Details

Time bar (total: 13.8s)

sample26.0ms

Algorithm
intervals
Results
9.0ms256×body80valid
4.0ms256×pre80true

simplify2.4s

Counts
1 → 1
Iterations
IterNodes
done5000
73699
6840
5403
4208
3103
248
122
09

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 17.1b

localize22.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* x x) (* y y))
17.1b
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
associate-/l/
add-cbrt-cube add-exp-log
flip3-+ flip-+
add-sqr-sqrt frac-times *-un-lft-identity add-cube-cbrt add-log-exp
associate-/r* times-frac flip3-- flip--
pow1 cbrt-undiv div-exp associate-*l/ associate-*r/ associate-/r/
+-commutative clear-num sum-log frac-2neg prod-exp cbrt-unprod div-inv associate-/l*
Counts
2 → 42
Calls
2 calls:
12.0ms
(+ (* x x) (* y y))
26.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

series145.0ms

Counts
2 → 6
Calls
2 calls:
49.0ms
(+ (* x x) (* y y))
96.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

simplify1.1s

Counts
48 → 48
Iterations
IterNodes
done5001
22435
1336
091

prune280.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.6b

localize19.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* x x) (* y y))
0.0b
(/ 1 (/ (+ (* x x) (* y y)) (* (+ x y) (- x y))))
17.1b
(/ (+ (* x x) (* y y)) (* (+ x y) (- x y)))

rewrite117.0ms

Algorithm
rewrite-expression-head
Rules
60×times-frac
41×associate-/r/
29×add-sqr-sqrt *-un-lft-identity add-exp-log add-cube-cbrt
20×frac-times
17×flip3-+ add-cbrt-cube flip-+
16×associate-/r*
15×flip3-- flip--
14×div-exp
10×associate-*l/ associate-*r/
cbrt-undiv
div-inv associate-/l*
add-log-exp
pow1 prod-exp
rec-exp 1-exp
clear-num frac-2neg cbrt-unprod associate-/l/
+-commutative sum-log pow-flip inv-pow
Counts
3 → 130
Calls
3 calls:
7.0ms
(+ (* x x) (* y y))
54.0ms
(/ 1 (/ (+ (* x x) (* y y)) (* (+ x y) (- x y))))
46.0ms
(/ (+ (* x x) (* y y)) (* (+ x y) (- x y)))

series206.0ms

Counts
3 → 9
Calls
3 calls:
30.0ms
(+ (* x x) (* y y))
81.0ms
(/ 1 (/ (+ (* x x) (* y y)) (* (+ x y) (- x y))))
94.0ms
(/ (+ (* x x) (* y y)) (* (+ x y) (- x y)))

simplify1.9s

Counts
139 → 139
Iterations
IterNodes
done5000
24295
1644
0220

prune550.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.6b

localize1.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune12.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0.6b

localize52.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (* (+ y x) (+ y x)) (- x y))
0.2b
(* (* (/ 1 (+ (* y y) (* x x))) (* (* (+ y x) (+ y x)) (- x y))) (/ 1 (+ y x)))
0.6b
(/ 1 (+ (* y y) (* x x)))
28.5b
(* (/ 1 (+ (* y y) (* x x))) (* (* (+ y x) (+ y x)) (- x y)))

rewrite1.2s

Algorithm
rewrite-expression-head
Rules
327×frac-times
277×add-exp-log
175×prod-exp
154×associate-*l/
135×associate-*r/
129×flip3-+ flip-+
97×add-cbrt-cube
63×flip3-- flip--
58×div-exp
53×cbrt-unprod
36×*-un-lft-identity
33×pow1
31×add-sqr-sqrt
30×times-frac
29×rec-exp 1-exp
28×add-cube-cbrt
24×associate-*r*
19×pow-prod-down
17×cbrt-undiv associate-*l*
10×distribute-rgt-in distribute-lft-in
sub-neg associate-/r/
add-log-exp
associate-/r* *-commutative div-inv distribute-lft-out associate-/l*
clear-num frac-2neg un-div-inv pow-flip distribute-lft-out-- inv-pow difference-of-squares unswap-sqr
Counts
4 → 395
Calls
4 calls:
78.0ms
(* (* (+ y x) (+ y x)) (- x y))
781.0ms
(* (* (/ 1 (+ (* y y) (* x x))) (* (* (+ y x) (+ y x)) (- x y))) (/ 1 (+ y x)))
11.0ms
(/ 1 (+ (* y y) (* x x)))
249.0ms
(* (/ 1 (+ (* y y) (* x x))) (* (* (+ y x) (+ y x)) (- x y)))

series364.0ms

Counts
4 → 12
Calls
4 calls:
42.0ms
(* (* (+ y x) (+ y x)) (- x y))
115.0ms
(* (* (/ 1 (+ (* y y) (* x x))) (* (* (+ y x) (+ y x)) (- x y))) (/ 1 (+ y x)))
52.0ms
(/ 1 (+ (* y y) (* x x)))
155.0ms
(* (/ 1 (+ (* y y) (* x x))) (* (* (+ y x) (+ y x)) (- x y)))

simplify1.5s

Counts
407 → 407
Iterations
IterNodes
done5001
12465
0558

prune2.0s

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0.6b

regimes187.0ms

Accuracy

77.6% (4.5b remaining)

Error of 4.9b against oracle of 0.4b and baseline of 20.3b

bsearch105.0ms

Steps
ItersRangePoint
9
5.406303382120601e-192
8.906821559558098e-187
8.82873352566288e-187
7
-2.6597031830043453e-160
-5.902380441646539e-162
-5.832122554270737e-161
7
-4.00956143299081e+154
-3.349244442405179e+152
-6.684928343955356e+152

simplify5.0ms

Iterations
IterNodes
done28
128
020

end0.0ms

sample1.5s

Algorithm
intervals
Results
996.0ms8000×body80valid
221.0ms8000×pre80true