ (* x x) (* (* 4.0 y) y)) x))
91.0ms
(/ (* 4.0 y) (/ (+ (* x x) (* (* 4.0 y) y)) y))
95.0ms
(/ (+ (* x x) (* (* 4.0 y) y)) x)
86.0ms
(/ (+ (* x x) (* (* 4.0 y) y)) y)

simplify405.0ms

Counts
186 → 186
Iterations
IterNodes
done5000
1764
0272

prune1.2s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.6b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(cbrt (pow (/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y))) 3))
0.0b
(pow (/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y))) 3)
3.3b
(- (* x x) (* (* 4.0 y) y))
29.1b
(/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y)))

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
45×times-frac
42×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
36×cbrt-prod
30×unpow-prod-down cube-prod
10×associate-/r/
add-cbrt-cube add-exp-log
add-log-exp
pow1 flip3-+ flip-+ div-inv
pow-unpow associate-/r* associate-/l*
cube-div cube-mult cbrt-undiv flip3-- unpow3 div-exp pow-exp flip-- rem-cube-cbrt sqr-pow associate-/l/
pow-to-exp cbrt-div clear-num sub-neg pow-pow frac-2neg pow1/3 diff-log div-sub rem-cbrt-cube
Counts
4 → 140
Calls
4 calls:
15.0ms
(cbrt (pow (/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y))) 3))
26.0ms
(pow (/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y))) 3)
7.0ms
(- (* x x) (* (* 4.0 y) y))
20.0ms
(/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y)))

series337.0ms

Counts
4 → 12
Calls
4 calls:
108.0ms
(cbrt (pow (/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y))) 3))
94.0ms
(pow (/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y))) 3)
53.0ms
(- (* x x) (* (* 4.0 y) y))
80.0ms
(/ (- (* x x) (* (* 4.0 y) y)) (+ (* x x) (* (* 4.0 y) y)))

simplify2.0s

Counts
152 → 152
Iterations
IterNodes
done5000
23981
1617
0166

prune627.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.6b

localize4.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune0.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0.6b

regimes292.0ms

Accuracy

59% (12.5b remaining)

Error of 12.8b against oracle of 0.3b and baseline of 30.7b

bsearch1.0ms

simplify9.0ms

Iterations
IterNodes
done36
136
031

end0.0ms

sample936.0ms

Algorithm
intervals
Results
745.0ms8000×body80valid