Details

Time bar (total: 10.1s)

sample25.0ms

Algorithm
intervals
Results
9.0ms256×body80valid
3.0ms256×pre80true

simplify80.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03317
111417
256317
3416417
4500217
done500217

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.9b

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)
0.0b
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
0.1b
(/ (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
3.6b
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

rewrite1.2s

Algorithm
rewrite-expression-head
Rules
804×times-frac
586×*-un-lft-identity
340×add-sqr-sqrt add-cube-cbrt
123×distribute-lft-out
82×associate-/l*
54×associate-/r/
29×flip3-+ flip-+
27×div-inv
20×add-exp-log add-cbrt-cube
13×add-log-exp
10×cbrt-undiv div-exp associate-/r*
sum-log
pow1 associate-/l/
frac-2neg clear-num
+-commutative associate-+l+
Counts
4 → 465
Calls
4 calls:
106.0ms
(+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)
327.0ms
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
482.0ms
(/ (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
287.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

series386.0ms

Counts
4 → 12
Calls
4 calls:
14.0ms
(+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)
140.0ms
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
149.0ms
(/ (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
82.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

simplify127.0ms

Counts
477 → 477
Iterations

Useful iterations: 1 (28.0ms)

IterNodesCost
0149213034
1500212552
done500212552

prune938.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 1.3b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (+ (+ alpha beta) (* 2.0 1.0)))
0.1b
(* (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (/ 1 (+ (+ alpha beta) (* 2.0 1.0))))
0.1b
(/ (* (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (/ 1 (+ (+ alpha beta) (* 2.0 1.0)))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
3.6b
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

rewrite1.0s

Algorithm
rewrite-expression-head
Rules
64×add-exp-log
58×*-un-lft-identity
55×add-sqr-sqrt
53×times-frac
38×add-cube-cbrt add-cbrt-cube
28×div-exp
18×associate-*l*
16×prod-exp
15×cbrt-undiv associate-*r*
10×associate-/r* associate-/r/
distribute-lft-out
cbrt-unprod associate-/l*
pow1
flip3-+ flip-+ associate-/l/ unswap-sqr
rec-exp 1-exp div-inv
add-log-exp
frac-2neg clear-num
frac-times associate-*r/ associate-*l/ un-div-inv
pow-flip pow-prod-down *-commutative inv-pow
Counts
4 → 171
Calls
4 calls:
35.0ms
(/ 1 (+ (+ alpha beta) (* 2.0 1.0)))
433.0ms
(* (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (/ 1 (+ (+ alpha beta) (* 2.0 1.0))))
286.0ms
(/ (* (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (/ 1 (+ (+ alpha beta) (* 2.0 1.0)))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
280.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

series405.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(/ 1 (+ (+ alpha beta) (* 2.0 1.0)))
138.0ms
(* (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (/ 1 (+ (+ alpha beta) (* 2.0 1.0))))
151.0ms
(/ (* (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (/ 1 (+ (+ alpha beta) (* 2.0 1.0)))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
79.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

simplify110.0ms

Counts
183 → 183
Iterations

Useful iterations: 2 (86.0ms)

IterNodesCost
07582684
142402303
250012270
done50012270

prune376.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 1.3b

localize18.0ms

Local error

Found 4 expressions with local error:

0.3b
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)))
0.5b
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (sqrt (+ (+ alpha beta) (* 2.0 1.0))))
3.6b
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
3.6b
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))

rewrite806.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity
80×sqrt-prod
70×times-frac
56×add-sqr-sqrt
54×add-cube-cbrt
22×distribute-lft-out
13×associate-/r*
11×associate-/l*
10×sqrt-div
add-exp-log add-cbrt-cube
pow1 flip3-+ flip-+
associate-/r/ associate-/l/ add-log-exp
cbrt-undiv rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 div-exp clear-num div-inv
sqrt-undiv
Counts
4 → 159
Calls
4 calls:
366.0ms
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)))
208.0ms
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (sqrt (+ (+ alpha beta) (* 2.0 1.0))))
111.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
113.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))

series407.0ms

Counts
4 → 12
Calls
4 calls:
204.0ms
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)))
105.0ms
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (sqrt (+ (+ alpha beta) (* 2.0 1.0))))
50.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
47.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))

simplify64.0ms

Counts
171 → 171
Iterations

Useful iterations: 2 (42.0ms)

IterNodesCost
05072617
119422448
250032394
done50032394

prune432.0ms

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 1.3b

localize22.0ms

Local error

Found 4 expressions with local error:

0.6b
(/ (/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0))) (sqrt (+ (+ alpha beta) (* 2.0 1.0))))
3.6b
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
3.6b
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
6.1b
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (* (* (cbrt (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)) (cbrt (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))) (sqrt (+ (+ alpha beta) (* 2.0 1.0)))))

rewrite1.2s

Algorithm
rewrite-expression-head
Rules
316×times-frac
214×*-un-lft-identity
184×sqrt-prod
166×add-sqr-sqrt
164×add-cube-cbrt
42×associate-/r/
38×flip3-+ flip-+
36×cbrt-div
34×associate-/l*
28×frac-times
26×sqrt-div
25×distribute-lft-out
18×add-exp-log
16×add-cbrt-cube
14×associate-*l/
div-inv
associate-*r/
associate-/r*
pow1 cbrt-undiv div-exp
add-log-exp
prod-exp cbrt-unprod associate-/l/
rem-sqrt-square frac-2neg sqrt-pow1 pow1/2 clear-num
Counts
4 → 303
Calls
4 calls:
257.0ms
(/ (/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0))) (sqrt (+ (+ alpha beta) (* 2.0 1.0))))
112.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
113.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
681.0ms
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (* (* (cbrt (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)) (cbrt (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))) (sqrt (+ (+ alpha beta) (* 2.0 1.0)))))

series635.0ms

Counts
4 → 12
Calls
4 calls:
164.0ms
(/ (/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0))) (sqrt (+ (+ alpha beta) (* 2.0 1.0))))
50.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
46.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
374.0ms
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (* (* (cbrt (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)) (cbrt (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))) (sqrt (+ (+ alpha beta) (* 2.0 1.0)))))

simplify85.0ms

Counts
315 → 315
Iterations

Useful iterations: 1 (26.0ms)

IterNodesCost
012927763
150017317
done50017317

prune983.0ms

Pruning

8 alts after pruning (5 fresh and 3 done)

Merged error: 1.3b

regimes78.0ms

Accuracy

59.4% (1.1b remaining)

Error of 2.3b against oracle of 1.2b and baseline of 4.0b

bsearch48.0ms

Steps
ItersRangePoint
7
8.204955259617668e+197
5.2404437607380405e+199
8.345047959283739e+197

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03023
13023
done3023

end0.0ms

sample555.0ms

Algorithm
intervals
Results
279.0ms8000×body80valid
87.0ms8000×pre80true