Details

Time bar (total: 13.3s)

sample44.0ms

Algorithm
intervals
Results
17.0ms256×body80valid
7.0ms256×pre80true

simplify4.3s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0915
12215
24815
310115
418815
534615
657915
787515
8227115
done500015

prune8.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 18.2b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* x x) (* y y))
18.4b
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
associate-/l/
add-exp-log add-cbrt-cube
flip3-+ flip-+
add-sqr-sqrt frac-times add-cube-cbrt *-un-lft-identity add-log-exp
flip3-- times-frac associate-/r* flip--
pow1 cbrt-undiv associate-*r/ div-exp associate-*l/ associate-/r/
+-commutative frac-2neg prod-exp clear-num sum-log cbrt-unprod div-inv associate-/l*
Counts
2 → 42
Calls
2 calls:
8.0ms
(+ (* x x) (* y y))
50.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

series132.0ms

Counts
2 → 6
Calls
2 calls:
35.0ms
(+ (* x x) (* y y))
96.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

simplify913.0ms

Counts
48 → 48
Iterations

Useful iterations: done (911.0ms)

IterNodesCost
091826
1303802
21443662
done5000655

prune122.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.2b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* x x) (pow y 2))
18.4b
(/ (* (- x y) (+ x y)) (+ (* x x) (pow y 2)))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
associate-/l/
add-exp-log add-cbrt-cube
flip3-+ flip-+
add-sqr-sqrt frac-times add-cube-cbrt *-un-lft-identity add-log-exp
flip3-- times-frac associate-/r* flip--
pow1 cbrt-undiv associate-*r/ div-exp associate-*l/ associate-/r/
+-commutative frac-2neg prod-exp clear-num sum-log cbrt-unprod div-inv associate-/l*
Counts
2 → 42
Calls
2 calls:
11.0ms
(+ (* x x) (pow y 2))
55.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (pow y 2)))

series158.0ms

Counts
2 → 6
Calls
2 calls:
61.0ms
(+ (* x x) (pow y 2))
96.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (pow y 2)))

simplify933.0ms

Counts
48 → 48
Iterations

Useful iterations: done (930.0ms)

IterNodesCost
091826
1296794
21358666
done5001661

prune160.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.2b

localize24.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* x x) (pow y 2))
0.0b
(/ 1 (/ (+ (* x x) (pow y 2)) (* (- x y) (+ x y))))
18.4b
(/ (+ (* x x) (pow y 2)) (* (- x y) (+ x y)))

rewrite205.0ms

Algorithm
rewrite-expression-head
Rules
60×times-frac
41×associate-/r/
29×add-exp-log add-sqr-sqrt add-cube-cbrt *-un-lft-identity
20×frac-times
17×flip3-+ add-cbrt-cube flip-+
16×associate-/r*
15×flip3-- flip--
14×div-exp
10×associate-*r/ associate-*l/
cbrt-undiv
div-inv associate-/l*
add-log-exp
pow1 prod-exp
rec-exp 1-exp
frac-2neg clear-num cbrt-unprod associate-/l/
+-commutative pow-flip sum-log inv-pow
Counts
3 → 130
Calls
3 calls:
16.0ms
(+ (* x x) (pow y 2))
79.0ms
(/ 1 (/ (+ (* x x) (pow y 2)) (* (- x y) (+ x y))))
93.0ms
(/ (+ (* x x) (pow y 2)) (* (- x y) (+ x y)))

series246.0ms

Counts
3 → 9
Calls
3 calls:
51.0ms
(+ (* x x) (pow y 2))
102.0ms
(/ 1 (/ (+ (* x x) (pow y 2)) (* (- x y) (+ x y))))
93.0ms
(/ (+ (* x x) (pow y 2)) (* (- x y) (+ x y)))

simplify1.6s

Counts
139 → 139
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02213376
15803134
222802796
done50002759

prune317.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.2b

localize28.0ms

Local error

Found 4 expressions with local error:

0.0b
(cbrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
18.4b
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
18.4b
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
18.4b
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

rewrite140.0ms

Algorithm
rewrite-expression-head
Rules
24×associate-/l/
19×add-exp-log add-cbrt-cube
13×flip3-+ flip-+
12×add-sqr-sqrt frac-times add-cube-cbrt *-un-lft-identity times-frac
cbrt-prod flip3-- associate-/r* flip--
associate-/r/
cbrt-undiv associate-*r/ div-exp associate-*l/
pow1 div-inv add-log-exp
frac-2neg prod-exp clear-num cbrt-unprod associate-/l*
cbrt-div pow1/3
Counts
4 → 111
Calls
4 calls:
14.0ms
(cbrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
31.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
58.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
30.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

series550.0ms

Counts
4 → 12
Calls
4 calls:
259.0ms
(cbrt (/ (* (- x y) (+ x y)) (+ (* x x) (* y y))))
99.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
101.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))
91.0ms
(/ (* (- x y) (+ x y)) (+ (* x x) (* y y)))

simplify1.0s

Counts
123 → 123
Iterations

Useful iterations: done (1.0s)

IterNodesCost
01082452
13162386
214522036
done50001990

prune549.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.2b

regimes135.0ms

Accuracy

75.7% (4.7b remaining)

Error of 5.2b against oracle of 0.5b and baseline of 19.9b

bsearch115.0ms

Steps
ItersRangePoint
9
9.133840493531702e-163
9.628535965427897e-156
7.168109854324842e-160
9
-1.1690025963777955e-148
-8.983747944314465e-154
-1.1129546130770477e-151
7
-108.09236434424712
-0.7718806003288846
-106.30606884619185

simplify8.0ms

Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
02348
13130
done3130

end0.0ms

sample1.5s

Algorithm
intervals
Results
664.0ms8000×pre80true
489.0ms8000×body80valid